Testsystem konfigurieren.css

.bs-layout-container {
	width: 75%;
	margin-left: auto;
	margin-right: auto;
}

.bs-layout-container .bs-layout-cell {
	height: 180px;
	border: 1px solid black;
	background-color: #999999;
}

.bs-layout-container .bs-layout-cell a,
.bs-layout-container .bs-layout-cell a:hover {
	color: #FFFFFF !important;
	font-size: 18px;
	font-weight: bold;
	display: block;
	width: 100%;
	height: 100%;
}