.caja_principal{
	border:1px solid #e7e7e7;
	border-collapse:collapse;
	}
.caja_principal2{
	border:1px solid #990000;
	border-collapse:collapse;
}.titulo {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #FFFFFF;
	text-transform: capitalize;
}
.contenido {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #333333;
}
.contenido2 {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 11px;
	color: #666666;
}
.abdc {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 10px;
	font-weight: bold;
	color: #990000;
}
.texto_botones {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 10px;
	color: #669900;
}
.fondo_bienvenido {
	background-attachment: scroll;
	background-image: url(fondo_bienvenidos.gif);
	background-repeat:  repeat-x;
	background-position: center bottom;
}