.kopf {  background-attachment: fixed; background-image: url(../images/kopf.jpg); background-repeat: no-repeat}
.hyperlink {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; color: #000000}
a:hover {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; color: #000000; background-color: #99FF99}
.obenhg {  background-attachment: fixed; background-image: url(../images/schrift.gif); background-repeat: no-repeat}
.hg_fest {  background-attachment: fixed; background-image: url(../images/hg_fest.jpg); background-repeat: no-repeat}
.hg_lose {  background-attachment: fixed; background-image: url(../images/hg_lose.jpg); background-repeat: no-repeat}
.hg_fragen {  background-attachment: fixed; background-image: url(../images/hg_fragen.jpg); background-repeat: no-repeat}