Put this in the head section of your html page:
<style type="text/css">
a.blue:link {color: #0000ff; background: #ffffff; font-weight: bold;}
a.blue:active {color: #0000ff; background: #ffffff; font-weight: bold;}
a.blue:visited {color: #0000ff; background: #ffffff; font-weight: bold;}
a.blue:hover {color: #0000ff; background: #ffffff; font-weight: bolder;}
a.red:link {color: #ff0000; background: #ffffff; font-style: italic;}
a.red:active {color: #ff0000; background: #ffffff; font-style: italic;}
a.red:visited {color: #ff0000; background: #ffffff; font-style: italic;}
a.red:hover {color: #ff0000; background: #ffffff; font-style: normal;}
</style>
Then make your links like this:
<a href="blue.htm" class="blue">Blue Bold Link</a>
<a href="red.htm" class="red">Red Italic Links</a>
<style type="text/css">
a.blue:link {color: #0000ff; background: #ffffff; font-weight: bold;}
a.blue:active {color: #0000ff; background: #ffffff; font-weight: bold;}
a.blue:visited {color: #0000ff; background: #ffffff; font-weight: bold;}
a.blue:hover {color: #0000ff; background: #ffffff; font-weight: bolder;}
a.red:link {color: #ff0000; background: #ffffff; font-style: italic;}
a.red:active {color: #ff0000; background: #ffffff; font-style: italic;}
a.red:visited {color: #ff0000; background: #ffffff; font-style: italic;}
a.red:hover {color: #ff0000; background: #ffffff; font-style: normal;}
</style>
Then make your links like this:
<a href="blue.htm" class="blue">Blue Bold Link</a>
<a href="red.htm" class="red">Red Italic Links</a>