.rayas {
	border-top: 1px  solid #CCCCCC;
	border-right: 1px  none #CCCCCC;
	border-bottom: 1px  none #CCCCCC;
	border-left: 1px  none #CCCCCC;
}

.raya_inferior {
	border-top: 1px none #CCCCCC;
	border-right: 1px none #CCCCCC;
	border-bottom: 1px solid #CCCCCC;
	border-left: 1px none #CCCCCC;
}