chromium/third_party/blink/web_tests/external/wpt/css/css-nesting/nesting-type-selector.html

<!doctype html>
<meta charset="utf-8">
<title>Nesting works with bare type selectors</title>
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:[email protected]">
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-nesting-1/">
<link rel="match" href="/css/reference/ref-filled-green-100px-square-only.html">
<style>
:root {
  div {
    width: 100px;
    height: 100px;
    background: green;
  }
}
</style>
<p>Test passes if there is a filled green square.</p>
<div></div>