.icon-scroll,
.icon-scroll:before {
  position: absolute;
  left: 50%;
}

.icon-scroll {
	position: fixed;
	bottom: 10%;
  width: 40px;
  height: 70px;
  margin-left: -20px;
  margin-top: -35px;
  box-shadow: inset 0 0 0 3px rgba(0,0,0,0.8);
  border-radius: 25px;
	z-index: 5;
}

.icon-scroll:before {
  content: '';
  width: 10px;
  height: 10px;
  background: rgba(0,0,0,0.8);
  margin-left: -5px;
  top: 8px;
  border-radius: 4px;
  animation-duration: 1.5s;
  animation-iteration-count: infinite;
  animation-name: scroll;
}

@keyframes scroll {
	0% {
		opacity: 1; }
	100% {
    opacity: 0;
    transform: translateY(46px);
	}
}