.rahmen {
	border: #999999;
	border-style: solid;
	border-top-width: 2px;
	border-right-width: 2px;
	border-bottom-width: 2px;
	border-left-width: 2px;
}

.sub {
	border: #999999;
	border-style: solid;
	border-top-width: 2px;
	border-right-width: 2px;
	border-bottom-width: 2px;
	border-left-width: 2px;
	background-color: white;
}