a:link { color:#dd0000; text-decoration:none; }
a:visited { color:orange; text-decoration:none; }
a:hover { color:orange; text-decoration:none; background-color:#90abf4; }
a:active { color:#ff0000; background-color:#5176e8; }

a:link.blue { color:#0000ff; }
a:visited.blue { color:#0000ff; }
a:hover.blue { color:#ff0000; text-decoration:none; background-color:#90abf4; }