body {
	height:100%;
	width:100%;
	background-image:url(../img/bg-css.jpg);
	background-position:center center;
	background-repeat:no-repeat;
	margin:0px;
}
#geral {
	display:table;
	text-align:center;
	width:800px;
	height:100%;
	margin-left:auto;
	margin-right:auto;
	background-color:#FFFF00;

}
#flashBox {
	display:table-cell;	
	margin-left:auto;
	margin-right:auto;
	width:749px;
	height:489px;
	background-color:red;
}