@import url(http://fonts.googleapis.com/css?family=Alegreya+Sans+SC:100,300,400,500,700,800,900,100italic,300italic,400italic,500italic,700italic,800italic,900italic);

#principal {
	height: 620px;
	width: 430px;
	margin-right: auto;
	margin-left: auto;
	margin-top: 60px;
	margin-bottom: 0px;
}
#menu {
	height: 34px;
	width: 430px;
	border-top-width: 1px;
	border-top-style: solid;
	border-top-color: #333;
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #333;
	text-align: center;
}
#contenido {
	width: 430px;
	margin-top: 40px;
	height: 300px;
	padding-top: 40px;
	text-align: center;
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #000;
}
#footer {
	height: 50px;
	width: 430px;
	padding-top: 10px;
}
h1 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 18px;
	color: #666;
}
h3 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 12px;
	color: #333;
	font-weight: normal;
}
.txt {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 10px;
	font-weight: normal;
	color: #666;
	text-align: center;
}
.boton {
	color: #666;
	font-family: 'Alegreya Sans SC', sans-serif;700
	font-size: 18px;
	text-decoration: none;
	margin-left: 20px;
	font-weight: bold;
}
nav ul {
	list-style: none;
	margin: 0px;
	padding: 10px;
}

nav li {
	width:100%;
}