.about-t2{
        width: 100%;
        height: 35vw;
        background: url('../img/about/pic_AboutUs_Bg.png') no-repeat;
        background-size:140%;
        background-position: center;
        animation: animatedBackground 100s linear infinite;
      }
      @keyframes animatedBackground {
        from { background-position: 0 0; }
        to { background-position: 100% 0; }
      }
      .t2-title{
        font-size: 48px;
        font-family: Microsoft YaHei;
        font-weight: bold;
        color: #FFFFFF;
        letter-spacing: 1rem;
      }
      .t2-w1{
        width: 880px;
        margin-top: 30px;
        font-size: 1rem;
        font-weight: 400;
        color: #FFFFFF;
        line-height: 40px;
      }
      .t2-w2{
        font-size: 16px;
        font-weight: 400;
        color: #00FFBB;
        line-height: 30px;
        margin-top: 30px;
      }
      .about-t3{
        background: #F2F7FA;
      }
      .t3-box{
        width: 1000px;
        overflow: hidden;
        margin: 0 auto;
      }
      .t3-box1{
        height: 220px;
        display: grid;
        grid-template-columns: 1fr 1fr;
        margin-bottom: 20px;
        background: #ffffff;
      }
      .t3-b1-w1{
        font-size: 30px;
        font-weight: 400;
        color: #30425E;
      }
      .t3-b1-w2{
        font-size: 16px;
        font-weight: 400;
        color: #818D9F;
        margin-top: 10px;
        line-height: 28px;
      }
      .t3-box2{
        width: 1000px;
        height: 510px;
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 170px;
        margin-top: 48px;
        margin-bottom: 50px;
      }
      .li-l-box{
        position: relative;
      }
      .li-l-icon{
        z-index: 3;
        position: absolute;
        top: 0;
        right: -16px;
      }
      .li-r-icon{
        z-index: 3;
        position: absolute;
        top: 0;
        left: -16px;
      }
      .li-w1{
        font-size: 30px;
        font-weight: 400;
        color: #5EBEF9;
        margin-right: 30px;
      }
      .li-w2{
        font-size: 24px;
        font-weight: 400;
        color: #30425E;
        border-right: 1px dashed #A2C0EF;
        margin-top: 20px;
        display: flex;
        flex-direction: column;
        justify-content: end;
        padding-right: 30px;
      }
      .li-w3{
        font-size: 16px;
        font-weight: 400;
        color: #818D9F;
        line-height: 28px;
        text-align: end;
        height: 80px;
        display: flex;
        flex-direction: column;
        justify-content: center;
      }