<!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/#unforced-breaks">
<link rel="match" href="../reference/ref-filled-green-100px-square-only.html">
<meta name="assert" content="Three blocks could fit in the first fragmentainer, but there's a break-before:avoid between the third and fourth block, so we should break between the second and third">
<style>
  .square {
      height: 50px;
      break-inside: avoid;
      background:green;
  }
</style>
<p>Test passes if there is a filled green square.</p>
<div style="columns:2; column-fill:auto; column-gap:0; width:100px; height:160px;">
  <div class="square"></div>
  <div class="square"></div>
  <div class="square"></div>
  <div class="square" style="break-before:avoid;"></div>
</div>
