così:

<style type="text/css">
A:link, A:visited { text-decoration: none }
A:hover { text-decoration: underline }
H1 { font-size:17px; font-family:verdana; color:green; }
H2 { font-size:18px; font-family:arial; color:red; }
h1 a:link {color:red;}
h2 a:link {color:green;}
</style>