.double-content {
  padding: 0 2vw 3vw;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  @keyframes the-move {
    0% {
      opacity: 0;
    }
    50% {
      opacity: 0.5;
    }
    75% {
      opacity: 0.75;
    }
    100% {
      opacity: 1;
    }
  }
  @keyframes remove {
    0% {
      opacity: 1;
    }
    50% {
      opacity: 0.75;
    }
    75% {
      opacity: 0.5;
    }
    100% {
      opacity: 0;
    }
  }
  .is {
    background: url('//img.maimairen.com/low-code/components/draw/is01.png') center/85% no-repeat;
  }
  .the {
    animation: the-move 1s;
    background: url('//img.maimairen.com/low-code/components/draw/the01.png') center/85% no-repeat;
  }
  @keyframes rote360 {
    from {
    }
    to {
      transform: rotateY(360deg);
      transform-style: preserve-3d;
    }
  }
  .double-item {
    width: 33.3%;
    position: relative;
    .info {
      width: 100%;
      height: 100%;
      position: absolute;
      padding: 20%;
      display: flex;
      flex-direction: column;
      justify-content: space-around;
      align-items: center;
      text-align: center;
      .info-img {
        width: 50%;
        height: 30%;
        img {
          max-width: 100%;
          max-height: 100%;
        }
      }
      .result {
        font-size: 2.5vw;
        font-weight: bold;
        color: #c4824d;
        text-align: center;
        line-height: 2.8vw;
      }
    }
  }
  .double-item:after {
    display: block;
    width: 100%;
    padding-top: 140%;
    content: '';
  }
  .action {
    animation: rote360 0.8s linear infinite;
  }
}
