a:link {text-decoration: none; color: #ff0000}
a:visited {text-decoration: none; color: #ff0000}
a:hover {text-decoration: underline; color: #990000}

a.nav:link {text-decoration: none; color: #000000}
a.nav:visited {text-decoration: none; color: #000000}
a.nav:hover {text-decoration: none; color: #000000}

a.foot:link {text-decoration: none; color: #0000FF}
a.foot:visited {text-decoration: none; color: #0000FF}
a.foot:hover {text-decoration: underline; color: #0000FF}

a.side:link {text-decoration: none; color: #0000FF}
a.side:visited {text-decoration: none; color: #0000FF}
a.side:hover {text-decoration: underline; color: #0000FF}

a.arch:link {text-decoration: none; color: #0099FF}
a.arch:visited {text-decoration: none; color: #0099FF}
a.arch:hover {text-decoration: underline; color: #0099FF}