.scroll-down {
  bottom: 0;
  height: 50px;
  width: 10px;
  position: absolute;
  left: 50%;
  transform: translate(-50%, 0);
  z-index: 8;
  transition: all 0.2s linear;
}
@media (min-width: 960px) {
  .scroll-down {
    height: 120px;
  }
}
.scroll-down .scroll-down-bar {
  animation: elasticus 1.2s cubic-bezier(1, 0, 0, 1) infinite;
  background: white;
  bottom: 0;
  display: inline-block;
  height: 50px;
  left: 0;
  margin: 0 auto;
  position: absolute;
  right: 0;
  width: 1px;
}
@media (min-width: 960px) {
  .scroll-down .scroll-down-bar {
    height: 48px;
  }
}
@keyframes elasticus {
  0% {
    transform: scale(1, 0);
    transform-origin: 0% 0%;
  }
  50% {
    transform: scale(1, 1);
    transform-origin: 0% 0%;
  }
  50.1% {
    transform: scale(1, 1);
    transform-origin: 0% 100%;
  }
  100% {
    transform: scale(1, 0);
    transform-origin: 0% 100%;
  }
}
.scrollHeader .scroll-down, .scrollHeader .scroll-down-bar {
  height: 0;
}