Font relative sizes
<?xml version="1.0" encoding="iso-8859-1"?> <!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"> <head> <title>CSS Example</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <style type='text/css'> p {font-family:arial; font-size:12pt;} /* relative sizes */ p.smaller{font-size:smaller;} p.larger {font-size:larger;} </style> </head> <body> <h1>Relative sizes (relative to 12pt)</h1> <p class="smaller">This relative font size is smaller</p> <p class="larger">This relative font size is larger</p> </body> </html>