body {
    background-color:#FFFFFF;
    font-family:Arial;
    text-align:center;
}

body table.kopf {
    width:100%;
    background-color:#00CC00;
}

a {
    text-decoration:none;
    color:#00CC00;
}

a:hover {
    text-decoration:none;
    background-color:#FFFF66;
}