.cbutton {
	position: relative;
	display: inline-block;
	margin: .5em;
	padding: 0;
	border: none;
	background: none;
	color: #fff;
	font-size: 4.4em;
	overflow: visible;
	-webkit-transition: color 0.7s;
	transition: color 0.7s;
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}