.bossgoo-index-about53 {
    padding-bottom: 80px;
  }
  
  .bossgoo-index-about53 .first-title {
    padding-bottom: 22px;
    background: url(../../../images/53/tit_bg.png) no-repeat center bottom;
    color: #333;
  }
  
  .bossgoo-index-about53 .about-box {
    display: flex;
  }
  
  .bossgoo-index-about53 .about-item {
    width: 50%;
  }
  
  .bossgoo-index-about53 .about-item .about-img {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 55.5%;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .bossgoo-index-about53 .about-item .img-box {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  
  .bossgoo-index-about53 .about-item .img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
  }
  
  .bossgoo-index-about53 .about-item .mask {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.1));
    padding: 30px 35px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: #fff;
  }
  
  .bossgoo-index-about53 .about-item .des {
    margin-bottom: 20px;
  }
  
  .bossgoo-index-about53 .about-item .more {
    display: block;
    width: 130px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border: 1px solid #fff;
    color: #fff;
    transition: all .5s ease-in-out;
    border-radius: 5px;
  }
  
  .bossgoo-index-about53 .about-item .more:hover {
    background-color: #1e9fff;
    border-color: #ffffff;
  }
  
  .bossgoo-index-about53 ul {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-wrap: wrap;
  }
  
  .bossgoo-index-about53 li {
    width: 50%;
    border: 1px solid #eee;
    margin-left: -1px;
    margin-top: -1px;
    padding: 0 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  .bossgoo-index-about53 li .iconfont {
    font-size: 28px;
    color: #1e9fff;
    margin-bottom: 8px;
  }
  
  .bossgoo-index-about53 li .tit {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 8px;
  }
  
  .bossgoo-index-about53 li .text {
    color: #666;
  }
  
  @media only screen and (max-width: 1040px) {
    .bossgoo-index-about53 {
      padding-bottom: .6rem;
    }
    .bossgoo-index-about53 .wrap {
      padding: 0 .2rem;
    }
    .bossgoo-index-about53 .first-title {
      padding-bottom: .3rem;
      background-size: auto .06rem;
    }
    .bossgoo-index-about53 .about-box {
      display: block;
    }
    .bossgoo-index-about53 .about-item {
      width: 100%;
      margin-bottom: .3rem;
    }
    .bossgoo-index-about53 .about-item .mask {
      padding: .3rem .35rem;
      justify-content: center;
    }
    .bossgoo-index-about53 .about-item .des {
      font-size: .3rem;
      line-height: 1.5;
    }
    .bossgoo-index-about53 .about-item .more {
      width: 2.6rem;
      height: .7rem;
      line-height: .7rem;
    }
    .bossgoo-index-about53 ul {
      display: block;
    }
    .bossgoo-index-about53 li {
      width: 100%;
      margin-left: 0;
      margin-top: 0;
      margin-bottom: .2rem;
      padding: .3rem;
    }
    .bossgoo-index-about53 li .iconfont {
      font-size: .5rem;
    }
    .bossgoo-index-about53 li .tit {
      font-size: .34rem;
      line-height: 1.5;
      margin-bottom: .1rem;
    }
    .bossgoo-index-about53 li .text {
      line-height: 1.5;
    }
  }