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<!DOCTYPE html>
<html>
<head>
<style>
body { margin: 20px }
#scope { contain: layout; text-align: center;
width: 200px; height: 100px; padding: 20px;
background: #eee; border: 20px solid #acf; }
</style>
</head>
<body>
<div id=scope>
</div>
</body>
</html>