.loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: #282828;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

#global {
  width: 70px;
  margin: auto;
  margin-top: 40vh;
  position: relative;
  cursor: pointer;
  height: 60px;
  overflow: visible;
}

.mask {
  position: absolute;
  border-radius: 2px;
  overflow: hidden;
  perspective: 1000;
  backface-visibility: hidden;
}

.plane {
  background: #ffffff;
  width: 400%;
  height: 100%;
  position: absolute;
  transform: translate3d(0px, 0, 0);
  /*transition: all 0.8s ease; */
  z-index: 100;
  perspective: 1000;
  backface-visibility: hidden;
}

.animation {
  transition: all 0.3s ease;
}

#top .plane {
  z-index: 2000;
  animation: trans1 1.3s ease-in infinite 0s backwards;
}
#middle .plane {
  transform: translate3d(0px, 0, 0);
  background: #bbbbbb;
  animation: trans2 1.3s linear infinite 0.3s backwards;
}
#bottom .plane {
  z-index: 2000;
  animation: trans3 1.3s ease-out infinite 0.7s backwards;
}

#top {
  width: 53px;
  height: 20px;
  left: 20px;
  transform: skew(-15deg, 0);
  z-index: 100;
}

#middle {
  width: 33px;
  height: 20px;
  left: 20px;
  top: 15px;

  transform: skew(-15deg, 40deg);
}
#bottom {
  width: 53px;
  height: 20px;
  top: 30px;
  transform: skew(-15deg, 0);
}

#global p {
  color: #fff;
  position: absolute;
  left: -3px;
  top: 65px;
  font-family: Arial;
  text-align: center;
  font-size: 10px;
}

@keyframes trans1 {
  from {
    transform: translate3d(53px, 0, 0);
  }
  to {
    transform: translate3d(-250px, 0, 0);
  }
}

@keyframes trans2 {
  from {
    transform: translate3d(-160px, 0, 0);
  }
  to {
    transform: translate3d(53px, 0, 0);
  }
}

@keyframes trans3 {
  from {
    transform: translate3d(53px, 0, 0);
  }
  to {
    transform: translate3d(-220px, 0, 0);
  }
}

@keyframes animColor {
  from {
    background: red;
  }
  25% {
    background: yellow;
  }
  50% {
    background: green;
  }
  75% {
    background: brown;
  }
  to {
    background: blue;
  }
}