#link-top {
  position: fixed;
  bottom: 10%;
  left: 10%;
  z-index: 4;
  display: none;
  width: 50px;
  height: 60px;
  background: rgba(171, 69, 132, .8);
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  -ms-border-radius: 5px;
  -o-border-radius: 5px;
  border-radius: 5px;
  box-shadow: 0 0 3px #fff; }

#top-link {
  display: block;
  width: 50px;
  height: 60px;
  background: url(go-top.png) 50% 50% no-repeat;
  -webkit-background-size: 30px 36px;
  background-size: 30px 36px; }