width: 30px;
    height: 100px;
    left: 15px;
    position: relative;
    z-index: -1;
    background: #212121;
    box-shadow: inset 0 0 0 2px #52c5ff;
    border: 2px solid #52c5ff;
  }

  .t {
    transform: rotateX(90deg) translateZ(40px);
    border-radius: 2px;
  }

  .bot {
    transform: rotateX(-90deg) translateZ(60px);
    border-radius: 2px;
  }

  .t,
  .bot {
    width: 30px;
    height: 30px;
    top: 25px;
    position: relative;
    z-index: -1;
    background: #212121;
    box-shadow: ins