firefox/testing/web-platform/tests/css/css-break/ruby-003.html

<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:[email protected]">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1253341">
<link rel="match" href="../reference/ref-filled-green-100px-square-only.html">
<style>
  .ib {
    display: inline-block;
    width: 100px;
    height: 50px;
    background: green;
  }
</style>
<p>Test passes if there is a filled green square.</p>
<div style="columns:1; width:100px; column-fill:auto; height:60px; background:red;">
  <ruby>
    <div class="ib"></div>
    <rt>
      <div class="ib"></div>
    </rt>
  </ruby>
</div>