.cd-top {
  display: inline-block;
  height: 45px;
  width: 45px;
  position: fixed;
  bottom: 80px;
  right: 120px;
  box-shadow: 0 0 10px #a8a8a8;
  
  overflow: hidden;
  text-indent: 100%;
  white-space: nowrap;
  background: rgba(1, 103, 204, 0.9) url(../image/cd-top-arrow.svg) no-repeat center 50%;  
  visibility: hidden;
  opacity: 0;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  transition: all 0.3s;
}
.cd-top.cd-is-visible {
  
  visibility: visible;
  opacity: 1;
}
.cd-top.cd-fade-out {
  
  opacity: .9;
}
.no-touch .cd-top:hover {
  background-color: #7e236e;  
  opacity: 1;
}
@media only screen and (min-width: 768px) {
  .cd-top {
    right: 120px;
    bottom:80px;
  }
}
@media only screen and (min-width: 1024px) {
  .cd-top {
    height: 45px;
    width: 45px;
    right: 120px;
    bottom: 80px;
  }
}