.barra
{
	font-family: Tahoma, Verdana, Arial, Helvetica, sans-serif; 
	font-size: 0.7em; 
	text-align: center
}

.barra a 
{
	text-decoration: none;
	color: #000000;
}

.barra a:hover
{
	text-decoration: underline;
}

.ventana
{
	position: relative; 
	margin: auto; 
	top:5px; 
	background-color:#EFF6FA; 
	width:790px; 
	height:500px; 
	border: 1px solid #000000; 
	font-family: Verdana, Arial, Helvetica, sans-serif; 
	font-size: 0.8em;
}

.error
{
	font-weight: bold;
	color:#660000;
}

.usuario
{
	position: absolute;
	top: 80px;
	left: 500px;
	color:#000000;
	width: 400px;
	font-size: 0.8em;
	padding: 10px;
	font-weight: bold;
	font-family: Arial, Helvetica, sans-serif; 
	text-align: right;
	z-index: 3;
        font-size: 14px;
}