e yellow box
  somewhat.</p>
<div id="float"></div>
<div id="container" data-expected-height="170">
  <ruby>
    <div></div>
    <rt>
      <div></div>
    </rt>
  </ruby>
  <br clear="all">
</div>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<script>
  checkLayout("#container");
</script>
