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<!doctype html>
<meta charset="utf-8">
<title>CSS Test: :host is accounted for during specificity computation</title>
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
<link rel="help" href="https://drafts.csswg.org/css-scoping/#host-selector">
<link rel="help" href="https://drafts.csswg.org/selectors/#specificity-rules">
<link rel="help" href="https://bugzil.la/1454165">
<link rel="match" href="reference/green-box.html">
<p>Test passes if you see a single 100px by 100px green box below.</p>
<div id="host"></div>
<script>
host.attachShadow({ mode: 'open' }).innerHTML = `
<style>
.foo span {
display: block;
width: 100px;
height: 100px;
background: red;
}
:host span {
background: green;
}
</style>
<div class="foo"><span></span></div>
`;
</script>
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