a:link    { text-decoration:none; color:#000000; }
a:visited { text-decoration:none; color:#000000; }
a:hover   { text-decoration:underline; color:#0033cc; }
a:active  { text-decoration:none; color:#000000; }
.schwarz { background-color:#000000; }
.grau { background-color:#E6E6E6; }