.sup {
	background-image: url(../img/sup.jpg);
	background-repeat: no-repeat;
	background-position: center bottom;
	position:relative;
	height: 65px;
	width: 800px;
	left: auto;
	right: auto;
	}
.centro {
	height: 110px;
	width: 800px;
	left: auto;
	right: auto;
	position:relative;
	}