.body {
	margin: 0px;
	background-color: #CCCCCC;
}
.tablaprincipal {
	border: 1px solid #000000;
	background-color: #FFFFFF;
}
.bordeInf {
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #000000;
}
.bordeSup {
	border-top-width: 1px;
	border-top-style: solid;
	border-top-color: #000000;
}
.bordeDer {
	border-right-width: 1px;
	border-right-style: solid;
	border-right-color: #000000;
}