Em Measurement Comparison to Pixels
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en'>
<head>
<meta http-equiv='Content-Type' content='text/html; charset=UTF-8' />
<title>Em Measurement Comparison to Pixels</title>
<style type='text/css'>
body {
font: 1em sans-serif;
}
p {
background: rgb(234, 234, 234);
border: 1px solid rgb(200, 200, 200);
}
p#em-measurement {
width: 12em;
padding: 1em;
}
p#px-measurement {
width: 192px;
padding: 16px;
}
</style>
</head>
<body>
<p id='em-measurement'>
This paragraph is 12 em wide, with a 1em padding.
</p>
<p id='px-measurement'>
This paragraph is 192 pixels wide, with 16 pixels of
padding.
</p>
</body>
</html>
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