.cd-top {
    display: inline-block;
    height: 40px;
    width: 40px;
    position: fixed;
    bottom: 20px;
    right: 20px;
    overflow: hidden;
    text-indent: 100%;
    white-space: nowrap;
    background: url(../../images/cd-top-arrow.svg) center 50% no-repeat rgba(0, 0, 0, .9);
    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;
    z-index: 2
}

.cd-top.cd-fade-out,
.cd-top.cd-is-visible,
.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 {
    visibility: visible;
    opacity: 1
}

.cd-top.cd-fade-out {
    opacity: .5
}

.no-touch .cd-top:hover {
    background-color: #e86256;
    opacity: 1
}