button.css

<a href="#" class="myButton">green</a>

.myButton {
	background-color:#b0b0b0;
	-moz-border-radius:9px;
	-webkit-border-radius:9px;
	border-radius:9px;
	border:1px solid #e0e0e0;
	display:inline-block;
	cursor:pointer;
	color:#f2f2f2;
	font-family:Arial;
	font-size:17px;
	padding:12px 76px;
	text-decoration:none;
	text-shadow:0px 1px 0px #414241;
}
.myButton:hover {
	background-color:#dba00b;
}
.myButton:active {
	position:relative;
	top:1px;
}