<!DOCTYPE html>
<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-only.html">
<p>Test passes if there is a filled green square.</p>
<div style="width:100px; columns:2; column-gap:0; background:green;">
  <div style="height:25px;"></div>
  <div style="height:50px;"></div>
  <div style="height:25px; break-before:avoid;"></div>
  <div style="height:50px;"></div>
</div>
