chromium/third_party/blink/web_tests/external/wpt/css/css-multicol/balance-break-avoidance-001.html

<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:[email protected]">
<link rel="help" href="https://www.w3.org/TR/css-multicol-1/#filling-columns">
<link rel="help" href="https://www.w3.org/TR/css-break-3/#break-between">
<link rel="help" href="https://www.w3.org/TR/css-break-3/#break-within">
<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="width:100px; height:100px; background:red;">
  <div style="columns:4; background:green;">
    <div style="break-inside:avoid; break-after:avoid; height:50px;"></div>
    <div style="break-inside:avoid; height:50px;"></div>
  </div>
</div>