body 
	{ 
	padding: 0; 
	margin: 0; 
	background: #F3F3F3; 
	}

#principal
	{ 
	width: 735px;
	padding: 10px; 
	background: #fff; 
	margin: auto;
	margin-top: 5px;
	}

#cabecera
	{ 
	margin: 0px;
	padding: 0p;
	background: url("imagenes/zebrasoma.jpg") 0 100% no-repeat #042073;
	height: 200px; 
	}

#cabecera2 {	
	margin: 0px;
	padding: 0p;
	font-size: 25px;
	width: 400px;
	color: #ffffff;
	position: relative;
	left: 305px;
	top: 30px;
	letter-spacing: 1px;
}

#cabecera3
	{ 
	background: #042073; 
	height: 27px; 
	width: 735px;
	}



#body 
	{ 
	clear: both; 
	margin-bottom: 15px; 
	margin-top: 15px; 
	}

	ul { 
		margin: 0; 
		padding : 0; 
		list-style : none; 
		}
	
#barra-navegacion li 
	{ 
		margin: 0; 
		padding: 0; 
		padding-top: 3px; 
		padding-bottom: 1px;	
		padding-left: 10px;	
		padding-right: 10px; 
		border-right: 1px; 
		float: left; 
		font-family: sans-serif; 
		color: #FFF;
	}
	
#barra-navegacion a 
	{
	color: #FFF;
	font-size: 14px;
	text-decoration: none;
	}

h1 
	{
	font-size: 1.3em;
	color: #444;
	}
p 
{
	padding-left: 6px;
	padding-right: 6px;
	font-size: .9em; 
	font-family: tahoma, sans-serif; 
	line-height: 140%;
	letter-spacing: 1px;
	
}

.oscuro
{
	background: #F3F3F3; 
}

.centrar
{
	text-align: center;
}