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<!DOCTYPE html>
<title>CSS Container Queries Test: ::highlight pseudo element on size container</title>
<link rel="help" href="https://drafts.csswg.org/css-contain-3/#query-container">
<link rel="match" href="pseudo-elements-010-ref.html">
<style>
#container {
width: 500px;
container-type: inline-size;
}
#container::highlight(hi) {
color: red;
background: transparent;
}
@container (width >= 400px) {
#container::highlight(hi) {
color: green;
background: transparent;
}
}
</style>
<div id="container">Highlight</div>
<script>
let highlight_range = document.createRange();
highlight_range.selectNode(container);
CSS.highlights.set("hi", new Highlight(highlight_range));
</script>
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