.linha {
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #000000;
}
.linhasponte {
	border-right-width: 0px;
	border-bottom-width: 1px;
	border-left-width: 0px;
	border-top-style: none;
	border-bottom-style: dotted;
	border-bottom-color: #666666;
}
.quadroG {
	border: 3px solid #666666;
}