/* Linhas com bordas */
table.altera tr td {
	border: 1px solid #8A8CAC; 
	border-collapse: collapse;
	text-align:center;
	
}

/* Tabela com linhas c/ cores diferentes */
table.altera tr.dif td {
	background-color: #E4E4E4;
}
td {
	font-family: Arial, Helvetica, sans-serif;
	font-weight: bold;
}