dialog-backdrop-remove.html (727B)
1 <!doctype html> 2 <title>CSS Container Queries Test: ::backdrop disappearing conditionally on dialog container</title> 3 <link rel="help" href="https://drafts.csswg.org/css-conditional-5/#container-queries"> 4 <link rel="match" href="top-layer-dialog-backdrop-ref.html"> 5 <style> 6 html { 7 /* Prevent multiple layout passes due to scrollbars */ 8 overflow: hidden; 9 background: green; 10 } 11 dialog { 12 container-type: size; 13 width: 100px; 14 height: 100px; 15 visibility: hidden; 16 } 17 dialog::backdrop { 18 display: block; 19 background-color: red; 20 } 21 @container (width > 1px) { 22 dialog::backdrop { 23 display: none; 24 } 25 } 26 </style> 27 <dialog id="dialog"></dialog> 28 <script> 29 dialog.showModal(); 30 </script>