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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Reference</title>
<style>
table:before {
content: "1";
}
table {
color: green;
border: 2px solid black;
}
</style>
<body>
<p>Test passes if the number "1" appears in the box below.</p>
<table>
<tr>
<td></td>
</tr>
</table>
</body>