@media (max-width:800px) {
.bg_werbung {
    background-image:url("files/Bilder/HOME/COMEO_HOME_WERBUNG_kl.jpg");
    background-position:center center;
    background-repeat:no-repeat;
    background-size: cover;
}
.bg_event {
    background-image:url("files/Bilder/HOME/COMEO_HOME_EVENT_kl.jpg");
    background-position:center center;
    background-repeat:no-repeat;
    background-size: cover;
}
.bg_pr {
    background-image:url("files/Bilder/HOME/adhearkl.jpg");
    background-position:right top;
    background-repeat:no-repeat;
    background-size: cover;
}
}