#content{
height: 100%;
}
.content_abstand{
padding: 0px
}
#content td.content{
background-color: #ffffff;
border-left: 1px solid #E0E0E0;
border-right: 1px solid #E0E0E0;
padding: 0px 4px 0px 4px;
height: 100%;
}
#content td.top{
background-color: #ffffff;
border-left: 1px solid #E0E0E0;
border-right: 1px solid #E0E0E0;
height: 8px;
}
#content td.bottom{
background-color: #ffffff;
border-left: 1px solid #E0E0E0;
border-right: 1px solid #E0E0E0;
height: 8px;
}