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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Test Reference</title>
<link rel="author" title="Boris Zbarsky" href="mailto:bzbarsky@mit.edu">
<style>
body > span { border: 3px solid blue }
#one { border-right: none; }
#four { border-left: none; }
</style>
<body>
<span id="one">
One
Two
</span>
<div>Three</div>
<span id="four">
Four
</span>
</body>