File: custom-highlight-painting-inheritance-003.html

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<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Highlight API Test: Inheritance</title>
<link rel="help" href="https://drafts.csswg.org/css-highlight-api-1/">
<link rel="match" href="custom-highlight-painting-inheritance-003-ref.html">
<meta name="assert" value="Unstyled highlights should not be visible">
<style>
  div {
    color: #00000080;
    background-color: red;
    width: 0;
  }
</style>
<body>
<div id="target">foobar</div>
<script>
  const node = document.getElementById("target");
  let r = new Range();
  r.setStart(node.firstChild, 0);
  r.setEnd(node.firstChild, 3);
  CSS.highlights.set("div-highlight", new Highlight(r));
</script>
</body>