html, body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}
.untitled {
  position: absolute;
  height: 100%;
  width: 100%;
  animation: rotateHue infinite 20s linear;
  animation-delay: 0.625s;
}
@keyframes rotateHue {
  0% {
    filter: hue-rotate(0deg);
  }
  20% {
    filter: hue-rotate(0deg);
  }
  25% {
    filter: hue-rotate(90deg);
  }
  45% {
    filter: hue-rotate(90deg);
  }
  50% {
    filter: hue-rotate(180deg);
  }
  70% {
    filter: hue-rotate(180deg);
  }
  75% {
    filter: hue-rotate(270deg);
  }
  95% {
    filter: hue-rotate(270deg);
  }
  100% {
    filter: hue-rotate(360deg);
  }
}
.untitled__shutters {
  position: absolute;
  height: 150vmax;
  width: 150vmax;
  left: calc(50% - 75vmax);
  top: calc(50% - 75vmax);
  pointer-events: none;
  z-index: 2;
  animation: rotateFrame 10s linear infinite;
}
@keyframes rotateFrame {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(180deg);
  }
}
.untitled__shutters:before, .untitled__shutters:after {
  content: '';
  position: absolute;
  height: 100%;
  width: 100%;
  left: 50%;
  transform: translate3d(-50%, 0, 0);
  background-color: #b3401a;
  pointer-events: auto;
}
.untitled__shutters:before {
  bottom: 50%;
  animation: openTop 5s infinite;
}
@keyframes openTop {
  0% {
    transform: translate3d(-50%, 0, 0);
    animation-timing-function: cubic-bezier(0.8, 0, 0.1, 1);
  }
  40% {
    transform: translate3d(-50%, -65vmax, 0);
    animation-timing-functon: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  }
  70% {
    transform: translate3d(-50%, -65vmax, 0);
    animation-timing-functon: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
    animation-timing-function: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  }
}
.untitled__shutters:after {
  top: 50%;
  animation: openBottom 5s infinite;
}
@keyframes openBottom {
  0% {
    transform: translate3d(-50%, 0, 0);
    animation-timing-function: cubic-bezier(0.8, 0, 0.1, 1);
  }
  40% {
    transform: translate3d(-50%, 65vmax, 0);
    animation-timing-functon: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  }
  70% {
    transform: translate3d(-50%, 65vmax, 0);
    animation-timing-functon: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
    animation-timing-function: cubic-bezier(0.6, 0.04, 0.98, 0.335);
  }
}
.untitled__slides {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  background-color: #b3401a;
}
.untitled__slide {
  position: absolute;
  height: 100%;
  width: 100%;
  opacity: 0;
  animation: showHideSlide infinite 20s steps(1);
}
@keyframes showHideSlide {
  0% {
    opacity: 1;
    pointer-events: auto;
    z-index: 1;
  }
  25% {
    opacity: 0;
    pointer-events: none;
    z-index: -1;
  }
  100% {
    opacity: 0;
    pointer-events: none;
    z-index: -1;
  }
}
.untitled__slide:nth-child(1) {
  animation-delay: 0s;
}
.untitled__slide:nth-child(1) .untitled__slideBg {
  background-image: url(https://unsplash.it/g/1500/2200?image=838);
}
.untitled__slide:nth-child(2) {
  animation-delay: 5s;
}
.untitled__slide:nth-child(2) .untitled__slideBg {
  background-image: url(https://unsplash.it/g/1500/1000?image=1078);
}
.untitled__slide:nth-child(3) {
  animation-delay: 10s;
}
.untitled__slide:nth-child(3) .untitled__slideBg {
  background-image: url(https://unsplash.it/g/1500/1000?image=1077);
}
.untitled__slide:nth-child(4) {
  animation-delay: 15s;
}
.untitled__slide:nth-child(4) .untitled__slideBg {
  background-image: url(https://unsplash.it/g/1500/1200?image=345);
}
.untitled__slideBg {
  position: relative;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  background-size: cover;
  background-position: center;
  background-color: #b3401a;
  background-blend-mode: hard-light;
  opacity: 1;
  z-index: -1;
  animation: bgInOut 5s infinite;
}
@keyframes bgInOut {
  0% {
    transform: rotate(-45deg) scale(1.1);
    animation-timing-function: cubic-bezier(0.165, 0.84, 0.44, 1);
  }
  33% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(0deg);
  }
  66% {
    transform: rotate(0deg);
    animation-timing-function: cubic-bezier(0.895, 0.03, 0.685, 0.22);
  }
  100% {
    transform: rotate(45deg) scale(0.9);
  }
}
.untitled__slideContent {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate3d(-50%, -50%, 0);
  color: white;
  font-family: 'Abril Fatface', sans-serif;
  line-height: 0.8;
  letter-spacing: -0.025em;
  z-index: 2;
  opacity: 1;
  text-shadow: 0 0 0.5em rgba(179, 64, 26, 0.25);
  mix-blend-mode: lighten;
}
.untitled__slideContent span {
  display: block;
  font-size: 15vmin;
}
.button {
  font-family: 'Roboto Mono', sans-serif;
  text-decoration: none;
  font-weight: 800;
  text-transform: uppercase;
  font-size: 2vmin;
  display: inline-block;
  position: relative;
  border: 3px solid white;
  box-shadow: -0.5vmin 0.5vmin 0 rgba(255, 255, 255, 0.5);
  background: transparent;
  margin-top: 5vmin;
  mix-blend-mode: lighten;
  color: white;
  padding: 2vmin 2vmin 1.8vmin 2vmin;
  letter-spacing: 0.1em;
  text-shadow: none;
  line-height: 1;
  transform: translate3d(0.5vmin, -0.5vmin, 0);
  transition: all 100ms linear;
}
.button:hover {
  transform: translate3d(1vmin, -1vmin, 0);
  box-shadow: -1vmin 1vmin 0 rgba(255, 255, 255, 0.5);
  background: white;
  color: black;
}
.button:active {
  transform: translate3d(0px, 0px, 0);
  box-shadow: 0px 0px 0 rgba(255, 255, 255, 0.5);
}
