pseudo-elements-010.html (1060B)
1 <!DOCTYPE html> 2 <html class="reftest-wait"> 3 <title>CSS Container Queries Test: Container for highlight pseudo elements</title> 4 <link rel="help" href="https://drafts.csswg.org/css-conditional-5/#query-container"> 5 <link rel="match" href="pseudo-elements-010-ref.html"> 6 <script src="/common/reftest-wait.js"></script> 7 <style> 8 .container { container-type: inline-size; } 9 #outer { width: 300px; } 10 #inner { width: 500px; } 11 12 #inner::highlight(hi) { 13 color: red; 14 background: transparent; 15 } 16 @container (width >= 400px) { 17 #inner.green::highlight(hi) { 18 color: green; 19 background: transparent; 20 } 21 } 22 </style> 23 <div id="outer" class="container"> 24 <div id="inner" class="container"> 25 <span id="hi">Highlight</span> 26 </div> 27 </div> 28 <script> 29 let highlight_range = document.createRange(); 30 highlight_range.selectNode(hi); 31 CSS.highlights.set("hi", new Highlight(highlight_range)); 32 33 requestAnimationFrame(() => { 34 requestAnimationFrame(() => { 35 inner.classList.add("green"); 36 takeScreenshot(); 37 }); 38 }); 39 </script>