<!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/#possible-breaks">
<meta name="assert" content="There should be a class C breakpoint after the float, since the flow-root sibling doesn't fit beside the float, so that there'll be a gap to establish a class C break opportunity">
<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; gap:0; column-fill:auto; width:100px; height:100px; background:red;">
  <div style="width:200%;">
    <div style="width:50%; height:50px; background:green;"></div>
    <div style="float:left; width:50%; height:40px; background:green;"></div>
    <div style="clear:both; width:50%; background:green;">
      <div style="float:left; width:100%; height:5px;"></div>
      <div style="display:flow-root; break-inside:avoid; width:50px; height:100px;"></div>
    </div>
  </div>
</div>