<!DOCTYPE html>
<html lang="zh-hk">
<head>
<meta charset="utf-8">
<style>
pre {
    margin: 0px;
}
</style>
</head>
<body>
This test makes sure that tab characters get the appropriate amount of letter-spacing.
The test passes if the left edge of the "c" below is 158 pixels from the left edge of the "a" below.
<pre style="position: relative;"><pre style="position: absolute; left: 0px;">a</pre><pre style="position: absolute; left: 158px;">c</pre></pre>
</body>
</html>
