#portal {
	padding-top: 100px;
text-align:center;
font-size:24px;
color: #000;
line-height:40px;
}


a {
	color: #000;
	padding: 20px;
	border: 1px solid #000;
}

 a:hover {
	background: #000;
	color: #fff;
	padding: 20px;
	text-decoration: none;
}