#scrolldown {
  bottom: 40px;
  height: 100px;
  margin-left: -50px;
  position: absolute;
  left: 50%;
  text-align: center;
  width: 100px;
  z-index: 100;
}
#scrolldown p {
  font: 700 0.7em/1em 'Avenir',sans-serif;
  animation-duration: 2s;
  animation-fill-mode: both;
  animation-iteration-count: infinite;
  animation-name: scroll;
  color: #000;
}
#scrolldown > p {
  text-transform: uppercase;
  text-indent: 3px;
}
.mouse {
  border: 2px solid #000;
  border-radius: 13px;
  display: block;
  height: 46px;
  left: 50%;
  margin: 10px 0 0 -13px;
  position: absolute;
  width: 26px;
}
.mouse span {
  display: block;
  font-size: 1.5em;
  margin: 6px auto;
}
@keyframes scroll {
  0% {
    opacity: 1;
    transform: translateY(0px);
  }
  100% {
    opacity: 0;
    transform: translateY(10px);
  }
}