top-layer-dialog-backdrop.html (599B)
1 <!doctype html> 2 <title>CSS Container Queries Test: ::backdrop depending on @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 { background: green; } 7 #container { container-type: inline-size; } 8 @container (max-width: 200px) { 9 ::backdrop { display: none; } 10 #dialog { visibility: hidden; } 11 } 12 </style> 13 <div id="container"> 14 <dialog id="dialog"></dialog> 15 </div> 16 <script> 17 dialog.showModal(); 18 dialog.offsetTop; 19 container.style.width = "100px"; 20 </script>