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<!doctype html>
<html class="reftest-wait">
<head>
<title>CSS Test Reference</title>
<script src="/common/reftest-wait.js"></script>
<style>
video {
contain: size;
width: 200px;
height: 200px;
}
video::cue { background-color: green }
video::cue(b) { color: lime }
</style>
</head>
<body>
<video autoplay onplaying="this.onplaying = null; this.pause(); takeScreenshot();">
<track default src="support/test.vtt">
<source src="/media/white.mp4" type="video/mp4">
<source src="/media/white.webm" type="video/webm">
</video>
</body>
</html>