html, body, .backgroundTransition, .backgroundTransition .image-top, .backgroundTransition .image-bottom {
  height: 100%;
  width: 100%; }

body {
  margin: 0; }
  body .backgroundTransition {
    position: relative;
    overflow: hidden;
    background-size: cover; }
    body .backgroundTransition .image-bottom, body .backgroundTransition .image-top {
      position: absolute;
      left: 0;
      top: 0;
      background-size: cover; }
    body .backgroundTransition .image-bottom {
      z-index: -2; }
    body .backgroundTransition .image-top {
      z-index: -1;
      display: none; }

#image-download {
  display: none; }