layout/reftests/high-contrast/prefers-contrast-black-ref.html


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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>reference: a black box to test the prefers-contrast media
query</title>

<style type="text/css">
    div {
        width: 100px;
        height: 100px;
        outline: 2px solid black;
    }
</style>
</head>
<body>
  <div></div>
</body>
</html>