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Test Info:
- This WPT test may be referenced by the following Test IDs:
            
- /css/css-view-transitions/scoped/crashtests/implicit-stacking-context.html - WPT Dashboard Interop Dashboard
 
 
<!DOCTYPE html>
<html class="test-wait">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Implicit stacking context</title>
</head>
<script src="/dom/events/scrolling/scroll_support.js"></script>
<style>
  main {
    display: flex;
    flex-direction: row;
  }
  article {
    flex: 1;
    max-width: 200px;
    margin: 30px;
    font-size: 30px;
    background: green;
    border: 2px solid black;
  }
  section {
    flex: 1;
    overflow: auto;
    border-radius: 200px 20%;
    corner-shape: squircle;
    max-height: 200px;
    background: grey;
    padding: 10px;
  }
  ul {
    contain: view-transition;
  }
  li {
    padding: 10px;
    background: yellow;
    color: black;
    border: 1px solid purple;
    list-style: none;
  }
  body {
    display: flex;
    flex-direction: column;
  }
  header {
    display: flex;
    justify-content: flex-start;
  }
  main > *, li {
    view-transition-name: match-element;
  }
  ::view-transition-group(*) {
    animation-duration: 150ms;
  }
</style>
<!-- crbug.com/426218225 -->
<body>
  <main>
    <article class="shuffle">
      Lorem, ipsum dolor sit amet consectetur adipisicing elit.
      Illo alias dolore deleniti quas enim, ullam quidem dolorum, dolor vitae
      doloribus quam quis consequuntur eum dicta, animi quisquam maiores
      asperiores perspiciatis?
    </article>
    <section class="shuffle">
      <ul>
        <li>Item A</li>
        <li>Item B</li>
        <li>Item C</li>
        <li>Item D</li>
      </ul>
    </section>
    </main>
</body>
<script>
  const iteration_count = 2;
  async function runTest(iteration) {
    const vt1 = document.startViewTransition(() => {
      const main = document.querySelector("main");
      const first = main.querySelector('.shuffle');
      const last = main.querySelector('.shuffle:last-child');
      main.insertBefore(last, first);
    });
    const ul = document.querySelector("ul");
    const vt2 = ul.startViewTransition(() => {
      const first = ul.querySelector('li');
      const last = ul.querySelector('li:last-child');
      ul.insertBefore(last, first);
    });
    Promise.all([vt1.finished, vt2.finished]).then(() => {
      if (++iteration == iteration_count) {
        document.documentElement.classList.remove('test-wait');
      } else {
        runTest(iteration);
      }
    });
  }
  window.onload = async () => {
    await waitForCompositorReady();
    runTest(0);
  };
</script>
</html>