body {
  margin: 0;
  padding: 0;
  background: #fcff8a;
}
ul {
  margin: 0;
  padding: 0;
  position: absolute;
  top: 50%;
  left: 10%;
  width: 80%;
  transform: translate(0, -50%);
}
li {
  list-style: none;
  float: left;
  color: transparent;
  font-family: "arial black";
  font-size: 12vw;
  position: relative;
}

ul li::before,
ul li::after {
  content: attr(data-title);
  color: #262626;
  position: absolute;
  top: 0;
  left: 0;
  overflow: hidden;
}
ul li:nth-child(odd):before {
  -webkit-clip-path: polygon(55% 0, 0 0, 0 100%, 35% 100%);
  clip-path: polygon(55% 0, 0 0, 0 100%, 35% 100%);
  /* background: #f00; */
  top: -7px;
  left: -2px;
}
ul li:nth-child(odd):after {
  -webkit-clip-path: polygon(55% 0, 100% 0, 100% 100%, 35% 100%);
  clip-path: polygon(55% 0, 100% 0, 100% 100%, 35% 100%);
  /* background: #ff0; */
  top: 2px;
  left: 2px;
}

ul li:nth-child(even):before {
  -webkit-clip-path: polygon(25% 0, 0 0, 0 100%, 75% 100%);
  clip-path: polygon(25% 0, 0 0, 0 100%, 75% 100%);
  /* background: #f00; */
  top: 10px;
  left: -2px;
}
ul li:nth-child(even):after {
  -webkit-clip-path: polygon(25% 0, 100% 0, 100% 100%, 75% 100%);
  clip-path: polygon(25% 0, 100% 0, 100% 100%, 75% 100%);
  /* background: #ff0; */
  top: 2px;
  left: 2px;
}
ul li:nth-child(even) {
  animation: animateEven 3s linear infinite;
}
ul li:nth-child(odd) {
  animation: animateOdd 3s linear infinite;
}
@keyframes animateEven {
  0% {
    transform: rotate(15deg);
  }
  25% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(-15deg);
  }
  75% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(15deg);
  }
}
@keyframes animateOdd {
  0% {
    transform: rotate(-15deg);
  }
  25% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(15deg);
  }
  75% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(-15deg);
  }
}