<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Containment Test: Reference file</title>
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
<style>
#border {
  border: 1px solid black;
  width: min-content;
}
fieldset {
  visibility: hidden;
  height: 1px;
}
</style>

<p>This test passes if it has the same output as the reference. You should see a black border box below.</p>
<div id="border">
  <fieldset></fieldset>
</div>