.menuklas {
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(knopka2.jpg);
	font-size: 18px;
	font-weight: normal;
}
a {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 18px;
	color: #000000;
	text-decoration: none;
}