<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Containment Test: Paint containment on table-header-group</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
<link rel="help" href="https://drafts.csswg.org/css-contain-1/#containment-paint">
<link rel="match" href="../reference/pass_if_pass_below.html">
<meta name=assert content="Paint containment doesn't apply to table-header-group elements.">
<style>
div {
  display: table-header-group;
  contain: paint;
}
span {
  po