.scroll-indicator{
  position:absolute;
  bottom:30px;
  left:50%;
  transform:translateX(-50%);
  width:1px;
  height:50px;
  background:rgba(255,215,160,.3);
  overflow:hidden;
}

.scroll-indicator::after{
  content:'';
  display:block;
  width:100%;
  height:15px;
  background:rgba(255,215,160,.8);
  animation:scroll 2s infinite;
}

@keyframes scroll{
  0%{transform:translateY(-20px);opacity:0}
  30%{opacity:1}
  100%{transform:translateY(60px);opacity:0}
}