body {
}

.arrow,
.arrow:before {
  position: fixed;
  bottom: 4%;
  left: 50%;
  z-index: 9999;
}

.arrow {
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  -webkit-transform: rotate(45deg);
  border-left: none;
  border-top: none;
  border-right: 2px #fff solid;
  border-bottom: 2px #fff solid;
}

.arrow:before {
  content: "";
  width: 20px;
  height: 20px;
  top: 50%;
  margin: -10px 0 0 -10px;
  border-left: none;
  border-top: none;
  border-right: 1px #fff solid;
  border-bottom: 1px #fff solid;
  animation-duration: 2s;
  animation-iteration-count: infinite;
  animation-name: arrow;
}

.background{
	position: fixed;
	height: 12%;
	width: 100%;
	background-image: linear-gradient(rgba(41,41,41,0), rgba(41,41,41,0.50));
	bottom: 0px;
	z-index: 9998;
}

@keyframes arrow {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(-10px, -10px);
  }
}