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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://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:vmpstr@chromium.org">
<link rel="author" href="mailto:mattwoodrow@apple.com">
<link rel="match" href="new-content-changes-overflow-left-ref.html">
<script src="/common/reftest-wait.js"></script>
<style>
#target {
  position: relative;
  background: green;
  left: 10px;
  width: 100px;
  height: 100px;
  view-transition-name: target;
}
#target.toggle {
  outline: 300px solid transparent;
}

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>
<script>

async function runTest() {
  document.startViewTransition().ready.then(() => {
    requestAnimationFrame(() => {
      requestAnimationFrame(() => {
        target.classList.add("toggle");
        requestAnimationFrame(takeScreenshot);
      });
    });
  });
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>