a.prvni {
	background-image: url(ukazky/mereni-deformaci/naklony.jpg);
	display: block;
	width: 120px;
	height: 83px;
}
a.druhy {
	background-image: url(ukazky/mereni-deformaci/schema.jpg);
	display: block;
	width: 120px;
	height: 83px;
}