<!doctype html>
<html lang=en>
  <meta charset=utf-8>
  <title>CSS-contain test reference</title>
  <link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net">
  <meta name=flags content="ahem">

<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
article {
  height: 2.5em;
  column-gap: 0;
  columns: 3 1em;
  width: 3em;
  column-fill: auto;

  font-size: 40px;
  font-family: ahem;
  line-height: 1;
}
div {
  background: orange;
  padding-top: 5em;
}
</style>

<p>This test passes if there is an orange rectangle below. If the shape is not a rectangle, the test fails.

<article>
<div></div>
</article>