div.logo a{
    display:none;
}
div.logo{
    background-image:url(https://bereitschaft-maxhuette.brk.de/image-repository/unbenannt.jpg-3/image);
    background-repeat:no-repeat;
    background-position: 5px 0;
    height:110px;
}

#maintab tr[kat="6"]{
    background-color:#FFD8D8 !important;
}