---
layout: o
title: pvo
---
<style>
body {
  background: #000;
  height: 100vh;
  overflow: hidden;
  display: flex;
  font-family: 'Anton', sans-serif;
  justify-content: center;
  align-items: center;
  -webkit-perspective: 1000px;
          perspective: 1000px;
}

div {
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
}

.rail {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  -webkit-transform: rotateX(-30deg) rotateY(-30deg);
          transform: rotateX(-30deg) rotateY(-30deg);
}
.rail .stamp {
  position: absolute;
  width: 200px;
  height: 200px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #141414;
  color: #fff;
  font-size: 7rem;
}
.rail .stamp:nth-child(1) {
  -webkit-animation: stampSlide 40000ms -2300ms linear infinite;
          animation: stampSlide 40000ms -2300ms linear infinite;
}
.rail .stamp:nth-child(2) {
  -webkit-animation: stampSlide 40000ms -4300ms linear infinite;
          animation: stampSlide 40000ms -4300ms linear infinite;
}
.rail .stamp:nth-child(3) {
  -webkit-animation: stampSlide 40000ms -6300ms linear infinite;
          animation: stampSlide 40000ms -6300ms linear infinite;
}
.rail .stamp:nth-child(4) {
  -webkit-animation: stampSlide 40000ms -8300ms linear infinite;
          animation: stampSlide 40000ms -8300ms linear infinite;
}
.rail .stamp:nth-child(5) {
  -webkit-animation: stampSlide 40000ms -10300ms linear infinite;
          animation: stampSlide 40000ms -10300ms linear infinite;
}
.rail .stamp:nth-child(6) {
  -webkit-animation: stampSlide 40000ms -12300ms linear infinite;
          animation: stampSlide 40000ms -12300ms linear infinite;
}
.rail .stamp:nth-child(7) {
  -webkit-animation: stampSlide 40000ms -14300ms linear infinite;
          animation: stampSlide 40000ms -14300ms linear infinite;
}
.rail .stamp:nth-child(8) {
  -webkit-animation: stampSlide 40000ms -16300ms linear infinite;
          animation: stampSlide 40000ms -16300ms linear infinite;
}
.rail .stamp:nth-child(9) {
  -webkit-animation: stampSlide 40000ms -18300ms linear infinite;
          animation: stampSlide 40000ms -18300ms linear infinite;
}
.rail .stamp:nth-child(10) {
  -webkit-animation: stampSlide 40000ms -20300ms linear infinite;
          animation: stampSlide 40000ms -20300ms linear infinite;
}
.rail .stamp:nth-child(11) {
  -webkit-animation: stampSlide 40000ms -22300ms linear infinite;
          animation: stampSlide 40000ms -22300ms linear infinite;
}
.rail .stamp:nth-child(12) {
  -webkit-animation: stampSlide 40000ms -24300ms linear infinite;
          animation: stampSlide 40000ms -24300ms linear infinite;
}
.rail .stamp:nth-child(13) {
  -webkit-animation: stampSlide 40000ms -26300ms linear infinite;
          animation: stampSlide 40000ms -26300ms linear infinite;
}
.rail .stamp:nth-child(14) {
  -webkit-animation: stampSlide 40000ms -28300ms linear infinite;
          animation: stampSlide 40000ms -28300ms linear infinite;
}
.rail .stamp:nth-child(15) {
  -webkit-animation: stampSlide 40000ms -30300ms linear infinite;
          animation: stampSlide 40000ms -30300ms linear infinite;
}
.rail .stamp:nth-child(16) {
  -webkit-animation: stampSlide 40000ms -32300ms linear infinite;
          animation: stampSlide 40000ms -32300ms linear infinite;
}
.rail .stamp:nth-child(17) {
  -webkit-animation: stampSlide 40000ms -34300ms linear infinite;
          animation: stampSlide 40000ms -34300ms linear infinite;
}
.rail .stamp:nth-child(18) {
  -webkit-animation: stampSlide 40000ms -36300ms linear infinite;
          animation: stampSlide 40000ms -36300ms linear infinite;
}
.rail .stamp:nth-child(19) {
  -webkit-animation: stampSlide 40000ms -38300ms linear infinite;
          animation: stampSlide 40000ms -38300ms linear infinite;
}
.rail .stamp:nth-child(20) {
  -webkit-animation: stampSlide 40000ms -40300ms linear infinite;
          animation: stampSlide 40000ms -40300ms linear infinite;
}

@-webkit-keyframes stampSlide {
  0% {
    -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
            transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
  }
  100% {
    -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
            transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
  }
}

@keyframes stampSlide {
  0% {
    -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
            transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
  }
  100% {
    -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
            transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
  }
}
.world {
  -webkit-transform: rotateX(-30deg) rotateY(-30deg);
          transform: rotateX(-30deg) rotateY(-30deg);
}
.world .forward {
  position: absolute;
  -webkit-animation: slide 2000ms linear infinite;
          animation: slide 2000ms linear infinite;
}
.world .box {
  width: 200px;
  height: 200px;
  -webkit-transform-origin: 100% 100%;
          transform-origin: 100% 100%;
  -webkit-animation: roll 2000ms cubic-bezier(1, 0.01, 1, 1) infinite;
          animation: roll 2000ms cubic-bezier(1, 0.01, 1, 1) infinite;
}
.world .box .wall {
  position: absolute;
  width: 200px;
  height: 200px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid #fafafa;
  box-sizing: border-box;
}
.world .box .wall::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-size: 7rem;
}
.world .box .wall:nth-child(1) {
  -webkit-transform: translateZ(100px);
          transform: translateZ(100px);
}
.world .box .wall:nth-child(2) {
  -webkit-transform: rotateX(180deg) translateZ(100px);
          transform: rotateX(180deg) translateZ(100px);
}
.world .box .wall:nth-child(3) {
  -webkit-transform: rotateX(90deg) translateZ(100px);
          transform: rotateX(90deg) translateZ(100px);
}
.world .box .wall:nth-child(3)::before {
  -webkit-transform: rotateX(180deg) rotateZ(90deg) translateZ(-1px);
          transform: rotateX(180deg) rotateZ(90deg) translateZ(-1px);
  -webkit-animation: zeroFour 4000ms -2000ms linear infinite;
          animation: zeroFour 4000ms -2000ms linear infinite;
}
.world .box .wall:nth-child(4) {
  -webkit-transform: rotateX(-90deg) translateZ(100px);
          transform: rotateX(-90deg) translateZ(100px);
}
.world .box .wall:nth-child(4)::before {
  -webkit-transform: rotateX(180deg) rotateZ(-90deg) translateZ(-1px);
          transform: rotateX(180deg) rotateZ(-90deg) translateZ(-1px);
  -webkit-animation: zeroFour 4000ms -2000ms linear infinite;
          animation: zeroFour 4000ms -2000ms linear infinite;
}
.world .box .wall:nth-child(5) {
  -webkit-transform: rotateY(90deg) translateZ(100px);
          transform: rotateY(90deg) translateZ(100px);
}
.world .box .wall:nth-child(5)::before {
  -webkit-transform: rotateX(180deg) translateZ(-1px);
          transform: rotateX(180deg) translateZ(-1px);
  -webkit-animation: zeroFour 4000ms linear infinite;
          animation: zeroFour 4000ms linear infinite;
}
.world .box .wall:nth-child(6) {
  -webkit-transform: rotateY(-90deg) translateZ(100px);
          transform: rotateY(-90deg) translateZ(100px);
}
.world .box .wall:nth-child(6)::before {
  -webkit-transform: rotateX(180deg) rotateZ(180deg) translateZ(-1px);
          transform: rotateX(180deg) rotateZ(180deg) translateZ(-1px);
  -webkit-animation: zeroFour 4000ms linear infinite;
          animation: zeroFour 4000ms linear infinite;
}

@-webkit-keyframes zeroFour {
  0% {
    content: 'o';
  }
  100% {
    content: 'v';
  }
}

@keyframes zeroFour {
  0% {
    content: 'o';
  }
  100% {
    content: 'v';
  }
}
@-webkit-keyframes roll {
  0% {
    -webkit-transform: rotateZ(0deg);
            transform: rotateZ(0deg);
  }
  85% {
    -webkit-transform: rotateZ(90deg);
            transform: rotateZ(90deg);
  }
  87% {
    -webkit-transform: rotateZ(88deg);
            transform: rotateZ(88deg);
  }
  90% {
    -webkit-transform: rotateZ(90deg);
            transform: rotateZ(90deg);
  }
  100% {
    -webkit-transform: rotateZ(90deg);
            transform: rotateZ(90deg);
  }
}
@keyframes roll {
  0% {
    -webkit-transform: rotateZ(0deg);
            transform: rotateZ(0deg);
  }
  85% {
    -webkit-transform: rotateZ(90deg);
            transform: rotateZ(90deg);
  }
  87% {
    -webkit-transform: rotateZ(88deg);
            transform: rotateZ(88deg);
  }
  90% {
    -webkit-transform: rotateZ(90deg);
            transform: rotateZ(90deg);
  }
  100% {
    -webkit-transform: rotateZ(90deg);
            transform: rotateZ(90deg);
  }
}
@-webkit-keyframes slide {
  0% {
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
  100% {
    -webkit-transform: translateX(-200px);
            transform: translateX(-200px);
  }
}
@keyframes slide {
  0% {
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
  100% {
    -webkit-transform: translateX(-200px);
            transform: translateX(-200px);
  }
}
</style>

</head>
<body>

<div class="rail">
  <div class="stamp four">o</div>
  <div class="stamp zero">v</div>
  <div class="stamp four">p</div>
  <div class="stamp zero"></div>
  <div class="stamp four">o</div>
  <div class="stamp zero">v</div>
  <div class="stamp four">p</div>
  <div class="stamp zero"></div>
  <div class="stamp four">o</div>
  <div class="stamp zero">v</div>
  <div class="stamp four">p</div>
  <div class="stamp zero"></div>
  <div class="stamp four">o</div>
  <div class="stamp zero">v</div>
  <div class="stamp four">p</div>
  <div class="stamp zero"></div>
  <div class="stamp four">o</div>
  <div class="stamp zero">v</div>
  <div class="stamp four">p</div>
  <div class="stamp zero"></div>
</div>
<div class="world">
  <div class="forward">
    <div class="box">
      <div class="wall"></div>
      <div class="wall"></div>
      <div class="wall"></div>
      <div class="wall"></div>
      <div class="wall"></div>
      <div class="wall"></div>
    </div>
  </div>
</div>