#tudo {
	margin-left: auto;
	margin-right: auto;
	width: 778px;
	}
	
#topo {
	width: 778px;
	height: 120px;
	}

#esquerda {
	float: left;
	width: 120px;
	height: 410px;
	}
	

#centro {
	margin-left: auto;
	margin-right: auto;
	width: 530px;
	height: 410px;
	/*border-bottom: 1px dotted gray;*/
	border: 1px dotted gray;
	}
	
#direita {
	float: right;
	width: 110px;
	height: 410px;
	}