anchor-name-dynamic-reflow-root.html (1218B)
1 <!DOCTYPE html> 2 <html class="reftest-wait"> 3 <meta charset="utf-8"> 4 <title>Dynamic changes to anchor-name and reflow roots</title> 5 <link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#anchor-name"> 6 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=2003593"> 7 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 8 <link rel="author" title="Mozilla" href="https://mozilla.com"> 9 <link rel="match" href="anchor-name-dynamic-reflow-root-ref.html"> 10 <style> 11 body { margin: 0 } 12 .tabs { 13 display: flex; 14 } 15 .tab { 16 height: 20px; 17 width: 100px; 18 } 19 .cur { 20 anchor-name: --current-tab; 21 } 22 .highlight { 23 position: absolute; 24 width: anchor-size(width); 25 left: anchor(left); 26 right: anchor(right); 27 height: 100px; 28 background: green; 29 top: anchor(bottom); 30 position-anchor: --current-tab; 31 transform: scaleY(1); /* This is important to test the bug */ 32 } 33 </style> 34 <div class=tabs> 35 <div id=t1 class="tab cur"></div> 36 <div id=t2 class="tab"></div> 37 <div class=highlight></div> 38 </div> 39 <script> 40 document.addEventListener("TestRendered", function() { 41 t1.classList.remove('cur'); 42 t2.classList.add('cur'); 43 document.documentElement.className = ""; 44 }); 45 </script>