body {
	font-family: sans-serif;
	font-size: 12pt;
}

table {
	border: 1px solid #000;
	border-collapse: collapse;
	margin-left: auto;
	margin-right: auto;
	margin-bottom: 2em;
}

table tr td, table tr th {
	border: 1px solid #000;
	text-align: center;
	padding: 3px 6px 3px 6px;
}

table tbody tr.claro {
	background-color: #f0f0f0;
}

table tbody tr.oscuro {
	background-color: #d0d0d0;
}