<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<link rel="help" href="https://www.w3.org/TR/css-break-3/">
<link rel="match" href="specified-block-size-007-ref.html">
<p>There should be four columns. The first one should be yellow, the three
  others should be cyan. No red should be seen.</p>
<div style="columns:4; gap:10px; column-fill:auto; width:130px; height:100px;">
  <div style="display:table; height:400px; width:100%; background:red;">
    <div style="display:table-row; background:yellow;">
      <div style="height:1px;"></div>
    </div>
    <div style="display:table-row; background:cyan;">
      <div style="height:3px;"></div>
    </div>
  </div>
</div>
