/* Wrapper */
.icon-button {
	background-color: #f3f3f3;
	cursor: pointer;
	display: inline-block;
	font-size: 1.4rem;
	height: 4.5rem;
	line-height: 3rem;
	margin: 0 6px 0 0;
	position: relative;
	text-align: center;
	-webkit-user-select: none;
	   -moz-user-select: none;
	    -ms-user-select: none;
	        user-select: none;
	width: 4.5rem;
}

/* Circle */
.icon-button span {
	border-radius: 0;
	display: block;
	height: 0;
	margin: 0;
	position: relative;
	-webkit-transition: all 0.3s;
	   -moz-transition: all 0.3s;
	     -o-transition: all 0.3s;
	        transition: all 0.3s;
	width: 0;
}
.icon-button:hover span {
	width: 4.5rem;
	height: 4.5rem;
}
.twitter span {
	background-color: #4099ff;
}
.facebook span {
	background-color: #4267B2;
}
.youtube span {
	background-color: #E62117;
}

/* Icons */
.icon-button i {
	color: white;
	height: 2.5rem;
	left: 10px;
	line-height: 2.5rem;
	position: absolute;
	top: 11px;
	-webkit-transition: all 0.3s;
	-moz-transition: all 0.3s;
	-o-transition: all 0.3s;
	transition: all 0.3s;
	width: 2.5rem;
	z-index: 10;
}
.icon-button .fa-twitter {
	color: #4099ff;
}
.icon-button .fa-facebook {
	color: #4267B2;
}
.icon-button .fa-youtube {
	color: #E62117;
}
.icon-button:hover .fa-twitter,
.icon-button:hover .fa-facebook,
.icon-button:hover .fa-youtube {
	color: white;
}