/*! normalize.css v1.1.2 | MIT License | git.io/normalize */
article,aside,details,figcaption,figure,footer,header,hgroup,main,nav,section,summary{display:block}audio,canvas,video{display:inline-block;*display:inline;*zoom:1}audio:not([controls]){display:none;height:0}[hidden]{display:none}html{font-size:100%;-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}html,button,input,select,textarea{font-family:sans-serif}body{margin:0}a:focus{outline:thin dotted}a:active,a:hover{outline:0}h1{font-size:2em;margin:0.67em 0}h2{font-size:1.5em;margin:0.83em 0}h3{font-size:1.17em;margin:1em 0}h4{font-size:1em;margin:1.33em 0}h5{font-size:0.83em;margin:1.67em 0}h6{font-size:0.67em;margin:2.33em 0}abbr[title]{border-bottom:1px dotted}b,strong{font-weight:bold}blockquote{margin:1em 40px}dfn{font-style:italic}hr{box-sizing:content-box;height:0}mark{background:#ff0;color:#000}p,pre{margin:1em 0}code,kbd,pre,samp{font-family:monospace, serif;_font-family:'courier new', monospace;font-size:1em}pre{white-space:pre;white-space:pre-wrap;word-wrap:break-word}q{quotes:none}q:before,q:after{content:'';content:none}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sup{top:-0.5em}sub{bottom:-0.25em}dl,menu,ol,ul{margin:1em 0}dd{margin:0 0 0 40px}menu,ol,ul{padding:0 0 0 40px}nav ul,nav ol{list-style:none;list-style-image:none}img{border:0;-ms-interpolation-mode:bicubic}svg:not(:root){overflow:hidden}figure{margin:0}form{margin:0}fieldset{border:1px solid #c0c0c0;margin:0 2px;padding:0.35em 0.625em 0.75em}legend{border:0;padding:0;white-space:normal;*margin-left:-7px}button,input,select,textarea{font-size:100%;margin:0;vertical-align:baseline;*vertical-align:middle}button,input{line-height:normal}button,select{text-transform:none}button,html input[type="button"],input[type="reset"],input[type="submit"]{-webkit-appearance:button;cursor:pointer;*overflow:visible}button[disabled],html input[disabled]{cursor:default}input[type="checkbox"],input[type="radio"]{box-sizing:border-box;padding:0;*height:13px;*width:13px}input[type="search"]{-webkit-appearance:textfield;box-sizing:content-box}input[type="search"]::-webkit-search-cancel-button,input[type="search"]::-webkit-search-decoration{-webkit-appearance:none}button::-moz-focus-inner,input::-moz-focus-inner{border:0;padding:0}textarea{overflow:auto;vertical-align:top}table{border-collapse:collapse;border-spacing:0}html,button,input,select,textarea{color:#222}body{font-size:1em;line-height:1.4}::-moz-selection{background:#b3d4fc;text-shadow:none}::selection{background:#b3d4fc;text-shadow:none}hr{display:block;height:1px;border:0;border-top:1px solid #ccc;margin:1em 0;padding:0}audio,canvas,img,video{vertical-align:middle}fieldset{border:0;margin:0;padding:0}textarea{resize:vertical}.browsehappy{margin:0.2em 0;background:#ccc;color:#000;padding:0.2em 0}.ir{background-color:transparent;border:0;overflow:hidden;*text-indent:-9999px}.ir:before{content:"";display:block;width:0;height:150%}.hidden{display:none !important;visibility:hidden}.visuallyhidden{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}.visuallyhidden.focusable:active,.visuallyhidden.focusable:focus{clip:auto;height:auto;margin:0;overflow:visible;position:static;width:auto}.invisible{visibility:hidden}.clearfix:before,.meganav:before,.meganav_columnar_section:before,.nav_area:before,.body_form fieldset.radio_buttons .option:before,#site_footer .sitemap_directory:before,.clearfix:after,.meganav:after,.meganav_columnar_section:after,.nav_area:after,.body_form fieldset.radio_buttons .option:after,#site_footer .sitemap_directory:after{content:" ";display:table}.clearfix:after,.meganav:after,.meganav_columnar_section:after,.nav_area:after,.body_form fieldset.radio_buttons .option:after,#site_footer .sitemap_directory:after{clear:both}.clearfix,.meganav,.meganav_columnar_section,.nav_area,.body_form fieldset.radio_buttons .option,#site_footer .sitemap_directory{*zoom:1}@media print{*{background:transparent !important;color:#000 !important;box-shadow:none !important;text-shadow:none !important}a,a:visited{text-decoration:underline}a[href]:after{content:" (" attr(href) ")"}abbr[title]:after{content:" (" attr(title) ")"}.ir a:after,a[href^="javascript:"]:after,a[href^="#"]:after{content:""}pre,blockquote{border:1px solid #999;page-break-inside:avoid}thead{display:table-header-group}tr,img{page-break-inside:avoid}img{max-width:100% !important}@page{margin:0.5cm}p,h2,h3{orphans:3;widows:3}h2,h3{page-break-after:avoid}}html,button,input,select,textarea{color:#3c3c3c}*,*:before,*:after,input[type="search"]{box-sizing:border-box}input[type="search"]{-webkit-appearance:none}html,html a,select,input{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}html{height:100%;-webkit-text-size-adjust:100%}i{font-style:italic}strong{font-weight:700}.browsehappy{background:white;color:#333;padding:1em;position:absolute;top:0;left:0;z-index:9999;width:100%;height:100%}html.touch.-webkit-{-webkit-tap-highlight-color:transparent}.visuallyhidden.focusable:active,.visuallyhidden.focusable:focus{position:absolute}:root{--breakpoint_for_desktop_nav: $width_for_desktop_nav}.site_header_area .brand_area{background:url(/assets/logo_nasa_trio_white@2x.png) no-repeat;background-size:100%;display:inline-block;width:54px;height:54px}.site_header_area .brand_area .brand1{height:100%;width:22%;float:left;text-indent:-9999px}.site_header_area .brand_area .brand2{display:block;float:left;width:78%;height:100%;text-indent:-9999px}.site_header_area .brand_area a.top_logo,.site_header_area .brand_area a.sub_logo{width:100%;float:left;height:100%}.site_header_area .brand_area .nasa_logo{width:100%;height:100%;display:block}body{margin-left:auto;margin-right:auto;margin-top:0;background-color:white}@media (max-width: 1023px){body.nav_overlay_true{overflow:hidden}}img{width:100%}p{line-height:1.5;margin-top:0;color:#2b2b2b}@media (min-width: 600px){p{font-size:18px}}@media (min-width: 769px){p{margin-bottom:20px;font-size:16px}}@media (min-width: 1024px), print{p{font-size:17px}}@media (min-width: 1200px){p{font-size:18px}}a{text-decoration:none;color:#388fda}a:hover{text-decoration:underline}a[name]{position:relative;display:block;visibility:hidden;margin:0;padding:0}@media (max-width: 1023px){a[name]{top:-63px}}@media (max-width: 1023px) and (min-width: 480px){a[name]{top:-63px}}@media (max-width: 1023px) and (min-width: 600px){a[name]{top:-63px}}@media (max-width: 1023px) and (min-width: 769px){a[name]{top:-75px}}@media (min-width: 1024px){a[name]{top:-86px}}dl,menu,ol,ul{margin:0;padding:0}ul{list-style-type:none}ol{list-style-position:inside}hr,.gradient_line{clear:both;margin:1em 0}.print_only{display:none}.page_cover{position:absolute;display:none;background-color:rgba(0,0,0,0.5);width:100%;height:100%;z-index:20}.page_cover.nav_hover_on{pointer-events:none}.grid_layout{max-width:100%;margin-left:auto;margin-right:auto;width:90%}.grid_layout:after{content:" ";display:block;clear:both}@media (min-width: 600px){.grid_layout{max-width:100%;margin-left:auto;margin-right:auto;width:90%}.grid_layout:after{content:" ";display:block;clear:both}}@media (min-width: 769px){.grid_layout{max-width:100%;margin-left:auto;margin-right:auto;width:90%}.grid_layout:after{content:" ";display:block;clear:both}}@media (min-width: 1024px), print{.grid_layout{max-width:1200px;width:97%}.content_page .grid_layout,.secondary_nav_desktop .grid_layout{width:90%}}@font-face{font-family:'CooperHewitt-Medium';font-weight:normal;src:url(/assets/vendor/fonts/CooperHewitt-Medium.otf)}@font-face{font-family:'CooperHewitt-Semibold';font-weight:500;src:url(/assets/vendor/fonts/CooperHewitt-Semibold.otf)}@font-face{font-family:'CooperHewitt-Bold';font-weight:bold;src:url(/assets/vendor/fonts/CooperHewitt-Bold.otf)}@font-face{font-family:'Whitney';src:url(/assets/fonts/Whitney-Book.otf)}@font-face{font-family:'Whitney-Bold';src:url(/assets/fonts/Whitney-Bold.otf)}@font-face{font-family:'Whitney-Semibold';src:url(/assets/fonts/Whitney-Semibold.otf)}@font-face{font-family:'Whitney-SemiBold-Italic';src:url(/assets/fonts/Whitney-SemiboldItalic.otf)}@font-face{font-family:'WhitneyCondensed-Bold';src:url(/assets/fonts/WhitneyCondensed-Bold.otf)}.lt-ie8 #main_container{display:none}.button,.outline_button,.primary_media_feature .floating_text_area .button,.banner_header_overlay .button{font-weight:700;display:inline-block;margin-bottom:.5em;margin-left:auto;margin-right:auto;background-color:#404f8d;color:white;line-height:1em;border:0;text-decoration:none;border-radius:4px;cursor:pointer;text-shadow:none;font-size:13px;padding:12px 19px;text-transform:uppercase;white-space:nowrap;transition:background-color 200ms}@media (min-width: 769px){.button,.outline_button,.primary_media_feature .floating_text_area .button,.banner_header_overlay .button{font-size:14px}}.button:hover,.outline_button:hover,.primary_media_feature .floating_text_area .button:hover{background-color:#505f9d;text-decoration:none}.outline_button,.primary_media_feature .floating_text_area .button,.banner_header_overlay .button{border-radius:10px;border:3px solid white;background:none;color:#FFF}.outline_button:hover,.primary_media_feature .floating_text_area .button:hover,.banner_header_overlay .button:hover{background-color:#505f9d;border-color:#505f9d}.mb_admin_edit_button{position:fixed;bottom:20px;left:20px;z-index:20;height:50px;width:50px;border:2px solid #D94F33;border-radius:4px;background-color:#FFEEEB;color:#D94F33;box-shadow:0px 0px 4px rgba(0,0,0,0.5)}.mb_admin_edit_button:hover{background-color:#FFF7F6}.mb_admin_edit_button a{height:100%;width:100%;position:absolute;top:0;left:0;background:url(/assets/mbcms/pencil.svg);background-size:21px;background-repeat:no-repeat;background-position:13px 7px}.mb_admin_edit_button span{font-size:12px;font-weight:700;position:absolute;bottom:2px;margin:0 auto;width:100%;text-align:center;pointer-events:none}.meganav_container{display:none;line-height:1.4;position:absolute;z-index:30;left:0;top:58px;margin-top:-4px;width:370px;background-color:white;padding:1em 0 1.5em 0;white-space:normal;text-align:left;cursor:default;box-shadow:0 4px 4px -2px rgba(0,0,0,0.15);border-radius:3px}@media (min-width: 600px){.meganav_container{top:58px}}@media (min-width: 600px){.meganav_container{top:58px}}@media (min-width: 769px){.meganav_container{top:70px}}@media (min-width: 1024px), print{.meganav_container{top:74px}}@media (min-width: 1200px){.meganav_container{top:82px}}@media (min-width: 1700px){.meganav_container{top:88px}}.site_header.centered_nav .meganav_container{margin-top:-35px}@media (min-width: 1200px){.site_header.centered_nav .meganav_container{margin-top:-43px}}.meganav_container:before{content:'';position:absolute;width:100%;display:block;height:16px;top:-16px}.meganav_container .nav_item_indicator{position:absolute;display:none;z-index:50;top:-16px;left:calc(50% - 15px);width:0;height:0;border-bottom:16px solid white;border-left:16px solid transparent;border-right:16px solid transparent}.meganav_container.no_feature{padding:1em 0;width:352px}.meganav_container.no_feature .sections_container{padding-bottom:0}.meganav_container.wide{width:695px}.meganav_container .meganav_columnar_section .col{width:50%;float:left}.meganav_container .meganav_columnar_section .col a{display:block}.meganav{color:#2b2b2b;text-align:left;height:100%;margin:0 1.5em}.meganav p{color:#2b2b2b}.meganav .sections_container{width:100%;padding-bottom:0.8em}.meganav .sections_container:not(:only-child){margin-bottom:.5em}.meganav .sections_container li:first-child{padding-top:0}.meganav .sections_container li a{display:block;padding:.4em 0;font-size:1em;color:#5F5F5F;font-weight:600;text-decoration:none}.meganav .sections_container li a:hover,.touchevents .meganav .sections_container li a.pressed{color:black}.meganav .section_title{margin-top:.5em;font-size:17px}.meganav .section_description{margin:.5em 0 1em}.meganav .detail_container{height:calc(240px + 1.4em);width:auto;padding-top:1.4em;overflow:hidden;border-top:1px solid #dddfe1}.meganav.columnar{max-height:calc(100vh - 10em);overflow-y:scroll;overflow-x:hidden;padding:1rem;font-size:1rem;font-weight:400}.meganav.columnar .sections_container{-moz-column-width:9rem;column-width:9rem;-moz-column-gap:3.5rem;column-gap:3.5rem;-moz-column-rule:1px solid #dddfe1;column-rule:1px solid #dddfe1}.meganav.columnar .sections_container ul li{-moz-column-break-inside:avoid;break-inside:avoid}.meganav.columnar .sections_container ul li.top>a{padding-top:0}.meganav.columnar .sections_container ul li a{padding:1.3em 0 0.5em;color:#2b2b2b}.meganav.columnar .sections_container ul li a:hover,.touchevents .meganav.columnar .sections_container ul li a.pressed{color:black}.meganav.columnar .sections_container ul li ul li a{font-weight:500;padding:.4em 0;font-size:.9rem;color:#606061}.feature_info{height:100%;padding-top:0;max-width:1200px}.feature_info .image_container{vertical-align:top;height:100%;background-size:cover;background-position:center;position:relative}.feature_info .block_layout{height:100%}.feature_info .block_layout .image_container{display:none;width:49.15254%;float:left}.feature_info .block_layout .image_container:nth-child(2n+1){margin-left:0;margin-right:-100%;clear:both;margin-left:0}.feature_info .block_layout .image_container:nth-child(2n+2){margin-left:50.84746%;margin-right:-100%;clear:none}.feature_info .block_layout .image_container:nth-child(-n+2){display:block}@media (min-width: 1200px){.feature_info .block_layout .image_container{width:32.20339%;float:left}.feature_info .block_layout .image_container:nth-child(3n+1){margin-left:0;margin-right:-100%;clear:both;margin-left:0}.feature_info .block_layout .image_container:nth-child(3n+2){margin-left:33.89831%;margin-right:-100%;clear:none}.feature_info .block_layout .image_container:nth-child(3n+3){margin-left:67.79661%;margin-right:-100%;clear:none}.feature_info .block_layout .image_container:nth-child(-n+3){display:block}}.feature_info .single_layout{height:100%}.feature_info .single_layout .image_container{display:block;float:left;width:320px}.feature_info .single_layout .description_container{width:43%;margin-left:.5em}@media (min-width: 1200px){.feature_info .single_layout .description_container{width:50%}}.feature_info .single_layout .description_container header{margin-bottom:0.3em}.feature_info .single_layout .description_container .content_title{color:#222;font-size:1.3em;letter-spacing:-.02em}.feature_info .single_layout .description_container .description{font-size:1em}.feature_info .category_title{text-transform:uppercase;font-size:0.7em;font-weight:600;color:#999}.feature_info .content_title{font-size:1.1em;font-weight:600}.feature_info .description_container{float:left;width:60%;padding:1em;max-width:600px}.feature_info .description_container .description{font-size:0.9em}.feature_info .bottom_description{transition:height 350ms ease-in-out;padding:1em;position:absolute;bottom:0;width:100%;height:35%;background-color:rgba(0,0,0,0.6);overflow:hidden}.feature_info .bottom_description .category_title{margin-bottom:0}.feature_info .bottom_description .content_title{color:#eee}.feature_info .bottom_description .description{color:#EAEAEA;opacity:0;transition:opacity 350ms ease-in-out;margin-top:4px}.feature_info .bottom_description .description *{color:#EAEAEA}.feature_info .bottom_description.tall_description{height:45%}.feature_info .image_container:hover .bottom_description,.feature_info .image_container.pressed .bottom_description{height:100%;margin-top:4px}.feature_info .image_container:hover .bottom_description .description,.feature_info .image_container.pressed .bottom_description .description{opacity:1}.feature_info .image_container:hover .bottom_description .content_title,.feature_info .image_container.pressed .bottom_description .content_title{white-space:normal;overflow:auto}.touchevents #site_nav_container li.isHovered .nav_title a{color:#FFF}.meganav_container.dark_theme{background-color:#1f1f1f;color:white}.meganav_container.dark_theme .sections_container li a{color:#9f9f9f}.meganav_container.dark_theme .sections_container li a:hover,.touchevents .meganav_container.dark_theme .sections_container li a.pressed{color:white}.meganav_container.dark_theme .detail_container{border-top:1px solid #363636}.meganav_container.dark_theme .nav_item_indicator{border-bottom-color:#1f1f1f}.meganav_container.dark_theme .meganav_columnar_section{border-top:1px solid #363636}.meganav_container.dark_theme .meganav_columnar_section .title{color:#E3E3E3}.meganav_container.dark_theme .meganav_columnar_section .nav_item a{color:#9f9f9f}.meganav_container.dark_theme .meganav_columnar_section .nav_item a:hover,.touchevents .meganav_container.dark_theme .meganav_columnar_section .nav_item a.pressed{color:white}.meganav span.external_link_icon svg,.subnav span.external_link_icon svg{display:inline-block}.meganav span.no_wrap,.subnav span.no_wrap{display:inline;white-space:nowrap}.meganav_columnar_section{border-top:1px solid #d4d4d4;padding:1rem 0 0.5rem}.meganav_columnar_section .title{font-weight:600;font-size:0.75rem;font-family:Helvetica,Arial,sans-serif;color:#7b7b7b;margin-bottom:0.5rem}.meganav_columnar_section .col{width:100%;float:left}.meganav_columnar_section .col a{display:block}.meganav_columnar_section .nav_item a{color:#5f5f5f;font-weight:600;margin-bottom:0.5rem;text-decoration:none}.meganav_columnar_section .nav_item a:hover{color:black}.meganav>.meganav_columnar_section:first-child{border-top:none;padding-top:.5rem}@media (min-width: 1024px){.nav_area{width:100%;height:100%;float:right;bottom:0;right:0;position:absolute;text-align:right;z-index:50;display:block !important}.nav_area .social_nav{display:none}}.no-touchevents .nav_is_fixed .fancybox-wrap #sticky_nav_spacer{display:none}.no-touchevents .nav_is_fixed .fancybox-wrap .nav_area{position:relative}@media (min-width: 1024px){#site_nav_container{padding:0;position:relative;display:inline-block !important;width:100%;height:100%;position:relative;bottom:0}}@media (min-width: 1024px) and (min-width: 1024px), print and (min-width: 1024px){#site_nav_container{bottom:0}}@media (min-width: 1024px) and (min-width: 1200px){#site_nav_container{bottom:0}}@media (min-width: 1024px){#site_nav_container .site_nav{width:100%;padding:0;position:relative;overflow-y:visible;min-height:0;height:100%;top:auto;left:auto;padding-top:15px}}@media (min-width: 1024px) and (min-width: 1200px){#site_nav_container .site_nav{padding-top:18px}}@media (min-width: 1024px) and (min-width: 1700px){#site_nav_container .site_nav{padding-top:20px;padding-right:0.8em}}@media (min-width: 1024px) and (min-width: 1200px){.center_header_container #site_nav_container .site_nav{padding-top:14px}}@media (min-width: 1024px) and (min-width: 1700px){.center_header_container #site_nav_container .site_nav{padding-top:16px}}@media (min-width: 1024px){#site_nav_container ul.nav{margin-bottom:0;display:inline-block;margin-right:.6em;height:100%}#site_nav_container ul.nav>li{padding:0;border:none;display:inline-block;cursor:pointer;height:auto;border-top-left-radius:2px;border-top-right-radius:2px;white-space:nowrap}#site_nav_container ul.nav>li:hover .nav_title a,#site_nav_container ul.nav>li.current .nav_title a{color:#eee}.center_header_container #site_nav_container ul.nav>li:hover .nav_title a,.center_header_container #site_nav_container ul.nav>li.current .nav_title a{color:#fff}#site_nav_container ul.nav>li:hover .global_subnav_container{display:block !important}#site_nav_container ul.nav>li .gradient_line,#site_nav_container ul.nav>li .arrow_box{display:none}#site_nav_container .nav_title{display:block;position:relative;line-height:1.4em;font-weight:700;margin-bottom:0;height:100%;cursor:pointer;letter-spacing:-.04em}#site_nav_container .nav_title a{color:#c9c9c9;text-decoration:none;font-size:.9em;padding:14px 9px 28px;display:block}}@media (min-width: 1024px) and (min-width: 1024px), print and (min-width: 1024px){#site_nav_container .nav_title a{padding-left:7px;padding-right:7px;font-size:.88em}}@media (min-width: 1024px) and (min-width: 1200px){#site_nav_container .nav_title a{padding:.5em 1em 2em;font-size:1em}}@media (min-width: 1024px) and (min-width: 1700px){#site_nav_container .nav_title a{font-size:1em}}@media (min-width: 1024px){.center_header_container #site_nav_container .nav_title a{padding-bottom:20px}#site_nav_container .nav_title a span.no_wrap{display:inline;white-space:nowrap}#site_nav_container ul.subnav{margin-bottom:0;min-width:190px;display:none;position:absolute;margin:0}.no-touchevents .nav_is_fixed #site_nav_container ul.subnav{box-shadow:0 4px 4px -2px rgba(0,0,0,0.15)}#site_nav_container ul.subnav li{text-align:left;clear:both;display:block}#site_nav_container ul.subnav li:first-child{border-top:none}#site_nav_container ul.subnav a{line-height:1.4em;text-decoration:none;display:block;font-weight:700;white-space:normal;padding:5px 9px 6px}#site_nav_container li.admin_site_nav_item{background-color:#D94F34}#site_nav_container li.admin_site_nav_item .nav_title a{color:white !important;padding-bottom:14px}#site_nav_container li.admin_site_nav_item:hover .nav_title,#site_nav_container li.admin_site_nav_item.current .nav_title{background-color:#FF7054 !important}#site_nav_container li.admin_site_nav_item:hover .nav_title a,#site_nav_container li.admin_site_nav_item.current .nav_title a{color:white}#site_nav_container li.admin_site_nav_item:hover .subnav{display:block !important}#site_nav_container li.admin_site_nav_item ul.subnav{border:none}#site_nav_container li.admin_site_nav_item ul.subnav a{color:white;padding:10px 9px 12px}#site_nav_container li.admin_site_nav_item ul.subnav li{background-color:#D94F34;border:none}#site_nav_container li.admin_site_nav_item ul.subnav li:hover{background-color:#FF7054}#site_nav_container li.admin_site_nav_item .global_subnav_container>.meganav_container{display:none !important}#site_nav_container .admin_page_mask{display:none}}@media (max-width: 1023px){.nav_area{display:none;position:fixed;left:0;width:104%;overflow:hidden;height:100%;min-height:100%;background-color:#17283c;z-index:10000;top:58px}}@media (max-width: 1023px) and (min-width: 480px){.nav_area{top:58px}}@media (max-width: 1023px) and (min-width: 600px){.nav_area{top:58px}}@media (max-width: 1023px) and (min-width: 769px){.nav_area{top:70px}}@media (max-width: 1023px){#site_nav_container{width:100%;text-align:center;overflow-y:auto;padding:0 8.8% 150px 4.8%;height:100%;min-height:100%;-webkit-overflow-scrolling:touch}#site_nav_container .site_nav{display:block}#site_nav_container ul.nav{margin-bottom:2em}#site_nav_container ul.nav>li{display:block;padding:1em 0 0}#site_nav_container ul.nav>li .gradient_line{margin:1em 0 0 0}#site_nav_container ul.nav>li .arrow_box{padding:20px 20px;width:52px;float:right;cursor:pointer;margin:-0.4em -.8em 0 0;display:block;text-align:center}#site_nav_container ul.nav>li .arrow_box.reverse{transform:rotate(180deg);-ms-filter:"progid:DXImageTransform.Microsoft.Matrix(M11=-1, M12=1.2246063538223773e-16, M21=-1.2246063538223773e-16, M22=-1, SizingMethod='auto expand')"}#site_nav_container ul.nav>li .arrow_box .arrow_down{width:0;height:0;border-left:6px solid rgba(255,255,255,0);border-right:6px solid rgba(255,255,255,0);border-top:8px solid #fff;float:right}#site_nav_container .meganav_container{display:none !important}#site_nav_container .nav_title{margin-bottom:.3em;display:block;line-height:1.4em;font-weight:700;text-align:left;width:80%}#site_nav_container .nav_title a{font-size:1.2em;color:#fff;display:block;width:100%;height:100%;width:100%;padding:.4em .4em .4em 0}#site_nav_container .nav_title a:hover{text-decoration:none}#site_nav_container .global_subnav_container{display:none}#site_nav_container ul.subnav li{text-align:left}#site_nav_container ul.subnav a{color:#84B0DD;font-size:1em;line-height:1.4em;text-decoration:none;display:block;padding:.4em 0;font-weight:700;white-space:nowrap}#site_nav_container ul.nav>li.admin_site_nav_item .arrow_box .arrow_up,#site_nav_container ul.nav>li.admin_site_nav_item .arrow_box .arrow_down{border-top-color:#F45F5F}.no-touchevents #site_nav_container ul.nav>li.admin_site_nav_item .arrow_box:hover .arrow_up,.no-touchevents #site_nav_container ul.nav>li.admin_site_nav_item .arrow_box:hover .arrow_down{border-top-color:white}#site_nav_container ul.nav>li.admin_site_nav_item .nav_title a,#site_nav_container ul.nav>li.admin_site_nav_item ul.subnav a{color:#F45F5F}.no-touchevents #site_nav_container ul.nav>li.admin_site_nav_item .nav_title a:hover,.no-touchevents #site_nav_container ul.nav>li.admin_site_nav_item ul.subnav a:hover{color:white}#site_nav_container .overlay_search,#site_nav_container .meganav_overlay_search{margin-bottom:2em;width:100%;max-width:320px}#site_nav_container .overlay_search .search_field,#site_nav_container .overlay_search form.submit_newsletter .email_field,form.submit_newsletter #site_nav_container .overlay_search .email_field,#site_nav_container .overlay_search form.submit_feedback .feedback_field,form.submit_feedback #site_nav_container .overlay_search .feedback_field,#site_nav_container .meganav_overlay_search .search_field,#site_nav_container .meganav_overlay_search form.submit_newsletter .email_field,form.submit_newsletter #site_nav_container .meganav_overlay_search .email_field,#site_nav_container .meganav_overlay_search form.submit_feedback .feedback_field,form.submit_feedback #site_nav_container .meganav_overlay_search .feedback_field{width:100%}#site_nav_container .social_nav,#site_nav_container .social_icons{color:white;display:block;font-size:1.3em;width:100%;border-radius:4px;padding:1.3em 0 1.7em;max-width:320px;margin:0 auto}#site_nav_container .social_nav .nav_title,#site_nav_container .social_icons .nav_title{margin-bottom:1em;text-align:center;width:auto}#site_nav_container .social_nav .social_icons{padding:0}}body.admin_only #site_nav_container ul.nav>li .gradient_line{margin-left:auto;margin-right:auto;content:" ";width:100%;height:1px;clear:both;background:#BEBEBE;background:linear-gradient(to right, rgba(190,190,190,0), #BEBEBE, rgba(190,190,190,0));margin:1em 0 0 0}.site_nav .search_suggestions{display:none}.site_nav .meganav_search.modal_search.open{position:absolute;left:0;top:0;width:100vw;height:100vh;z-index:0;background:#111;display:block;max-width:100%}.site_nav .meganav_search.modal_search.open .modal_search_box{width:75%;position:absolute;left:50%;top:23%;transform:translate(-50%)}.site_nav .meganav_search.modal_search.open .modal_search_box input.search_field,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_newsletter input.email_field,form.submit_newsletter .site_nav .meganav_search.modal_search.open .modal_search_box input.email_field,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_feedback input.feedback_field,form.submit_feedback .site_nav .meganav_search.modal_search.open .modal_search_box input.feedback_field{height:100px;width:100%;color:#a9a9a9;background:#3c3E44;padding:8px 1em;font-size:40px}.site_nav .meganav_search.modal_search.open .modal_search_box input.search_field.placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_newsletter input.placeholder.email_field,form.submit_newsletter .site_nav .meganav_search.modal_search.open .modal_search_box input.placeholder.email_field,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_feedback input.placeholder.feedback_field,form.submit_feedback .site_nav .meganav_search.modal_search.open .modal_search_box input.placeholder.feedback_field{color:#a9a9a9 !important;-webkit-font-smoothing:antialiased;opacity:1 !important}.site_nav .meganav_search.modal_search.open .modal_search_box input.search_field:-moz-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_newsletter input.email_field:-moz-placeholder,form.submit_newsletter .site_nav .meganav_search.modal_search.open .modal_search_box input.email_field:-moz-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_feedback input.feedback_field:-moz-placeholder,form.submit_feedback .site_nav .meganav_search.modal_search.open .modal_search_box input.feedback_field:-moz-placeholder{color:#a9a9a9 !important;-webkit-font-smoothing:antialiased;opacity:1 !important}.site_nav .meganav_search.modal_search.open .modal_search_box input.search_field::-moz-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_newsletter input.email_field::-moz-placeholder,form.submit_newsletter .site_nav .meganav_search.modal_search.open .modal_search_box input.email_field::-moz-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_feedback input.feedback_field::-moz-placeholder,form.submit_feedback .site_nav .meganav_search.modal_search.open .modal_search_box input.feedback_field::-moz-placeholder{color:#a9a9a9 !important;-webkit-font-smoothing:antialiased;opacity:1 !important}.site_nav .meganav_search.modal_search.open .modal_search_box input.search_field::-webkit-input-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_newsletter input.email_field::-webkit-input-placeholder,form.submit_newsletter .site_nav .meganav_search.modal_search.open .modal_search_box input.email_field::-webkit-input-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_feedback input.feedback_field::-webkit-input-placeholder,form.submit_feedback .site_nav .meganav_search.modal_search.open .modal_search_box input.feedback_field::-webkit-input-placeholder{color:#a9a9a9 !important;-webkit-font-smoothing:antialiased;opacity:1 !important}.site_nav .meganav_search.modal_search.open .modal_search_box input.search_field:-ms-input-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_newsletter input.email_field:-ms-input-placeholder,form.submit_newsletter .site_nav .meganav_search.modal_search.open .modal_search_box input.email_field:-ms-input-placeholder,.site_nav .meganav_search.modal_search.open .modal_search_box form.submit_feedback input.feedback_field:-ms-input-placeholder,form.submit_feedback .site_nav .meganav_search.modal_search.open .modal_search_box input.feedback_field:-ms-input-placeholder{color:#a9a9a9 !important;-webkit-font-smoothing:antialiased;opacity:1 !important}.site_nav .meganav_search.modal_search.open .modal_search_box .search_submit{transform:scale(2);right:35px;top:30px}.site_nav .meganav_search.modal_search.open .search_suggestions{display:block;width:75%;position:absolute;left:50%;top:calc(23% + 100px);transform:translate(-50%);text-align:left;padding-left:40px;padding-top:2em}@media (min-width: 1024px){.site_nav .meganav_search.modal_search.open .search_suggestions{padding-top:4em}}.site_nav .meganav_search.modal_search.open .search_suggestions h3{text-transform:uppercase;font-size:.8em;font-weight:700;color:#c2c2c2;margin-bottom:1em}.site_nav .meganav_search.modal_search.open .search_suggestions ul.search_suggestions_list li{margin-bottom:1.5em}.site_nav .meganav_search.modal_search.open .search_suggestions ul.search_suggestions_list li a{font-size:30px;color:#a9a9a9;text-decoration:none}.site_nav .meganav_search.modal_search.open .search_suggestions ul.search_suggestions_list li a::after{content:"";position:absolute;background-image:url(/assets/arrow_left_darktheme.png);background-repeat:no-repeat;background-size:contain;height:46px;width:22px;transform:rotate(180deg)}.site_nav .meganav_search.modal_search.open .modal_close{display:block;height:100%;position:relative;position:absolute !important;top:30px;right:28px;width:50px;height:50px !important;cursor:pointer}.site_nav .meganav_search.modal_search.open .modal_close:before{transform:rotate(-45deg);content:'';position:absolute;height:2px;width:100%;top:calc(50% - 1px);left:0;background:#ccc;opacity:.8}.site_nav .meganav_search.modal_search.open .modal_close:after{transform:rotate(45deg);content:'';position:absolute;height:2px;width:100%;top:calc(50% - 1px);left:0;background:#ccc;opacity:.8}.external_link_indicator{font-weight:600;color:#388fda}.external_link_indicator .external_link_icon{margin-left:.40em}.grid_view .list_text .external_link_indicator{display:none}.list_view .image_and_description_container>.external_link_indicator{display:none}.carousel_teaser .slick-slider .slick-slide .external_link_indicator a,.news_teaser .slick-slider .slick-slide .external_link_indicator a,.multimedia_teaser .slick-slider .slick-slide .external_link_indicator a,.suggested_features.module .slick-slider .slick-slide .external_link_indicator a,.related .slick-slider .slick-slide .external_link_indicator a{font-weight:500;color:#388fda}.no-touchevents .carousel_teaser .slick-slider .slide:hover .content_title .external_link_indicator a,.no-touchevents .news_teaser .slick-slider .slide:hover .content_title .external_link_indicator a,.no-touchevents .multimedia_teaser .slick-slider .slide:hover .content_title .external_link_indicator a,.no-touchevents .suggested_features.module .slick-slider .slide:hover .content_title .external_link_indicator a,.no-touchevents .related .slick-slider .slide:hover .content_title .external_link_indicator a{color:#388fda}form.submit_newsletter,form.submit_feedback,.section_search,.faceted_search,.filterable_gallery,form.meganav_search,.overlay_search,meganav_overlay_search{color:white;display:inline-block;position:relative}form.submit_newsletter .search_field,form.submit_feedback .search_field,.section_search .search_field,.faceted_search .search_field,.filterable_gallery .search_field,form.meganav_search .search_field,.overlay_search .search_field,meganav_overlay_search .search_field,form.submit_newsletter .email_field,form.submit_feedback .feedback_field,form.submit_newsletter .email_field,form.submit_feedback .email_field,.section_search .email_field,.faceted_search .email_field,.filterable_gallery .email_field,form.meganav_search .email_field,.overlay_search .email_field,meganav_overlay_search .email_field{color:white;background-color:rgba(255,255,255,0.2);font-weight:500;font-size:16px;border:none;border-radius:4px;height:40px;padding-left:1.1em;padding-right:40px;width:155px}form.submit_newsletter .search_field.placeholder,form.submit_feedback .search_field.placeholder,.section_search .search_field.placeholder,.faceted_search .search_field.placeholder,.filterable_gallery .search_field.placeholder,form.meganav_search .search_field.placeholder,.overlay_search .search_field.placeholder,meganav_overlay_search .search_field.placeholder,form.submit_newsletter .placeholder.email_field,form.submit_feedback .placeholder.feedback_field,form.submit_newsletter .email_field.placeholder,form.submit_feedback .email_field.placeholder,.section_search .email_field.placeholder,.faceted_search .email_field.placeholder,.filterable_gallery .email_field.placeholder,form.meganav_search .email_field.placeholder,.overlay_search .email_field.placeholder,meganav_overlay_search .email_field.placeholder{color:gray;-webkit-font-smoothing:antialiased;opacity:1 !important;font-family:Helvetica,Arial,sans-serif}form.submit_newsletter .search_field:-moz-placeholder,form.submit_feedback .search_field:-moz-placeholder,.section_search .search_field:-moz-placeholder,.faceted_search .search_field:-moz-placeholder,.filterable_gallery .search_field:-moz-placeholder,form.meganav_search .search_field:-moz-placeholder,.overlay_search .search_field:-moz-placeholder,meganav_overlay_search .search_field:-moz-placeholder,form.submit_newsletter .email_field:-moz-placeholder,form.submit_feedback .feedback_field:-moz-placeholder,form.submit_newsletter .email_field:-moz-placeholder,form.submit_feedback .email_field:-moz-placeholder,.section_search .email_field:-moz-placeholder,.faceted_search .email_field:-moz-placeholder,.filterable_gallery .email_field:-moz-placeholder,form.meganav_search .email_field:-moz-placeholder,.overlay_search .email_field:-moz-placeholder,meganav_overlay_search .email_field:-moz-placeholder{color:gray;-webkit-font-smoothing:antialiased;opacity:1 !important;font-family:Helvetica,Arial,sans-serif}form.submit_newsletter .search_field::-moz-placeholder,form.submit_feedback .search_field::-moz-placeholder,.section_search .search_field::-moz-placeholder,.faceted_search .search_field::-moz-placeholder,.filterable_gallery .search_field::-moz-placeholder,form.meganav_search .search_field::-moz-placeholder,.overlay_search .search_field::-moz-placeholder,meganav_overlay_search .search_field::-moz-placeholder,form.submit_newsletter .email_field::-moz-placeholder,form.submit_feedback .feedback_field::-moz-placeholder,form.submit_newsletter .email_field::-moz-placeholder,form.submit_feedback .email_field::-moz-placeholder,.section_search .email_field::-moz-placeholder,.faceted_search .email_field::-moz-placeholder,.filterable_gallery .email_field::-moz-placeholder,form.meganav_search .email_field::-moz-placeholder,.overlay_search .email_field::-moz-placeholder,meganav_overlay_search .email_field::-moz-placeholder{color:gray;-webkit-font-smoothing:antialiased;opacity:1 !important;font-family:Helvetica,Arial,sans-serif}form.submit_newsletter .search_field::-webkit-input-placeholder,form.submit_feedback .search_field::-webkit-input-placeholder,.section_search .search_field::-webkit-input-placeholder,.faceted_search .search_field::-webkit-input-placeholder,.filterable_gallery .search_field::-webkit-input-placeholder,form.meganav_search .search_field::-webkit-input-placeholder,.overlay_search .search_field::-webkit-input-placeholder,meganav_overlay_search .search_field::-webkit-input-placeholder,form.submit_newsletter .email_field::-webkit-input-placeholder,form.submit_feedback .feedback_field::-webkit-input-placeholder,form.submit_newsletter .email_field::-webkit-input-placeholder,form.submit_feedback .email_field::-webkit-input-placeholder,.section_search .email_field::-webkit-input-placeholder,.faceted_search .email_field::-webkit-input-placeholder,.filterable_gallery .email_field::-webkit-input-placeholder,form.meganav_search .email_field::-webkit-input-placeholder,.overlay_search .email_field::-webkit-input-placeholder,meganav_overlay_search .email_field::-webkit-input-placeholder{color:gray;-webkit-font-smoothing:antialiased;opacity:1 !important;font-family:Helvetica,Arial,sans-serif}form.submit_newsletter .search_field:-ms-input-placeholder,form.submit_feedback .search_field:-ms-input-placeholder,.section_search .search_field:-ms-input-placeholder,.faceted_search .search_field:-ms-input-placeholder,.filterable_gallery .search_field:-ms-input-placeholder,form.meganav_search .search_field:-ms-input-placeholder,.overlay_search .search_field:-ms-input-placeholder,meganav_overlay_search .search_field:-ms-input-placeholder,form.submit_newsletter .email_field:-ms-input-placeholder,form.submit_feedback .feedback_field:-ms-input-placeholder,form.submit_newsletter .email_field:-ms-input-placeholder,form.submit_feedback .email_field:-ms-input-placeholder,.section_search .email_field:-ms-input-placeholder,.faceted_search .email_field:-ms-input-placeholder,.filterable_gallery .email_field:-ms-input-placeholder,form.meganav_search .email_field:-ms-input-placeholder,.overlay_search .email_field:-ms-input-placeholder,meganav_overlay_search .email_field:-ms-input-placeholder{color:gray;-webkit-font-smoothing:antialiased;opacity:1 !important;font-family:Helvetica,Arial,sans-serif}form.submit_newsletter .search_submit,form.submit_feedback .search_submit,.section_search .search_submit,.faceted_search .search_submit,.filterable_gallery .search_submit,form.meganav_search .search_submit,.overlay_search .search_submit,meganav_overlay_search .search_submit{padding:0;cursor:pointer;width:42px;height:42px;background:url(/assets/ui_sprite@2x.png) -126px -6px;background-size:300px;position:absolute;right:0;top:-3px;border:none}form.submit_newsletter .search_submit:hover,form.submit_feedback .search_submit:hover,.section_search .search_submit:hover,.faceted_search .search_submit:hover,.filterable_gallery .search_submit:hover,form.meganav_search .search_submit:hover,.overlay_search .search_submit:hover,meganav_overlay_search .search_submit:hover,form.submit_newsletter .search_submit.active,form.submit_feedback .search_submit.active,.section_search .search_submit.active,.faceted_search .search_submit.active,.filterable_gallery .search_submit.active,form.meganav_search .search_submit.active,.overlay_search .search_submit.active,meganav_overlay_search .search_submit.active{background:url(/assets/ui_sprite@2x.png) -126px -6px;background-size:300px}form.submit_newsletter .search_submit:hover,form.submit_feedback .search_submit:hover,.section_search .search_submit:hover,.faceted_search .search_submit:hover,.filterable_gallery .search_submit:hover,form.meganav_search .search_submit:hover,.overlay_search .search_submit:hover,meganav_overlay_search .search_submit:hover{opacity:.6}form.submit_newsletter,form.submit_feedback,.section_search,.faceted_search,.filterable_gallery{color:#2b2b2b}form.submit_newsletter .search_field,form.submit_feedback .search_field,.section_search .search_field,.faceted_search .search_field,.filterable_gallery .search_field,form.submit_newsletter .email_field,form.submit_feedback .feedback_field{background-color:#F3F4F8;color:#2b2b2b}form.submit_newsletter .search_field.placeholder,form.submit_feedback .search_field.placeholder,.section_search .search_field.placeholder,.faceted_search .search_field.placeholder,.filterable_gallery .search_field.placeholder,form.submit_newsletter .placeholder.email_field,form.submit_feedback .placeholder.feedback_field{color:#5a6470;opacity:1 !important}form.submit_newsletter .search_field:-moz-placeholder,form.submit_feedback .search_field:-moz-placeholder,.section_search .search_field:-moz-placeholder,.faceted_search .search_field:-moz-placeholder,.filterable_gallery .search_field:-moz-placeholder,form.submit_newsletter .email_field:-moz-placeholder,form.submit_feedback .feedback_field:-moz-placeholder{color:#5a6470;opacity:1 !important}form.submit_newsletter .search_field::-moz-placeholder,form.submit_feedback .search_field::-moz-placeholder,.section_search .search_field::-moz-placeholder,.faceted_search .search_field::-moz-placeholder,.filterable_gallery .search_field::-moz-placeholder,form.submit_newsletter .email_field::-moz-placeholder,form.submit_feedback .feedback_field::-moz-placeholder{color:#5a6470;opacity:1 !important}form.submit_newsletter .search_field::-webkit-input-placeholder,form.submit_feedback .search_field::-webkit-input-placeholder,.section_search .search_field::-webkit-input-placeholder,.faceted_search .search_field::-webkit-input-placeholder,.filterable_gallery .search_field::-webkit-input-placeholder,form.submit_newsletter .email_field::-webkit-input-placeholder,form.submit_feedback .feedback_field::-webkit-input-placeholder{color:#5a6470;opacity:1 !important}form.submit_newsletter .search_field:-ms-input-placeholder,form.submit_feedback .search_field:-ms-input-placeholder,.section_search .search_field:-ms-input-placeholder,.faceted_search .search_field:-ms-input-placeholder,.filterable_gallery .search_field:-ms-input-placeholder,form.submit_newsletter .email_field:-ms-input-placeholder,form.submit_feedback .feedback_field:-ms-input-placeholder{color:#5a6470;opacity:1 !important}form.submit_newsletter .search_submit,form.submit_feedback .search_submit,.section_search .search_submit,.faceted_search .search_submit,.filterable_gallery .search_submit{padding:0;cursor:pointer;width:42px;height:42px;background:url(/assets/ui_sprite@2x.png) -126px -54px;background-size:300px;opacity:.6}form.submit_newsletter .search_submit:hover,form.submit_feedback .search_submit:hover,.section_search .search_submit:hover,.faceted_search .search_submit:hover,.filterable_gallery .search_submit:hover,form.submit_newsletter .search_submit.active,form.submit_feedback .search_submit.active,.section_search .search_submit.active,.faceted_search .search_submit.active,.filterable_gallery .search_submit.active{background:url(/assets/ui_sprite@2x.png) -126px -54px;background-size:300px}form.nav_search .search_field,form.nav_search form.submit_newsletter .email_field,form.submit_newsletter form.nav_search .email_field,form.nav_search form.submit_feedback .feedback_field,form.submit_feedback form.nav_search .feedback_field{height:34px;width:37px;padding-left:.8em;padding-right:38px}form#new_event_registration #event_registration_affiliation:-ms-input-placeholder{color:#b1b1b1 !important}form.nav_search input:-webkit-autofill,form.overlay_search input:-webkit-autofill,form.submit_newsletter input:-webkit-autofill,form.meganav_search input:-webkit-autofill,form.meganav_overlay_search input:-webkit-autofill{-webkit-box-shadow:0 0 0px 1000px #989898 inset;-webkit-text-fill-color:white !important}form.submit_newsletter{width:100%;max-width:320px;display:inline-block}form.submit_newsletter .email_field{width:100%}#secondary_column form.submit_newsletter .email_field{border:1px solid #a7a8a8}form.submit_newsletter .email_submit{padding:0;cursor:pointer;width:42px;height:42px;background:url(/assets/ui_sprite@2x.png) -82px -6px;background-size:300px;position:absolute;right:0;top:0;border:none;opacity:.8}form.submit_newsletter .email_submit:hover,form.submit_newsletter .email_submit.active{background:url(/assets/ui_sprite@2x.png) -82px -6px;background-size:300px}form.submit_newsletter .email_submit:hover{opacity:1}form.submit_newsletter input[placeholder]{text-overflow:ellipsis}#site_footer form.submit_newsletter{width:100%}#site_footer form.submit_newsletter .email_field{background-color:white;background-color:rgba(255,255,255,0.15);color:white}#site_footer form.submit_newsletter .email_field.placeholder{color:white}#site_footer form.submit_newsletter .email_field:-moz-placeholder{color:white}#site_footer form.submit_newsletter .email_field::-moz-placeholder{color:white}#site_footer form.submit_newsletter .email_field::-webkit-input-placeholder{color:white}#site_footer form.submit_newsletter .email_field:-ms-input-placeholder{color:white}#site_footer form.submit_newsletter .email_submit{padding:0;cursor:pointer;width:42px;height:42px;background:url(/assets/ui_sprite@2x.png) -132px -106px;background-size:300px}#site_footer form.submit_newsletter .email_submit:hover,#site_footer form.submit_newsletter .email_submit.active{background:url(/assets/ui_sprite@2x.png) -132px -106px;background-size:300px}form.submit_feedback{width:100%;max-width:320px;display:inline-block}form.submit_feedback .feedback_field{width:100%;color:#343434;background-color:white}form.submit_feedback .feedback_field.placeholder{color:#7b7b7b}form.submit_feedback .feedback_field:-moz-placeholder{color:#7b7b7b}form.submit_feedback .feedback_field::-moz-placeholder{color:#7b7b7b}form.submit_feedback .feedback_field::-webkit-input-placeholder{color:#7b7b7b}form.submit_feedback .feedback_field:-ms-input-placeholder{color:#7b7b7b}form.submit_feedback .feedback_submit{height:40px;width:40px;background-color:#404f8d;color:white;font-weight:700;font-size:1.4em;position:absolute;right:0;top:0;border:none;border-top-right-radius:4px;border-bottom-right-radius:4px}form.submit_feedback .feedback_submit:hover{background-color:#505f9d}form.submit_feedback input[placeholder]{text-overflow:ellipsis}form.checkin fieldset.signup_container{margin-bottom:12px}form.checkin .button,form.checkin .outline_button,form.checkin .primary_media_feature .floating_text_area .button,.primary_media_feature .floating_text_area form.checkin .button{margin-top:1.5em}.overlay_search .search_field,.overlay_search form.submit_newsletter .email_field,form.submit_newsletter .overlay_search .email_field,.overlay_search form.submit_feedback .feedback_field,form.submit_feedback .overlay_search .feedback_field,meganav_overlay_search .search_field,meganav_overlay_search form.submit_newsletter .email_field,form.submit_newsletter meganav_overlay_search .email_field,meganav_overlay_search form.submit_feedback .feedback_field,form.submit_feedback meganav_overlay_search .feedback_field{color:white;background-color:rgba(255,255,255,0.3)}.overlay_search .search_field.placeholder,.overlay_search form.submit_newsletter .placeholder.email_field,form.submit_newsletter .overlay_search .placeholder.email_field,.overlay_search form.submit_feedback .placeholder.feedback_field,form.submit_feedback .overlay_search .placeholder.feedback_field,meganav_overlay_search .search_field.placeholder,meganav_overlay_search form.submit_newsletter .placeholder.email_field,form.submit_newsletter meganav_overlay_search .placeholder.email_field,meganav_overlay_search form.submit_feedback .placeholder.feedback_field,form.submit_feedback meganav_overlay_search .placeholder.feedback_field{color:white}.overlay_search .search_field:-moz-placeholder,.overlay_search form.submit_newsletter .email_field:-moz-placeholder,form.submit_newsletter .overlay_search .email_field:-moz-placeholder,.overlay_search form.submit_feedback .feedback_field:-moz-placeholder,form.submit_feedback .overlay_search .feedback_field:-moz-placeholder,meganav_overlay_search .search_field:-moz-placeholder,meganav_overlay_search form.submit_newsletter .email_field:-moz-placeholder,form.submit_newsletter meganav_overlay_search .email_field:-moz-placeholder,meganav_overlay_search form.submit_feedback .feedback_field:-moz-placeholder,form.submit_feedback meganav_overlay_search .feedback_field:-moz-placeholder{color:white}.overlay_search .search_field::-moz-placeholder,.overlay_search form.submit_newsletter .email_field::-moz-placeholder,form.submit_newsletter .overlay_search .email_field::-moz-placeholder,.overlay_search form.submit_feedback .feedback_field::-moz-placeholder,form.submit_feedback .overlay_search .feedback_field::-moz-placeholder,meganav_overlay_search .search_field::-moz-placeholder,meganav_overlay_search form.submit_newsletter .email_field::-moz-placeholder,form.submit_newsletter meganav_overlay_search .email_field::-moz-placeholder,meganav_overlay_search form.submit_feedback .feedback_field::-moz-placeholder,form.submit_feedback meganav_overlay_search .feedback_field::-moz-placeholder{color:white}.overlay_search .search_field::-webkit-input-placeholder,.overlay_search form.submit_newsletter .email_field::-webkit-input-placeholder,form.submit_newsletter .overlay_search .email_field::-webkit-input-placeholder,.overlay_search form.submit_feedback .feedback_field::-webkit-input-placeholder,form.submit_feedback .overlay_search .feedback_field::-webkit-input-placeholder,meganav_overlay_search .search_field::-webkit-input-placeholder,meganav_overlay_search form.submit_newsletter .email_field::-webkit-input-placeholder,form.submit_newsletter meganav_overlay_search .email_field::-webkit-input-placeholder,meganav_overlay_search form.submit_feedback .feedback_field::-webkit-input-placeholder,form.submit_feedback meganav_overlay_search .feedback_field::-webkit-input-placeholder{color:white}.overlay_search .search_field:-ms-input-placeholder,.overlay_search form.submit_newsletter .email_field:-ms-input-placeholder,form.submit_newsletter .overlay_search .email_field:-ms-input-placeholder,.overlay_search form.submit_feedback .feedback_field:-ms-input-placeholder,form.submit_feedback .overlay_search .feedback_field:-ms-input-placeholder,meganav_overlay_search .search_field:-ms-input-placeholder,meganav_overlay_search form.submit_newsletter .email_field:-ms-input-placeholder,form.submit_newsletter meganav_overlay_search .email_field:-ms-input-placeholder,meganav_overlay_search form.submit_feedback .feedback_field:-ms-input-placeholder,form.submit_feedback meganav_overlay_search .feedback_field:-ms-input-placeholder{color:white}.body_form label{display:block;margin-bottom:.3em}.body_form input:not([type="submit"]):not([type="reset"]),.body_form textarea{font-size:16px}.body_form input[type="text"]:not(#recaptcha_response_field),.body_form input[type="tel"],.body_form input[type="email"]{height:40px}.body_form input:not(#recaptcha_response_field):not(.inline_button):not([type="submit"]):not([type="radio"]):not([type="checkbox"]),.body_form textarea{width:100%;border:1px solid #a7a8a8;background-color:white;border-radius:4px;padding:10px 12px}.body_form input,.body_form textarea{margin-bottom:1em}.body_form .button,.body_form .outline_button,.body_form .primary_media_feature .floating_text_area .button,.primary_media_feature .floating_text_area .body_form .button{margin-top:1em}.body_form select{position:relative;padding:.5em 2em .5em 1em;font-size:16px;border:0;height:40px;vertical-align:middle;color:white;-webkit-appearance:none;-o-appearance:none;-moz-appearance:none;background:#404f8d url(/assets/arrows_select_box@2x.png) no-repeat 95% 10px;background-position:right .8em top 10px;background-size:9px;font-weight:700;cursor:pointer;width:100%;border-radius:5px;max-width:304px;margin-bottom:1em}.body_form select::-ms-expand{display:none}.body_form select option{padding:0.5em 1em}.body_form label{font-weight:700}.body_form label.checkbox{font-weight:400}.body_form .radio_title{margin-bottom:.5em;font-weight:700}.body_form fieldset.radio_buttons .option{white-space:nowrap;margin-bottom:1em}.body_form fieldset.radio_buttons label{white-space:normal;vertical-align:middle;display:inline}.body_form fieldset.radio_buttons input[type="radio"],.body_form fieldset.radio_buttons input[type="checkbox"]{display:inline-block;margin:0 .5em 0 0;vertical-align:middle}.body_form fieldset.radio_buttons input[type="radio"]+label,.body_form fieldset.radio_buttons input[type="checkbox"]+label{font-weight:400}.body_form .centered{text-align:center}@media (max-width: 480px){#recaptcha_widget_div{overflow:hidden}#recaptcha_widget_div #recaptcha_area{margin:0 auto}}#error_list{color:#DF4F34}.registration li.extra_space{margin-bottom:.5em}.registration li.extra_space:last-child{margin-bottom:0}.event_location,.event_date{margin-bottom:1em}.site_header_area{height:58px}@media (min-width: 600px){.site_header_area{height:58px}}@media (min-width: 600px){.site_header_area{height:58px}}@media (min-width: 769px){.site_header_area{height:70px}}@media (min-width: 1024px), print{.site_header_area{height:74px}}@media (min-width: 1200px){.site_header_area{height:82px}}@media (min-width: 1700px){.site_header_area{height:88px}}.site_header_area .brand_area{top:8px;left:8px;height:44px;width:240px}.site_header_area .menu_button,.site_header_area #modal_close{top:8px;right:8px}@media (min-width: 769px){.site_header_area .brand_area{top:10px;left:12px;height:50px;width:280px}.site_header_area .menu_button,.site_header_area #modal_close{top:16px;right:12px;z-index:9}}@media (min-width: 1024px), print{.site_header_area .brand_area{top:13px;left:10px;height:55px;width:256px}}@media (min-width: 1200px){.site_header_area .brand_area{top:14px;left:17px;height:58px;width:305px}}@media (min-width: 1700px){.site_header_area .brand_area{top:14px;left:30px;height:62px;width:346px}}.site_header_area{background-color:#000;width:100%;position:absolute;transition:all .5s ease-in-out;z-index:21}.site_header_area.opaque{transition:background-color .5s ease-in-out}.main_feature_present .site_header_area{background-color:transparent}.main_feature_present .site_header_area.opaque{background-color:#000}.nav_is_fixed .site_header_area{box-shadow:0 4px 4px -2px rgba(0,0,0,0.15);transition:background-color .5s ease-in-out;background-color:#000}.site_header_area .site_header{width:100%;height:100%}.site_header_area .brand_area{position:absolute;display:inline-block;z-index:100;background-image:url(/assets/logo_nasa_duo_white@2x.png)}.site_header_area .brand_area .brand1{width:22%}@media (min-width: 480px){.site_header_area .brand_area .brand2{display:block}}.site_header_area .site_logo{position:relative;margin:0 auto;z-index:2}.site_header_area .site_logo .site_logo_black{display:block}.site_header_area img.site_logo_white{display:none}.site_header_area form.nav_search,.site_header_area form.meganav_search{display:inline-block;vertical-align:middle;margin-right:1em}.header_mask{display:none}@media (min-width: 1024px){.header_mask{height:58px;display:block}}@media (min-width: 1024px) and (min-width: 600px){.header_mask{height:58px}}@media (min-width: 1024px) and (min-width: 600px){.header_mask{height:58px}}@media (min-width: 1024px) and (min-width: 769px){.header_mask{height:70px}}@media (min-width: 1024px) and (min-width: 1024px), print and (min-width: 1024px){.header_mask{height:74px}}@media (min-width: 1024px) and (min-width: 1200px){.header_mask{height:82px}}@media (min-width: 1024px) and (min-width: 1700px){.header_mask{height:88px}}@media (max-width: 1023px){#sticky_nav_spacer{height:58px}}@media (max-width: 1023px) and (min-width: 480px){#sticky_nav_spacer{height:58px}}@media (max-width: 1023px) and (min-width: 600px){#sticky_nav_spacer{height:58px}}@media (max-width: 1023px) and (min-width: 769px){#sticky_nav_spacer{height:70px}}@media (max-width: 1023px){.main_feature_present #sticky_nav_spacer{display:none}}.main_feature_present.secondary_nav_is_fixed .site_header_area{background-color:black}@media (max-width: 1023px){.site_header_area{background-color:#000;position:fixed;transition:none}.fixfixed .site_header_area{box-shadow:none}.nav_is_fixed .site_header_area{box-shadow:0 4px 4px -2px rgba(0,0,0,0.15)}.nav_overlay_true .site_header_area{background-color:#000}.site_header_area img.site_logo_white{display:none}}@media (max-width: 1023px) and (min-width: 480px){.nav_overlay_true .site_header_area .brand_area{background-image:url(/assets/logo_nasa_duo_white@2x.png)}}@media (max-width: 1023px){.site_header_area .right_header_container{width:300px}.site_header_area .right_header_container .menu_icon,.site_header_area .right_header_container .modal_close_icon{text-indent:-9999px;display:block}.site_header_area .right_header_container .menu_button{position:absolute;vertical-align:middle;padding:10px;text-decoration:none;-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:-moz-none;user-select:none}.site_header_area .right_header_container .menu_button .menu_icon{display:block;padding:0;cursor:pointer;width:25px;height:25px;background:url(/assets/ui_sprite@2x.png) 0 0;background-size:300px}.site_header_area .right_header_container .menu_button .menu_icon:hover,.site_header_area .right_header_container .menu_button .menu_icon.active{background:url(/assets/ui_sprite@2x.png) 0 0;background-size:300px}.site_header_area .right_header_container #modal_close{display:none;position:absolute;padding:10px;text-decoration:none;-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:-moz-none;user-select:none}.site_header_area .right_header_container #modal_close .modal_close_icon{display:block;padding:0;cursor:pointer;width:25px;height:25px;background:url(/assets/ui_sprite@2x.png) -25px 0;background-size:300px}.site_header_area .right_header_container #modal_close .modal_close_icon:hover,.site_header_area .right_header_container #modal_close .modal_close_icon.active{background:url(/assets/ui_sprite@2x.png) -25px 0;background-size:300px}.site_header_area .right_header_container form.nav_search,.site_header_area .right_header_container form.meganav_search{display:none}.site_header_area.menu_open #modal_close{display:inline-block}.site_header_area.menu_open img.site_logo_white{display:block}.site_header_area.menu_open img.site_logo_black{display:none}}@media (max-width: 1023px) and (min-width: 600px){.site_header_area.menu_open .brand_area{background-image:url(/assets/logo_nasa_duo_white@2x.png)}}@media (min-width: 1024px){.site_header_area{transform:translateZ(0);display:block !important}.site_header_area form.nav_search,.site_header_area form.meganav_search{display:inline-block;max-width:216px}.site_header_area form.nav_search .search_field,.site_header_area form.nav_search form.submit_newsletter .email_field,form.submit_newsletter .site_header_area form.nav_search .email_field,.site_header_area form.nav_search form.submit_feedback .feedback_field,form.submit_feedback .site_header_area form.nav_search .feedback_field,.site_header_area form.meganav_search .search_field,.site_header_area form.meganav_search form.submit_newsletter .email_field,form.submit_newsletter .site_header_area form.meganav_search .email_field,.site_header_area form.meganav_search form.submit_feedback .feedback_field,form.submit_feedback .site_header_area form.meganav_search .feedback_field{width:37px;padding-right:0;padding-left:0;height:34px}.site_header_area form.nav_search .search_open,.site_header_area form.meganav_search .search_open{padding-left:.8em;padding-right:38px;width:100%}.site_header_area .right_header_container{display:none}.no-touchevents .nav_is_fixed .site_header_area{bottom:auto;top:0;position:fixed;width:100%;box-shadow:0 4px 4px -2px rgba(0,0,0,0.15);margin-top:0px}}.magic_shell_page .site_header_area .menu_icon,.magic_shell_page .site_header_area .modal_close_icon{text-indent:-9999px;display:block}#site_footer{padding:0;background:black;background-size:100%;position:relative;padding-bottom:500px;line-height:1.4}@media (min-width: 600px){#site_footer{background:black url(/assets/footer_exoplanet.jpg) top center no-repeat;background-size:cover}}#site_footer .gradient_line{margin-left:auto;margin-right:auto;content:" ";width:100%;height:1px;clear:both;background:#999;background:linear-gradient(to right, rgba(153,153,153,0), #999, rgba(153,153,153,0));width:90%}@media (min-width: 769px){#site_footer .gradient_line{width:50%}}#site_footer .footer_line{display:none;margin-left:auto;margin-right:auto;content:" ";width:85%;height:1px;clear:both;background-color:rgba(255,255,255,0.25)}@media (min-width: 600px){#site_footer .footer_line{display:block;width:65%}}.upper_footer{padding:2em 0 0em;width:100%;margin:0 auto}@media (min-width: 600px){.upper_footer{padding:4em 0 4em}}@media (min-width: 769px){.upper_footer{width:85%}}@media (min-width: 1024px), print{.upper_footer{width:65%}}.upper_footer .share,.upper_footer .footer_newsletter{text-align:center;margin-bottom:2.7em}@media (min-width: 600px){.upper_footer .share,.upper_footer .footer_newsletter{margin-bottom:4em}}.upper_footer .share h2,.upper_footer .footer_newsletter h2{font-size:1.8em;font-weight:600;margin-bottom:0.6em;color:#e5eef6;letter-spacing:-.035em}.lower_footer{padding-bottom:4em}.lower_footer .nav_container{margin:0 auto 1em;position:relative;left:0;width:100%}@media (min-width: 769px){.lower_footer .nav_container{padding-top:1em}}.lower_footer nav{font-size:1em;text-transform:uppercase;text-align:center;margin-left:auto;margin-right:auto;color:#98c7fc}.lower_footer nav a{padding:0 .4em;font-weight:600;color:#98c7fc;font-size:.85em;text-decoration:none;line-height:2em}@media (min-width: 769px){.lower_footer nav a{padding:0 .6em}}.no-touchevents .lower_footer nav a:hover{color:white}.lower_footer nav li{display:inline}.lower_footer .credits{position:relative;float:none;width:auto;text-align:center}.lower_footer .credits .footer_brands_top,.lower_footer .credits .staff,.lower_footer .credits p{color:#e5eef6;font-weight:700;font-size:1em;text-align:center;line-height:1.3em}@media (min-width: 769px){.lower_footer .credits .footer_brands_top,.lower_footer .credits .staff,.lower_footer .credits p{font-size:1em}}.lower_footer .credits .footer_brands_top p:last-child{margin-bottom:.4em}.lower_footer .credits .footer_brands{color:#e5eef6;margin-bottom:1em}.lower_footer .credits .footer_brands .caltech{font-weight:300}.lower_footer .credits .staff,.lower_footer .credits .staff p{line-height:1.6em;margin:.3em 0;font-weight:400}.lower_footer .credits a{color:#e5eef6;font-weight:700}.no-touchevents .lower_footer .credits a:hover{color:white}@media (max-width: 1023px){.nav_area{height:100vh;background-color:#000}.magic_shell_page .nav_area{background-color:#000}.nav_area li.meganav_columnar_section{border:none}}#site_nav_container .stellarnav_section .stellarnav_title{margin-bottom:.2rem;margin-top:.8rem}@media (min-width: 1024px){#site_nav_container .site_nav .search_field.placeholder,#site_nav_container .site_nav form.submit_newsletter .placeholder.email_field,form.submit_newsletter #site_nav_container .site_nav .placeholder.email_field,#site_nav_container .site_nav form.submit_feedback .placeholder.feedback_field,form.submit_feedback #site_nav_container .site_nav .placeholder.feedback_field{color:transparent}#site_nav_container .site_nav .search_field:-moz-placeholder,#site_nav_container .site_nav form.submit_newsletter .email_field:-moz-placeholder,form.submit_newsletter #site_nav_container .site_nav .email_field:-moz-placeholder,#site_nav_container .site_nav form.submit_feedback .feedback_field:-moz-placeholder,form.submit_feedback #site_nav_container .site_nav .feedback_field:-moz-placeholder{color:transparent}#site_nav_container .site_nav .search_field::-moz-placeholder,#site_nav_container .site_nav form.submit_newsletter .email_field::-moz-placeholder,form.submit_newsletter #site_nav_container .site_nav .email_field::-moz-placeholder,#site_nav_container .site_nav form.submit_feedback .feedback_field::-moz-placeholder,form.submit_feedback #site_nav_container .site_nav .feedback_field::-moz-placeholder{color:transparent}#site_nav_container .site_nav .search_field::-webkit-input-placeholder,#site_nav_container .site_nav form.submit_newsletter .email_field::-webkit-input-placeholder,form.submit_newsletter #site_nav_container .site_nav .email_field::-webkit-input-placeholder,#site_nav_container .site_nav form.submit_feedback .feedback_field::-webkit-input-placeholder,form.submit_feedback #site_nav_container .site_nav .feedback_field::-webkit-input-placeholder{color:transparent}#site_nav_container .site_nav .search_field:-ms-input-placeholder,#site_nav_container .site_nav form.submit_newsletter .email_field:-ms-input-placeholder,form.submit_newsletter #site_nav_container .site_nav .email_field:-ms-input-placeholder,#site_nav_container .site_nav form.submit_feedback .feedback_field:-ms-input-placeholder,form.submit_feedback #site_nav_container .site_nav .feedback_field:-ms-input-placeholder{color:transparent}#site_nav_container ul.nav>li:hover .nav_title a,#site_nav_container ul.nav>li.current .nav_title a,#site_nav_container ul.nav>li.expanded .nav_title a{color:#eee}#site_nav_container ul.nav>li:nth-last-child(1){padding-left:14px}#site_nav_container ul.nav>li:nth-last-child(1) .nav_title:before{content:"";display:block;position:absolute;height:22px;width:1px;border:1px solid #535353;top:16px;left:-8px}#site_nav_container .nav_title{display:block;position:relative;line-height:1.4em;font-weight:700;margin-bottom:0;height:100%;cursor:pointer}#site_nav_container .nav_title a,#site_nav_container .nav_title .main_nav_item{font-size:.88em;padding:14px 10px 23px;display:block;color:#c9c9c9}}@media (min-width: 1024px) and (min-width: 1024px), print and (min-width: 1024px){#site_nav_container .nav_title a,#site_nav_container .nav_title .main_nav_item{font-size:.9em;padding-right:.6vw;padding-left:.6vw}}@media (min-width: 1024px) and (min-width: 1200px){#site_nav_container .nav_title a,#site_nav_container .nav_title .main_nav_item{padding-right:1em;padding-left:1em}}@media (min-width: 1024px){#site_nav_container ul.subnav{background-color:#404f8d;padding:6px 0 6px}#site_nav_container ul.subnav li{text-align:left;clear:both;display:block}#site_nav_container ul.subnav li:first-child{border-top:none}#site_nav_container ul.subnav li:hover{background-color:#526098}#site_nav_container ul.subnav a{font-size:.88em;color:#eee;padding:5px 9px 6px}#site_nav_container li.admin_site_nav_item ul.subnav{background-color:#D94F34}}body.admin_only #site_nav_container .stellarnav_title{color:#c6c5d3;padding:0.4em 1em}body.admin_only #site_nav_container .stellarnav_section:hover{background-color:transparent}#site_nav_container .stellarnav_section .stellarnav_title{color:#9f9f9f;font-weight:700}#site_nav_container ul.nav .galaxy_icon .main_nav_item{height:50%}#site_nav_container ul.nav .galaxy_icon a.main_nav_item::before{content:"";display:block;background-image:url(/assets/galaxy_icon.svg);background-repeat:no-repeat;background-size:contain;position:relative;width:60px;height:60px}@media (max-width: 1023px){#site_nav_container ul.nav .galaxy_icon a span{margin-left:.5em}#site_nav_container ul.nav .galaxy_icon a span{margin-left:.5em}#site_nav_container ul.nav .galaxy_icon a.main_nav_item::before{display:inline-block;transform:translateY(42%)}}@media (min-width: 1024px) and (max-width: 1100px){#site_nav_container .brand_area{width:248px}}@media (min-width: 1024px){#site_nav_container ul.nav .galaxy_icon a::before{position:relative;transform:translate(0%, -55%)}#site_nav_container ul.nav .galaxy_icon{background-color:transparent !important;height:0px;vertical-align:text-top}#site_nav_container ul.nav .galaxy_icon a span{position:absolute;left:-9999px}}@media (min-width: 1024px){.opaque #site_nav_container .nav_title>a,.nav_is_fixed #site_nav_container .nav_title>a{color:#c9c9c9}body#home .nav_title>a{color:#eee}.exep_section.main_feature_present .site_header_area:not(.opaque) #site_nav_container .nav_title>a{color:#eee}}.meganav .sections_container:not(:only-child){padding-bottom:0}.meganav .sections_container .meganav_columnar_section+li{padding-top:.5em}.meganav .sections_container .meganav_columnar_section:nth-of-type(3){border-bottom:1px solid #d4d4d4}.meganav .sections_container .meganav_columnar_section .nav_item a{padding:0;margin-bottom:.5rem}#site_footer .sitemap{z-index:1;position:relative;margin-bottom:2em}@media (min-width: large){#site_footer .sitemap .grid_layout{width:97%}}#site_footer .sitemap_directory{margin-bottom:2em}#site_footer .sitemap_directory .footer_sitemap_item{margin-bottom:1.8em}@media (min-width: 600px){#site_footer .sitemap_directory .footer_sitemap_item{margin-bottom:2em}}@media (min-width: 1024px), print{#site_footer .sitemap_directory .footer_sitemap_item{margin-left:10%}}#site_footer .sitemap_title{color:#e5eef6;font-weight:700;font-size:1.4em;margin-bottom:.4em}#site_footer .sitemap_title a{color:#e5eef6;text-decoration:none}@media (min-width: 600px){#site_footer .sitemap_title{font-size:1.2em;margin-bottom:.3em}}@media (min-width: 1024px), print{#site_footer .sitemap_title{font-size:1.3em}}#site_footer .sitemap_block{text-align:center;width:100%}@media (min-width: 600px){#site_footer .sitemap_block{box-sizing:border-box;width:33.33333%;float:left;padding-left:3.33333%;padding-right:3.33333%;text-align:left}}@media (min-width: 1024px), print{#site_footer .sitemap_block{box-sizing:border-box;width:20%;float:left;padding-left:2%;padding-right:2%}}#site_footer ul.subnav{margin-bottom:1em}#site_footer ul.subnav li{padding-left:1em;text-indent:-1em;margin:0 0 .25em 0}#site_footer ul.subnav a{color:#98c7fc;text-decoration:none;font-size:1em}@media (min-width: 600px){#site_footer ul.subnav a{font-size:.85em}}@media (min-width: 1024px), print{#site_footer ul.subnav a{font-size:.95em}}.no-touchevents #site_footer ul.subnav a:hover{color:white}@media (min-width: 600px){.main_area_sitemap .grid_layout{width:100%}}.main_area_sitemap .sitemap_directory{padding:2em 0 0}.main_area_sitemap .sitemap_block{text-align:center;width:100%;margin-bottom:2em}@media (min-width: 600px){.main_area_sitemap .sitemap_block{box-sizing:border-box;width:25%;float:left;padding-left:1.66667%;padding-right:1.66667%;text-align:left}}@media (min-width: 1024px), print{.main_area_sitemap .sitemap_block{box-sizing:border-box;width:20%;float:left;padding-left:2%;padding-right:2%}}.main_area_sitemap .sitemap_block a{word-wrap:normal}.main_area_sitemap .sitemap_title{margin-top:0}.main_area_sitemap .sitemap_title a{color:#2b2b2b}.main_area_sitemap .subnav a{display:block}@media (min-width: 600px){.main_area_sitemap .subnav a{padding-left:1em;text-indent:-1em;margin:.1em 0}}.addthis-smartlayers{visibility:hidden;opacity:0}.addthis-smartlayers .at4-show{visibility:visible !important}.social_icons{display:block}.social_icons .icon{width:44px !important;height:44px !important;display:inline-block;overflow:hidden}.social_icons .icon+.icon{margin-left:.7em}@media (min-width: 769px){.social_icons .icon+.icon{margin-left:.9em}}.social_icons .icon img{opacity:1 !important;height:100%;max-width:none}.triple_teaser .social_icons{width:100%;white-space:nowrap}@media (min-width: 600px){.triple_teaser .social_icons{max-width:188px}}@media (min-width: 769px){.triple_teaser .social_icons{max-width:none}}.triple_teaser .social_icons .icon{width:44px;height:44px}.triple_teaser .social_icons .icon+.icon{margin-left:.7em}@media (min-width: 600px){.triple_teaser .social_icons .icon{width:38px;height:38px}.triple_teaser .social_icons .icon+.icon{margin-left:.4em;margin-left:calc((100% - 152px)/3)}}@media (min-width: 769px){.triple_teaser .social_icons .icon{width:44px;height:44px}.triple_teaser .social_icons .icon+.icon{margin-left:.6em}}.addthis_default_style .at300b,.addthis_default_style .at300bo,.addthis_default_style .at300m{padding:0 !important;float:none !important}#_atssh{display:none}.chertools_floater{display:none}@media (min-width: 900px){.chertools_floater{display:block}}.touchevents .chertools_floater{display:none}.wasnt_it_good{position:fixed;left:0;top:55vh;display:none;z-index:99999}.wasnt_it_good .i_found_someone{display:flex;flex-direction:column}.wasnt_it_good .i_found_someone div{height:45px;width:45px;font-size:38px;color:white;padding-top:3px;padding-left:8px;line-height:0;cursor:pointer}.wasnt_it_good .i_found_someone div.twitter{background:url(/assets/public/twitter_icon@2x.png) center/cover no-repeat}.wasnt_it_good .i_found_someone div.facebook{background:url(/assets/public/facebook_icon@2x.png) center/cover no-repeat}.wasnt_it_good .i_found_someone div.pinterest{background:url(/assets/public/pinterest_icon@2x.png) center/cover no-repeat}.wasnt_it_good .i_found_someone div.email{background:url(/assets/public/email_icon@2x.png) center/cover no-repeat}.wasnt_it_good .i_found_someone div.copy{background:url(/assets/public/copy_icon@2x.png);background-size:contain}.wasnt_it_good.nothing .i_found_someone{display:none}.wasnt_it_good .arrow_down{width:0;height:0;border-top:6px solid transparent !important;border-bottom:6px solid transparent !important;border-left:8px solid #777;display:inline-block;transform:rotate(180deg);margin-left:35px}.wasnt_it_good .closed .arrow_down{transform:rotate(0deg);margin-left:1px}.wasnt_it_good .where_do_you_go{cursor:pointer}.horizontal_cher_tools .wasnt_it_good{position:relative;display:block;top:0;left:0}.horizontal_cher_tools .wasnt_it_good .i_found_someone{flex-direction:row}.horizontal_cher_tools .wasnt_it_good .i_found_someone div{width:40px;height:40px;margin-right:6px;margin-bottom:0}.horizontal_cher_tools .wasnt_it_good .where_do_you_go{display:none}.i_got_you_babe{display:none}.share_button_component{display:inline}.share_button_component .share_button.button,.share_button_component .share_button.outline_button{background-color:#38A1F3;position:relative}.share_button_component .share_button.button.has_icon,.share_button_component .share_button.has_icon.outline_button{padding:8px 14px 12px 14px}@media (min-width: 769px){.share_button_component .share_button.button.has_icon,.share_button_component .share_button.has_icon.outline_button{padding-top:9px}}.share_button_component svg.share_icon{width:16px;height:16px}.share_button_component svg.share_icon.has_text{margin-bottom:-2px}.share_button_component svg.share_icon.no_text{margin-bottom:0}.share_button_component svg.share_icon.left{margin-right:0.4rem}.share_button_component svg.share_icon.right{margin-left:0.6rem}.share_button_component .share_bubble{position:absolute;display:none;top:-245px;left:50%;background-color:white;height:232px;padding:.75em;border-radius:8px;transform:translateX(-50%)}.share_button_component .share_open .share_bubble{display:block}.share_button_component .share_bubble:after{top:100%;left:50%;border:solid transparent;content:" ";height:0;width:0;position:absolute;pointer-events:none;border-color:rgba(255,255,255,0);border-top-color:#FFF;border-width:6px;margin-left:-6px}.share_button_component .wasnt_it_good{position:relative;top:0;left:0;display:block}.share_button_component .wasnt_it_good .i_found_someone>div{margin-bottom:8px;padding:0}.share_button_component .wasnt_it_good .i_found_someone .icon{position:relative;left:0}@media (min-width: 1024px){.share_button_component .wasnt_it_good .i_found_someone .icon{left:-6%}}.share_button_component .wasnt_it_good .where_do_you_go{display:none}.fancybox-wrap .share_button_component{margin-right:3px}.fancybox-wrap .share_button_component .share_bubble{top:-268px}@media all and (-ms-high-contrast: none), (-ms-high-contrast: active){.chapter_selector .toc_chapter{flex-grow:1;flex-shrink:0;flex-basis:0%}.chapter_selector .toc_chapter .toc_chapter_content{bottom:50px}.multimedia_teaser{z-index:20}#site_footer{z-index:20}}.site_header_area .brand_area{background:url(/assets/logo_nasa_trio_white@2x.png) no-repeat;background-size:100%;display:inline-block;width:54px;height:54px}.site_header_area .brand_area .brand1{height:100%;width:22%;float:left;text-indent:-9999px}.site_header_area .brand_area .brand2{display:block;float:left;width:78%;height:100%;text-indent:-9999px}.site_header_area .brand_area a.top_logo,.site_header_area .brand_area a.sub_logo{width:100%;float:left;height:100%}.site_header_area .brand_area .nasa_logo{width:100%;height:100%;display:block}html,body{position:fixed;overflow:hidden;top:0;bottom:0;left:0;right:0;background-color:#000000;font-family:Helvetica, Arial, sans-serif;line-height:1.4;-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}canvas{padding:0 !important}.webvr-button{padding:0px !important;margin:12px}img[title="Configure viewer"]{margin-left:-12px !important}.feature_pages .wysiwyg_content #scene_container{width:90%;max-width:100%;margin:3em auto;float:none;position:relative}@media (min-width: 600px){.feature_pages .wysiwyg_content #scene_container{max-width:600px}}.feature_pages .wysiwyg_content #scene_container.full-bleed,.feature_pages .wysiwyg_content #scene_container.full_width,.feature_pages .wysiwyg_content #scene_container.wide,.feature_pages .wysiwyg_content #scene_container.parallax{clear:both}@media (min-width: 600px){.feature_pages .wysiwyg_content #scene_container.full-bleed,.feature_pages .wysiwyg_content #scene_container.full_width,.feature_pages .wysiwyg_content #scene_container.wide,.feature_pages .wysiwyg_content #scene_container.parallax{margin-top:5em;margin-bottom:5em}}.feature_pages .wysiwyg_content #scene_container.column-width{max-width:90%;margin-top:3em;margin-bottom:3em;clear:both}@media (min-width: 600px){.feature_pages .wysiwyg_content #scene_container.column-width{max-width:600px}}.feature_pages .wysiwyg_content #scene_container.full-bleed{width:100%;max-width:none}.feature_pages .wysiwyg_content #scene_container.full-bleed figcaption{margin:.8em .8em 0 .8em}.feature_pages .wysiwyg_content #scene_container.full_width{clear:both}@media (min-width: 769px){.feature_pages .wysiwyg_content #scene_container.full_width{width:90%;max-width:600px;margin-left:auto;margin-right:auto}}@media (min-width: 769px) and (min-width: 769px){.feature_pages .wysiwyg_content #scene_container.full_width{width:80%}}@media (min-width: 769px) and (min-width: 1200px){.feature_pages .wysiwyg_content #scene_container.full_width{width:55%}}.feature_pages .wysiwyg_content #scene_container.wide{width:98%;max-width:none}@media (min-width: 769px){.feature_pages .wysiwyg_content #scene_container.wide{width:95%}}@media (min-width: 769px){.feature_pages .wysiwyg_content #scene_container.column-width{max-width:calc(600px + 6%)}}@media (min-width: 1024px), print{.feature_pages .wysiwyg_content #scene_container.column-width{max-width:calc(600px + 10%)}}@media (min-width: 1200px){.feature_pages .wysiwyg_content #scene_container.column-width{max-width:calc(600px + 15%)}}.feature_pages .wysiwyg_content #scene_container.left,.feature_pages .wysiwyg_content #scene_container.right{max-width:94%}@media (min-width: 600px){.feature_pages .wysiwyg_content #scene_container.left,.feature_pages .wysiwyg_content #scene_container.right{width:50%;max-width:50%}}@media (min-width: 769px){.feature_pages .wysiwyg_content #scene_container.left,.feature_pages .wysiwyg_content #scene_container.right{width:27%;max-width:27%}}@media (min-width: 1700px){.feature_pages .wysiwyg_content #scene_container.left,.feature_pages .wysiwyg_content #scene_container.right{width:25%;max-width:25%}}@media (min-width: 600px){.feature_pages .wysiwyg_content #scene_container.left{float:left;margin:1em 2.5em 1.5em 0;margin-left:3%}}@media (min-width: 1200px){.feature_pages .wysiwyg_content #scene_container.left{margin-left:15%}}@media (min-width: 1700px){.feature_pages .wysiwyg_content #scene_container.left{margin-left:20%}}@media (min-width: 600px){.feature_pages .wysiwyg_content #scene_container.right{float:right;margin:1em 0 1.5em 2.5em;margin-right:3%}}@media (min-width: 1200px){.feature_pages .wysiwyg_content #scene_container.right{margin-right:15%}}@media (min-width: 1700px){.feature_pages .wysiwyg_content #scene_container.right{margin-right:20%}}.feature_pages .wysiwyg_content #scene_container.parallax_module{position:relative;overflow:hidden;z-index:10;padding-bottom:0;width:100%;max-width:none}.feature_pages .wysiwyg_content #scene_container.parallax_module .caption{margin:.8em .8em 0 .8em;font-size:.8em;color:#5a6470}@media (min-width: 769px){.feature_pages .wysiwyg_content #scene_container.parallax_module .caption{font-size:.88em}}.feature_pages .wysiwyg_content #scene_container.parallax_module img{height:auto !important}.feature_pages .wysiwyg_content #scene_container.parallax_module .window{width:100%;height:auto;position:absolute;overflow:hidden;padding:2em}.feature_pages .wysiwyg_content #scene_container.parallax_module .window.mobile{height:auto;min-height:100%}.feature_pages .wysiwyg_content #scene_container.parallax_module .window .featured_image{z-index:9;top:0;left:0;height:100%;overflow:hidden}@media (min-width: 769px){.feature_pages .wysiwyg_content #scene_container.parallax_module .window .featured_image{position:absolute}}.feature_pages .wysiwyg_content #scene_container:before{display:block;content:"";width:100%;padding-top:75%}.feature_pages .wysiwyg_content #scene_container>.content{position:absolute;top:0;left:0;right:0;bottom:0}.content_page:not(.feature_pages) .wysiwyg_content #scene_container{max-width:100%;margin-top:1.4em;margin-bottom:1.4em;position:relative}@media (min-width: 769px){.content_page:not(.feature_pages) .wysiwyg_content #scene_container{margin-top:2em;margin-bottom:2em}}.content_page:not(.feature_pages) .wysiwyg_content #scene_container.left,.content_page:not(.feature_pages) .wysiwyg_content #scene_container.right{float:none}@media (min-width: 480px){.content_page:not(.feature_pages) .wysiwyg_content #scene_container.left,.content_page:not(.feature_pages) .wysiwyg_content #scene_container.right{max-width:50%}}@media (min-width: 1200px){.content_page:not(.feature_pages) .wysiwyg_content #scene_container.left,.content_page:not(.feature_pages) .wysiwyg_content #scene_container.right{max-width:40%}}@media (min-width: 480px){.content_page:not(.feature_pages) .wysiwyg_content #scene_container.left{float:left;margin:1em 2.5em 1.5em 0}}@media (min-width: 480px){.content_page:not(.feature_pages) .wysiwyg_content #scene_container.right{float:right;margin:1em 0 1.5em 2.5em}}.content_page:not(.feature_pages) .wysiwyg_content #scene_container.full-bleed,.content_page:not(.feature_pages) .wysiwyg_content #scene_container.full_width,.content_page:not(.feature_pages) .wysiwyg_content #scene_container.wide,.content_page:not(.feature_pages) .wysiwyg_content #scene_container.parallax,.content_page:not(.feature_pages) .wysiwyg_content #scene_container.column-width{clear:both}.content_page:not(.feature_pages) .wysiwyg_content #scene_container.parallax_module{width:100%;position:relative}.content_page:not(.feature_pages) .wysiwyg_content #scene_container.parallax_module .caption{margin:.8em .8em 0 .8em;font-size:.8em;color:#5a6470}@media (min-width: 769px){.content_page:not(.feature_pages) .wysiwyg_content #scene_container.parallax_module .caption{font-size:.88em}}.explore_overlay_page .content_page:not(.feature_pages) .wysiwyg_content #scene_container.parallax_module .caption{color:#b0b4b9}.content_page:not(.feature_pages) .wysiwyg_content #scene_container:before{display:block;content:"";width:100%;padding-top:75%}.content_page:not(.feature_pages) .wysiwyg_content #scene_container>.content{position:absolute;top:0;left:0;right:0;bottom:0}.content_page.atlas_detail #scene_container{max-width:100%;margin-top:1.4em;margin-bottom:1.4em;position:relative}@media (min-width: 769px){.content_page.atlas_detail #scene_container{margin-top:2em;margin-bottom:2em}}.content_page.atlas_detail #scene_container.left,.content_page.atlas_detail #scene_container.right{float:none}@media (min-width: 480px){.content_page.atlas_detail #scene_container.left,.content_page.atlas_detail #scene_container.right{max-width:50%}}@media (min-width: 1200px){.content_page.atlas_detail #scene_container.left,.content_page.atlas_detail #scene_container.right{max-width:40%}}@media (min-width: 480px){.content_page.atlas_detail #scene_container.left{float:left;margin:1em 2.5em 1.5em 0}}@media (min-width: 480px){.content_page.atlas_detail #scene_container.right{float:right;margin:1em 0 1.5em 2.5em}}.content_page.atlas_detail #scene_container.full-bleed,.content_page.atlas_detail #scene_container.full_width,.content_page.atlas_detail #scene_container.wide,.content_page.atlas_detail #scene_container.parallax,.content_page.atlas_detail #scene_container.column-width{clear:both}.content_page.atlas_detail #scene_container.parallax_module{width:100%;position:relative}.content_page.atlas_detail #scene_container.parallax_module .caption{margin:.8em .8em 0 .8em;font-size:.8em;color:#5a6470}@media (min-width: 769px){.content_page.atlas_detail #scene_container.parallax_module .caption{font-size:.88em}}.explore_overlay_page .content_page.atlas_detail #scene_container.parallax_module .caption{color:#b0b4b9}.content_page.atlas_detail #scene_container:before{display:block;content:"";width:100%;padding-top:36.36364%}.content_page.atlas_detail #scene_container>.content{position:absolute;top:0;left:0;right:0;bottom:0}.magic_shell_page .wysiwyg_content #scene_container{height:100%}#scene_container{overflow:hidden;width:100%}#scene_container .loading_webgl{width:100%;height:100%;top:0;left:0;right:0;bottom:0;position:absolute;z-index:21;opacity:1.0;color:white;background-color:black;text-align:center;transition:opacity 2s, visibility 2s}#scene_container .loading_webgl .loading_text{position:relative;top:50%;padding-bottom:6px;color:grey}#scene_container .loading_webgl .load_bar{position:relative;top:50%;left:0;width:0%;height:2px;background-color:#FFFFFF;opacity:0.5}#scene_container .prompt_modal_container .prompt{padding:30px;padding-right:40px;background:#0e0e0e;background:rgba(0,0,0,0.5);color:#eee;width:98%;max-width:530px;box-sizing:border-box;position:absolute;z-index:1;bottom:130px;left:50%;transform:translateX(-50%);pointer-events:none;display:none}#scene_container .prompt_modal_container .prompt.open{display:block}#scene_container .prompt_modal_container .prompt .overlay_close_button{cursor:pointer;top:0px;right:0px;width:44px;height:44px;padding:13px;background:transparent;pointer-events:auto;position:absolute;opacity:1}#scene_container .prompt_modal_container .prompt .overlay_close_button.visible{visibility:visible}#scene_container .prompt_modal_container .prompt .overlay_close_button .close_icon{display:block;height:100%;position:relative}#scene_container .prompt_modal_container .prompt .overlay_close_button .close_icon:before{transform:rotate(-45deg);content:'';position:absolute;height:1px;width:100%;top:calc(50% - .5px);left:0;background:#B9B9B9;opacity:.8}#scene_container .prompt_modal_container .prompt .overlay_close_button .close_icon:after{transform:rotate(45deg);content:'';position:absolute;height:1px;width:100%;top:calc(50% - .5px);left:0;background:#B9B9B9;opacity:.8}#scene_container .prompt_modal_container.hidden{display:none}#scene_container footer{pointer-events:none;position:absolute;bottom:57px;height:50px;width:100%;z-index:100;left:0;right:0;text-align:center}#scene_container footer .button,#scene_container footer .outline_button{pointer-events:auto;border:1px solid rgba(255,255,255,0.5);background:rgba(0,0,0,0.3);transition:background 0.25s, border-color 0.25s}#scene_container footer .button:hover,#scene_container footer .outline_button:hover{background:#000;border-color:#fff}#scene_container footer .button.hidden,#scene_container footer .hidden.outline_button{visibility:hidden}#scene_container footer.hidden{display:none}#scene_container .permissions_container{padding:24px;padding-right:40px;background:rgba(0,0,0,0.5);color:#eee;width:98%;max-width:415px;box-sizing:border-box;position:absolute;z-index:1;top:50%;left:50%;transform:translate(-50%, -50%);pointer-events:none;display:none}#scene_container .permissions_container.open{display:block}#scene_container .permissions_container a.overlay_close_button{cursor:pointer;top:0px;right:0px;width:44px;height:44px;padding:13px;background:transparent;pointer-events:auto;position:absolute;opacity:1}#scene_container .permissions_container a.overlay_close_button .close_icon{display:block;height:100%;position:relative}#scene_container .permissions_container a.overlay_close_button .close_icon:before{transform:rotate(-45deg);content:'';position:absolute;height:1px;width:100%;top:calc(50% - .5px);left:0;background:#fff;opacity:.8}#scene_container .permissions_container a.overlay_close_button .close_icon:after{transform:rotate(45deg);content:'';position:absolute;height:1px;width:100%;top:calc(50% - .5px);left:0;background:#fff;opacity:.8}#scene_container .permissions_container .button_container .devicemotion_button{pointer-events:auto}#scene_container .permissions_container .button_container .deviceorientation_button{pointer-events:auto}#scene_container .permissions_container .device_prompt{color:#eee;font-size:0.9em}#gl_layer{margin:0 auto}#gl_layer,#gl_fallback_layer{-webkit-tap-highlight-color:rgba(0,0,0,0);-webkit-tap-highlight-color:transparent;position:absolute;overflow:hidden;top:0;left:0;right:0;bottom:0;width:100%;height:100%;display:none}.hotspot_container{position:absolute;height:100%;width:100%}.hotspot_container.hidden{display:none}.hotspot_container .hotspot_wrapper{position:absolute;visibility:visible;transform:translate(-50%, -50%);z-index:10;top:-1000px;left:-1000px}.hotspot_container .hotspot_wrapper.hidden{display:none}.hotspot_container .hotspot_wrapper.selected{z-index:10}.hud_container{position:absolute;height:100%;width:100%}.hud_container.hidden{display:none}.hud_container .hud_wrapper{border:1px solid green;position:absolute;visibility:visible;transform:translate(-50%, -50%)}.hud_container .hud_wrapper.hidden{display:none}.hud_container .hud_wrapper.selected{z-index:10}.info{left:50%;top:50%;border-radius:2px;transform:translate(-50%, calc(-100% - 10px))}.info .pointer{background-color:rgba(0,0,0,0);border-width:1px;border-style:solid;border-color:rgba(2,181,239,0);width:30px;height:30px;transition:width 0.25s}.info .pointer.hidden{visibility:hidden}.info .pointer.hover{cursor:pointer;border-color:#02b5ef}.info .pointer.cancri.hover{border-color:rgba(255,255,255,0)}.info .pointer span{top:100%;left:50%;width:200px;position:absolute;font-size:12px;text-align:center;padding:6px;color:#02b5ef;opacity:0.8;display:block;transition:font-size 0.25s;transform:translateX(-50%)}.vr_mode .info .pointer span{visibility:hidden}.info .pointer span.cancri{color:#fff;padding:8px 10px;font-weight:bolder;width:auto;white-space:nowrap;background-color:rgba(0,0,0,0.5);border-radius:7px;border:2px solid #3498ff;left:-50%;transform:translateX(0)}.info .pointer span.selected{visibility:visible;opacity:1.0}.info .info_box{background-color:rgba(0,0,0,0.5);overflow:hidden;position:absolute;border-radius:4px;width:220px;height:auto;left:50%;top:100%;transition:opacity 0.25s;transform:translate(-50%, -50%);padding:4px}.vr_mode .info .info_box{width:200px}@media (min-width: 1024px), print{.info .info_box{padding:8px;width:250px}}.info .info_box h2{color:#ffffff;margin:8px 10px 6px 10px;line-height:1.1em}.info .info_box p{font-size:14px;color:#ffffff;margin:2px 10px 10px 10px}.vr_mode .info .info_box p{font-size:10px}.portal{left:50%;top:50%;border-radius:2px;transform:translate(-50%, calc(-100% - 10px))}.portal .pointer{white-space:nowrap;display:inline;background-color:rgba(0,0,0,0);border-width:1px;border-style:solid;border-color:rgba(2,181,239,0);font-size:10px;text-align:center;padding:6px;color:rgba(2,181,239,0.8);opacity:0.9;transition:width 0.25s}.vr_mode .portal .pointer{border-color:rgba(2,181,239,0)}.portal .pointer.hidden{visibility:hidden}.portal .pointer.hover{cursor:pointer;border-color:#02b5ef}.vr_mode .portal .pointer span{visibility:visible}.portal .pointer span.selected{visibility:visible;color:#02b5ef}.portal .prompt_box{background-color:rgba(0,0,0,0.5);overflow:hidden;position:absolute;border-radius:4px;width:220px;height:auto;left:50%;top:100%;transition:opacity 0.25s;transform:translate(-50%, -50%);padding:4px}.vr_mode .portal .prompt_box{width:200px}@media (min-width: 1024px), print{.portal .prompt_box{padding:8px;width:250px}}.portal .prompt_box h2{color:#ffffff;margin:8px 10px 6px 10px;line-height:1.1em}.portal .prompt_box p{font-size:14px;color:#ffffff;margin:2px 10px 10px 10px}.vr_mode .portal .prompt_box p{font-size:10px}.fallback_mode #gl_fallback_layer{height:auto}.fallback_mode #gl_fallback_layer .webgl_warning_text{color:white;text-align:center;position:relative;top:70vh;max-width:420px;width:100%;margin-left:auto;margin-right:auto;padding:0 1em}@media (min-width: 600px){.fallback_mode #gl_fallback_layer .webgl_warning_text{top:78vh}}.fallback_mode #gl_fallback_layer a{text-decoration:none}.fallback_mode #gl_fallback_layer img{height:auto}.ie9 section.filter_bar select{padding:.5em 1em .5em 1em;background-image:none}.ie9 #footer_science_calendar{display:none}
/*

*/