main.css 711 Bytes
button
{
    margin: 30px;
    border: 3x solid black;
    background-color: yellow;
    color: black;
    padding: 5px;
    border-radius: 8px;
}

<a href="#" class="button1">About Us</a>

.button1 {
	box-shadow: 5px 10px 14px 2px #9fb4f2;
	background:linear-gradient(to bottom, #7892c2 5%, #476e9e 100%);
	background-color:#7892c2;
	border-radius:8px;
	display:inline-block;
	cursor:pointer;
	color:#ffffff;
	font-family:Arial;
	font-size:20px;
	font-weight:bold;
	padding:13px 32px;
	text-decoration:none;
	text-shadow:0px 1px 0px #283966;
}
.About Us:hover {
	background:linear-gradient(to bottom, #476e9e 5%, #7892c2 100%);
	background-color:#476e9e;
}
.About Us:active {
	position:relative;
	top:1px;
}