css/css-multicol/nested-at-outer-boundary-as-fieldset.html

<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<link rel="help" href="https://www.w3.org/TR/css-multicol-1/#the-multi-column-model">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div style="margin-left:-100px; columns:2; height:100px; width:200px; column-gap:0; column-fill:auto; background:red;">
  <div style="height:100px; background:white;"></div>
  <fieldset style="columns:2; column-gap:0; border:none; margin:0; padding:0; background:red;">
    <div style="height:200px; background:green;"></div>
  </fieldset>
</div>