a:link { color: white; font-weight: bold; text-decoration: underline }
a:visited { color: white; font-weight: bold }
a:hover { color: yellow; font-weight: bold; background-color: #f00 }
a:active { color: yellow; font-weight: bold }
a.dk:link { color: black; font-weight: bold; text-decoration: underline }
a.dk:visited { color: black; font-weight: bold; }
a.dk:hover { color: yellow; font-weight: bold; background-color: #f00  }
a.dk:active { color: yellow; font-weight: bold; }