<!DOCTYPE html> <html class=reftest-wait> <title>View transitions: scroller child element</title> <link rel="help" href="https://www.w3.org/TR/css-view-transitions-1/"> <link rel="author" href="mailto:vmpstr@chromium.org"> <link rel="match" href="scroller-child-ref.html"> <meta name="fuzzy" content="scroller-child-ref.html:0-5;0-800"> <script src="/common/reftest-wait.js"></script> <style> #target { view-transition-name: target; width: 500px; height: 500px; background: yellow; } #scroller { overflow: scroll; width: 100px; height: 100px; background: blue; } #child { position: relative; width: 2000px; height: 2000px; background: green; } html::view-transition-group(root) { animation-duration: 300s; } html::view-transition-old(target) { animation: unset; opacity: 1; } html::view-transition-new(target) { animation: unset; opacity: 0; } </style> <div id="target"> <div id="scroller"> <div id="child"></div> </div> </div> <script> function runTest() { scroller.scrollTop = 300; let transition = document.startViewTransition(); transition.ready.then(() => requestAnimationFrame(takeScreenshot)); } onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest)); </script>