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Test Info:

<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<style>
table { writing-mode: vertical-rl; }
#r1c1, #r1c2, #r1c3, #r1c4 { width: 50px; }
#r2c1, #r2c2, #r2c3, #r2c4 { width: 100px; }
#r1c1, #r2c1 { height: 20px; }
#r1c2, #r2c2 { height: 30px; }
#r1c3, #r2c3 { height: 40px; }
#r1c4, #r2c4 { height: 50px; }
#r1c1 { background: #003; }
#r1c2 { background: #007; }
#r1c3 { background: #00b; }
#r1c4 { background: #00f; }
#r2c1 { background: #030; }
#r2c2 { background: #070; }
#r2c3 { background: #0b0; }
#r2c4 { background: #0f0; }
</style>
</head>
<body>
<table>
<tr>
<td id="r2c1"></td>
<td id="r2c2"></td>
<td id="r2c3"></td>
<td id="r2c4"></td>
</tr>
<tr>
<td id="r1c1"></td>
<td id="r1c2"></td>
<td id="r1c3"></td>
<td id="r1c4"></td>
</tr>
</table>
</body>
</html>