render-blocking-mainframe.html | Explore in Territory

<!doctype html>
<style>
  iframe {
    width: 100vw;
    height: 100vh;
    border: none;
    background: white;
  }

  html {
    margin: 0;
  }
</style>
</body>
</body>

chromium/content/test/data/render-blocking-mainframe.html