.HomePageContent, .ContactContent{
	text-align:center;
}

.principal-header, h3{
	text-align:center;
}
h3{
	margin: 0 auto;
	padding-bottom: 20px;
}


.principal_menu li{
	display: inline-block;
	margin-right:5px;
	margin-left: 5px;
	margin-top:30px;
	margin-bottom:20px;
}