if your source is something like this.
Code:
<div id="somecontainer">
blah blah
loso blahhh
<a .. my link is here
then in your css you reffer to the container the A is in.
Code:
#somecontainer a, #somecontainer a:visited {
font-weight: bold;
color: #123456:
}
#somcontainer a:hover {
text-decoration: overline;
font-size: 12345960px;
}