.ueberschrift2 { background-color:#ccddff; margin-top:3em }
.ueberschrift3 { background-color:#ffffbb; margin-top:2em }
.ueberschrift4 { background-color:#ffffcc; margin-top:2em }
.auswahl { background-color:#dddddd; margin-left:0.8cm; }
.dd { margin-left:0.8cm; }

a:link { color:#0000ff; text-decoration:underline; }
a:visited { color:#6600cc; text-decoration:underline; }
a:active { color:#000000; text-decoration:none; }
a:hover { color:#0000ff; text-decoration:underline; background-color:#ffffff; }