.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: #37AA68 url(../img/cd-top-arrow.svg) no-repeat center 50%;
    visibility: hidden;
    opacity: 0;
    -webkit-transition: opacity .3s 0s, visibility 0s .3s;
    -moz-transition: opacity .3s 0s, visibility 0s .3s;
    border-radius: 50%;
    transition: opacity .3s 0s, visibility 0s .3s;
    z-index: 100;
}
.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-color: #e86256;
	border-radius: 50%;
	opacity: 1;
}
.cd-top:hover {
	background-color: #555555;
}
@media only screen and (min-width: 768px) {
  .cd-top {
	right: 20px;
	bottom: 20px;
  }
}
@media only screen and (min-width: 1024px) {
#main h1 {
	font-size: 72px;
}
  .cd-top {
	height: 60px;
	width: 60px;
	right: 30px;
	bottom: 30px;
  }
}