.tab_kopf {  font-family: Verdana, Arial, Helvetica, sans-serif; font-weight: bold; background-color: #CCCCCC}
.tab_zeile_1 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10pt}
.tab_zeile_2 { font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10pt ; background-color: #CCCCCC}