height' on multi-column container imposes constraint on column boxes' height.">

  <style>
  article {
    column-fill: auto;
    column-count: 2;
    width: 200px;
    /* Test max-height imposes constraint on column boxes' height. */
    max-height: 200px;
  }
  div {
    height: 400px;
    background-color: lightgreen;
  }
  </style>

  <p>This test passes if you see two green strips with equal height.</p>
  <article>
    <div></div>
  </article>
</html>
