.fogwrapper {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  filter: sepia(1) saturate(9) hue-rotate(315deg) brightness(1.08);
  mix-blend-mode: screen;
}

.fogwrapper--back {
  z-index: 1;
  opacity: 0.88;
}

.fogwrapper--front {
  z-index: 3;
  opacity: 0.5;
}

.fog {
  position: absolute;
  left: 0;
  width: 200%;
  height: 100%;
}

.fog .image01,
.fog .image02 {
  float: left;
  width: 50%;
  height: 100%;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.fog-layer--one {
  animation: fog-opacity-one 12s ease-in-out infinite, fog-move 38s linear infinite;
}

.fog-layer--two {
  animation: fog-opacity-two 18s ease-in-out infinite, fog-move 52s linear infinite;
}

.fog-layer--three {
  animation: fog-opacity-three 24s ease-in-out infinite, fog-move 68s linear infinite;
}

.fog-layer--one .image01,
.fog-layer--one .image02 {
  background-image: url("/img/fog1.png");
}

.fog-layer--two .image01,
.fog-layer--two .image02,
.fog-layer--three .image01,
.fog-layer--three .image02 {
  background-image: url("/img/fog2.png");
}

@keyframes fog-opacity-one {
  0%, 100% { opacity: 0.28; }
  50% { opacity: 0.72; }
}

@keyframes fog-opacity-two {
  0%, 100% { opacity: 0.56; }
  50% { opacity: 0.22; }
}

@keyframes fog-opacity-three {
  0%, 100% { opacity: 0.18; }
  50% { opacity: 0.62; }
}

@keyframes fog-move {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .fog-layer--one,
  .fog-layer--two,
  .fog-layer--three {
    animation: none;
  }
}