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- This WPT test may be referenced by the following Test IDs:
- /css/css-highlight-api/custom-highlight-universal-painting-001.tentative.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="UTF-8">
<title>Custom Highlight: ::highlight(*) acts as a base for a named highlight</title>
<link rel="author" href="mailto:seokho@chromium.org">
<link rel="match" href="custom-highlight-universal-painting-001-ref.html">
<meta name="assert" value="The ::highlight(*) declarations merge into a named highlight's cascade; the named rule overrides conflicting properties.">
<style>
::highlight(*) {
background-color: yellow;
color: red;
}
::highlight(foo) {
color: blue;
}
</style>
<body><span>One </span><span>two </span><span>three…</span>
<script>
let r = new Range();
r.setStart(document.body, 0);
r.setEnd(document.body, 2);
CSS.highlights.set("foo", new Highlight(r));
</script>