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<!DOCTYPE html>
<meta name="timeout" content="long">
<html class=reftest-wait>
<title>View transitions: capture elements and then change overflow</title>
<link rel="help" href="https://github.com/WICG/view-transitions">
<link rel="author" href="mailto:vmpstr@chromium.org">
<link rel="match" href="new-content-changes-overflow-ref.html">
<script src="/common/reftest-wait.js"></script>
<style>
#target {
position: relative;
background: green;
width: 100px;
height: 100px;
view-transition-name: target;
}
#child {
background: blue;
position: relative;
top: 20px;
left: 30px;
width: 50px;
height: 100px;
}
#child.large {
height: 200px;
}
html::view-transition-group(*) { animation-duration: 300s; }
html::view-transition-new(*) { animation: unset; opacity: 1; }
html::view-transition-old(*) { animation: unset; opacity: 0; }
html::view-transition-group(root) { animation: unset; opacity: 0; }
html::view-transition { background: pink; }
</style>
<div id=target><div id=child></div></div>
<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");
async function runTest() {
document.startViewTransition().ready.then(() => {
requestAnimationFrame(() => {
requestAnimationFrame(() => {
child.classList.add("large");
requestAnimationFrame(takeScreenshot);
});
});
});
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>
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