.cd-top {
	display: inline-block;
	height: 40px;
	width: 40px;
	position: fixed;
	bottom: 40px;
	right: 10px;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
	/* image replacement properties */
	overflow: hidden;
	text-indent: 100%;
	white-space: nowrap;
	background: #3E7638 url('../images/scroll-to-top.png') no-repeat center 50%;
	visibility: hidden;
	opacity: 0;
	-webkit-transition: opacity .3s 0s, visibility 0s .3s;
	-moz-transition: opacity .3s 0s, visibility 0s .3s;
	transition: opacity .3s 0s, visibility 0s .3s;
}
.cd-top.cd-is-visible, .cd-top.cd-fade-out, .no-touch .cd-top:hover {
	-webkit-transition: opacity .3s 0s, visibility 0s 0s;
	-moz-transition: opacity .3s 0s, visibility 0s 0s;
	transition: opacity .3s 0s, visibility 0s 0s;
}
.cd-top.cd-is-visible {
	/* the button becomes visible */
	visibility: visible;
	opacity: 1;
}
.cd-top.cd-fade-out {
	/* if the user keeps scrolling down, the button is out of focus and becomes less visible */
	opacity: .5;
}
.no-touch .cd-top:hover {
	background: #444 url('../images/scroll-to-top.png') no-repeat center 50%;
	opacity: 0.5;
}
@media only screen and (min-width: 767px) {
	.cd-top {
		/* display: none; */
	}
}
@media only screen and (min-width: 768px) {
	.cd-top {
		right: 20px;
		bottom: 20px;
	}
}
@media only screen and (min-width: 1024px) {
	.cd-top {
		height: 60px;
		width: 60px;
		right: 30px;
		bottom: 30px;
	}
}