.rahmen {
 padding: 10px;
 background: #fff;
}
.bildrahmen {
 padding: 10px;
 background: #fff;
 font-size: .6em;
}
.referenzrahmen {
 padding: 10px;
 background: #fff;
 font-size: .75em;
 height: 110px;
}
.pre { 
 font-family: Courier New, Courier;
 font-size: .8em;
 padding: 10px;
 background: #fff;
}