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<!doctype HTML>
<html class="reftest-wait">
<meta charset="utf-8">
<title>CSS Pseudo-Elements Test: Invalidation on custom property changes</title>
<link rel="author" title="Stephen Chenney" href="mailto:schenney@schenney.com">
<link rel="help" href="https://drafts.csswg.org/css-pseudo-4/#highlight-styling">
<link rel="match" href="highlight-styling-005-ref.html">
<meta name="assert" value="Verify that changing a custom property value on the root updates highlights that use the property.">
<script src="support/selections.js"></script>
<link rel="stylesheet" href="support/highlights.css">
<script src="/common/reftest-wait.js"></script>
<style>
:root {
--bg: red;
}
main::selection {
background-color: var(--bg, red);
}
</style>
<body onload="runTest()">
<p>Test passes if the text below has green background.</p>
<main class="highlight_reftest">
<p id="selected">quick</p>
</main>
<script>
function runTest() {
selectNodeContents(document.querySelector('main'));
requestAnimationFrame(() => {
requestAnimationFrame(() => {
document.querySelector(':root').style.setProperty('--bg', 'green');
requestAnimationFrame(() => {
takeScreenshot();
});
});
});
}
</script>
</body>
</html>
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