@media (min-width: 0px) {
  .header {
    -webkit-perspective:500px;
    -moz-perspective:500px;
    perspective:500px;
    -webkit-perspective-origin:center 400px /* 300px + 200px/2 */;
    -moz-perspective-origin:center 400px /* 300px + 200px/2 */;
    perspective-origin:center 400px /* 300px + 200px/2 */;
    -webkit-transform-style:preserve-3d;
    -moz-transform-style:preserve-3d;
    transform-style:preserve-3d;
  }
}
@media (min-width: 700px) {
  .header {
    perspective: 1000px;
    -webkit-perspective:1000px;
    -moz-perspective:1000px;
    perspective:1000px;
    -webkit-perspective-origin:center 400px /* 300px + 200px/2 */;
    -moz-perspective-origin:center 400px /* 300px + 200px/2 */;
    perspective-origin:center 400px /* 300px + 200px/2 */;
    -webkit-transform-style:preserve-3d;
    -moz-transform-style:preserve-3d;
    transform-style:preserve-3d;
  }
}
@media (min-width: 1200px) {
  .header {
    perspective: 1800px;
    -webkit-perspective:1800px;
    -moz-perspective:1800px;
    perspective:1800px;
    -webkit-perspective-origin:center 400px /* 300px + 200px/2 */;
    -moz-perspective-origin:center 400px /* 300px + 200px/2 */;
    perspective-origin:center 400px /* 300px + 200px/2 */;
    -webkit-transform-style:preserve-3d;
    -moz-transform-style:preserve-3d;
    transform-style:preserve-3d;
  }
}
@media (min-width: 1600px) {
  .header {
    perspective: 2600px;
    -webkit-perspective:2600px;
    -moz-perspective:2600px;
    perspective:2600px;
    -webkit-perspective-origin:center 400px /* 300px + 200px/2 */;
    -moz-perspective-origin:center 400px /* 300px + 200px/2 */;
    perspective-origin:center 400px /* 300px + 200px/2 */;
    -webkit-transform-style:preserve-3d;
    -moz-transform-style:preserve-3d;
    transform-style:preserve-3d;
  }
}

@media (max-width: 749px) {
  .header {height: 500px!important;}
}

@media (min-width: 750px) and (max-width: 1200px) {
  .header {height: 680px!important;}
}
@media (min-width: 1201px) {
  .header {height: 700px!important;}
}

.header {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  right: 0;
  top: 0;
  width: 100%;
  height: 540px;
  color: #ccc;
  padding: 2em;
  font-family: "Raleway";
  z-index: 5;
  font-size: 20px;
  letter-spacing: 0.25em;
  text-align: center;
  overflow: hidden;
}

#wall {
  position: relative;
  transform-origin: right top;
  transform: rotateY(-45deg) translateX(-6000px);
  width: 100%;
  height: 100%;
  -webkit-animation: 10s linear move;
          animation: 10s linear move;
}
#wall .row {
  position: relative;
  display: flex;
  height: 200px;
  margin-bottom: 10px;
}
#wall .row img {
  height: 100%;
  margin: 5px;
  border-radius: 8px;
}
#wall .row .frame {
  position: relative;
  height: 100%;
  display: contents;
}