engine/public/stylesheets/admin/buttons.css

.button {
	display: inline-block;
	background: transparent url(/images/admin/buttons/dark-gray-left.png) no-repeat 0 0;
	padding: 0px 0px 0px 2px;
	font-size: 0.9em;
	color: white;
	cursor: pointer;
	border: none;
	height: 31px;
	outline: none;
}

.button span {
	display: inline-block;
	background: transparent url(/images/admin/buttons/dark-gray-right.png) no-repeat right top;
	position: relative;
	top: -1px;
	padding: 3px 9px 9px 4px;
	line-height: 21px;
	text-shadow: 1px 1px 1px #000;
	outline: none;
}

@media screen and (-webkit-min-device-pixel-ratio:0) {
	.button { padding-left: 5px; }
	.button span { top: 0px; }
}

.button.light {
	background-image: url(/images/admin/buttons/light-gray-left.png);
	color: #787a89;
}

.button.light span {
	background-image: url(/images/admin/buttons/light-gray-right.png);
	text-shadow: 1px 1px 1px #fff;
}

.button.small {
	background: transparent url(/images/admin/buttons/action-left.png) no-repeat left -40px;
	color: #787a89;
	height: 20px;
	font-size: 0.7em;
	padding: 0px 0px 0px 12px;
	color: #8B8D9A !important;
	text-decoration: none;
}

.button.small span {
	background-image: url(/images/admin/buttons/action-right.png);
	text-shadow: 1px 1px 1px #fff;
	padding: 0px 12px 10px 0px;
	top: 0px;
	color: #8B8D9A;
}

.button.small.add {
	padding-left: 24px;
	background-position: 0 0;
}

.button.remove, .button.remove span {
	color: #ff092c !important;
	font-size: 1.1em;
}

.button.remove:hover span { text-decoration: underline; }