body, html {
	width: 100%;
	height: 100%;
	background-color: rgb(255,255,255);
	text-align: center;
	margin: 0;
	padding: 0;
}

.holder {
	height: 99%;
	
}

.centru {
	margin: 200px 0 0 0;	
}

.but_cont {
 width: 300px;
 margin: 0 auto;
 position: relative;
}

#contact {
	position: absolute;
	top:30px;
	left: 20px;
	width: 76px;
	height: 20px;
	display: block;
	background: url(img/contact.jpg) no-repeat top left;	
}

#contact:hover {
	background: url(img/contact.jpg) no-repeat bottom left;	
}

#facebook {
	width: 86px;
	height: 50px;
	top: 30px;
	right: 5px;
	position: absolute;	
	background: url(img/facebook.jpg) no-repeat top left;
}

#facebook:hover {
	background: url(img/facebook.jpg) no-repeat bottom left;	
}