.cd-top {
    display: inline-block;
    height: 44px;
    width: 44px;
    position: fixed;
    bottom: 40px;
    background: rgba(199,0,29,0.8) url(../img/cd-top-arrow.svg) no-repeat center 50%;
    border-radius: 50%;
    /* image replacement properties */
    overflow: hidden;
    text-indent: 100%;
    white-space: nowrap;
    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: 9999;
    left: 10px;
}
.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: rgba(199,0,29,1);
  opacity: 1;
}
@media only screen and (min-width: 768px) {
  .cd-top {
    bottom: 17px;
    left: 15px;
  }
}
@media only screen and (min-width: 1000px) {
  .cd-top {
    bottom: 80px;
    left: 15px;
  }
}
@media only screen and (min-width: 1200px) {
  .cd-top {
    bottom: 93px;
    left: 15px;
  }
}