.banner {
    width: 100%;
    height: 650px;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-image: url('https://res.www.lvdaai.cn/backend/images/business-bg.png');
    background-position: center;
  }
  .banner h3 {
    font-size: 64px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #ffffff;
  }
  .banner h2 {
    font-size: 64px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #ffffff;
    line-height: 84px;
    background: linear-gradient(270deg,#9dffae 0%,#81c5ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .banner p {
    font-size: 28px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #ffffff;
  }
  .business-box{
      padding: 30px;
  }