a.nav:link{
	: text-decoration: none;
	color : Black;
}
a.nav:visited{ color: black;
	text-decoration: none;
}
a.nav:hover{
	color: Black;
	text-decoration: underline
}
a:link{
	color: Navy;
	text-decoration: none;
	font-family : Arial;
	font-weight : bold;
}
a:visited{
	color: Navy;
	text-decoration: none;
	font-family : Arial;
	font-weight : bold;
}
a:hover{
	color: Black;
	text-decoration: underline
}