<html>
<head>
<style>
/* Default CSS Values */
sup {
vertical-align: super;
font-size: smaller;
}
</style>
</head>
<body>
<p>A sup element is displayed like this:</p>
<p>This text contains <sup>superscript text</sup></p>
<p>A customized sup element (changed "font-size"):</p>
<p>This text contains <sup style="font-size:25px;">superscript text</sup></p>
</body>
</html>