Anilist parallax

#container-main {perspective: 1px; height: 100vh; margin-left: -100px; padding-left: 150px; overflow-x: hidden; overflow-y: auto;}

#container-main::before {
  content: "";
  display: block;
  width: 100%;
  margin-left: -100px;
  position: absolute;
  background: url(http://40.media.tumblr.com/fbba87d327660462c8e834e164c526ca/tumblr_mzdgx16SIq1qfu9ibo3_540.jpg) top;
  
  transform: translateZ(-1px) scale(2);
  
  height: 1000%;
}

nav:hover ~ #container-main {
  margin-left: -100px !important;
}