shadow-at-import.html | Explore in Territory

<!doctype html>
<title>CSS Test: @import in Shadow DOM</title>
<link rel="help" href="https://drafts.csswg.org/css-cascade/#at-import">
<link rel="match" href="reference/green-box.html"/>
<p>Test passes if you see a single 100px by 100px green box below.</p>
<div id="host">FAIL</div>
<script>
  host.attachShadow({ mode: "open" }).innerHTML = `
    <style>
      @import url("resources/host-green-box.css");
    </style>
  `;
</script>

chromium/third_party/blink/web_tests/external/wpt/css/css-scoping/shadow-at-import.html