chromium/third_party/blink/web_tests/external/wpt/css/css-multicol/multicol-fill-balance-003.html

<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="[email protected]">
<link rel="help" href="https://www.w3.org/TR/css-multicol-1/#cf" title="7.1. column-fill">
<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="columns:2; column-fill:auto; column-gap:0; height:200px; width:100px;">
  <div style="columns:2; column-gap:0; background:red;">
    <div style="height:600px;">
      <div style="height:100px; background:green;"></div>
      <div style="height:100px; background:white;"></div>
      <div style="height:100px; background:green;"></div>
      <div style="height:100px; background:white;"></div>
      <div style="height:200px; background:green;"></div>
    </div>
  </div>
</div>