div#content  {
  margin-top:20px;
}

div.column_510
{
  float:left;
  width:510px;
}

div.column_230
{
  float:right;
  margin-bottom:5px;
  margin-top:4px;
  width:230px;
}

select.stellen  {
  margin-left:1px;
  margin-top:2px;
  width:240px;
  height:19px;
}

div.option_box  {
  height:46px;
  background:#f2f2f2;
  width:759px;
  padding-top:6px;
  padding-left:11px;
  margin-bottom:16px;
}