.purpose_li:hover{
  flex: 2;
}
.purpose_li p{
  color: #fff;
}
.purpose_li h2{
  color: #fff;
}
.anli_container{
  margin-bottom: 50px;
}
@media(min-width:992px){
  h1{
    font-size: 30px;
    font-weight: bold;
  }
  h2{
    font-size: 24px;
    font-weight: bold;
  }
  h3{
    font-size: 18px;
    font-weight: bold;
  }
  /* banner */
  .banner{
    width: 100%;
    height: 349px;
    background: url('/image/image05/img_Aboutus@2x.png') no-repeat;
    background-size: cover;
  }
  .banner_container{
    display: inline-block;
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    text-align: center;
  }
  .banner_container h1{
    font-size: 30px;
    font-family: Inter-Bold, Inter;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 30px;
    letter-spacing: 1px;
    margin-bottom: 10px;
  }
  .about_ul{
    border-bottom: 1px dashed #CDC9D1;
  }
  .about_ul .about_li{
    font-size: 18px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #3D3D3D;
    line-height: 60px;
    letter-spacing: 1px;
    margin-right: 20px;
  }
  .about_ul .about_li_act{
    color: #08c9e8;
  }

  .overview_container{
    padding: 50px 0;
  }
  .overview_container img{
    z-index: 1;
    position: relative;
  }
  .overview_box{
    width: 90%;
    padding: 40px;
    box-sizing: border-box;
    background: #F4F6F9;
    position: relative;
    top: -180px;
    left: 10%;
  }
  .overview_box .title span{
    font-size: 12px;
    font-family: Inter-Regular, Inter;
    font-weight: 400;
    color: #CDC9D1;
    line-height: 16px;
    padding: 10px 0 0 10px;
    box-sizing: border-box;
  }
  .overview_box .title{
    margin-bottom: 20px;
  }
  .overview_box p{
    font-size: 14px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #6B6B6B;
    line-height: 24px;
  }
  .num_ul{
    margin-top: -130px;
    text-align: center;
  }
  .num{
    font-size: 46px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #08c9e8;
    line-height: 34px;
    height: 60px;
  }
  .num span{
    font-size: 16px;
  }
  .num_ul p{
    font-size: 22px;
    font-family: Inter-Regular, Inter;
    font-weight: 400;
    color: #3D3D3D;
    line-height: 34px;
  }
  .col-border{
    border-right: 1px dotted #EAEAEA;
  }

  .purpose_li{
    flex: 1;
    height: 410px;
    padding: 180px 50px 0;
    box-sizing: border-box;
  }
  .purpose_li_01{
    background: url('/image/image05/Slice657@2x.png') no-repeat;
    background-size: cover;
  }
  .purpose_li_02{
    background: url('/image/image05/Slice658@2x.png') no-repeat;
    background-size: cover;
  }
  .purpose_li_03{
    background: url('/image/image05/Slice659@2x.png') no-repeat;
    background-size: cover;
  }
  .anli_container{
    margin-top: 50px;
    text-align: center;
  }
  .purpose_container{
    padding: 50px 0;
  }
}

@media((min-width:768px) and (max-width:992px)){
  h1{
    font-size: 28px;
    font-weight: bold;
  }
  h2{
    font-size: 18px;
    font-weight: bold;
  }
  h3{
    font-size: 16px;
    font-weight: bold;
  }
  /* banner */
  .banner{
    width: 100%;
    height: 349px;
    background: url('/image/image05/img_Aboutus@2x.png') no-repeat;
    background-size: cover;
  }
  .banner_container{
    display: inline-block;
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    text-align: center;
  }
  .banner_container h1{
    font-size: 28px;
    font-family: Inter-Bold, Inter;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 30px;
    letter-spacing: 1px;
    margin-bottom: 10px;
  }
  .about_ul{
    border-bottom: 1px dashed #CDC9D1;
  }
  .about_ul .about_li{
    font-size: 18px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #3D3D3D;
    line-height: 60px;
    letter-spacing: 1px;
    margin-right: 20px;
  }
  .about_ul .about_li_act{
    color: #08c9e8;
  }

  .overview_container{
    padding: 30px 0;
  }
  .overview_container img{
    z-index: 1;
    position: relative;
    width: 50%;
  }
  .overview_box{
    width: 95%;
    padding: 40px;
    box-sizing: border-box;
    background: #F4F6F9;
    position: relative;
    top: -100px;
    left: 10%;
  }
  .overview_box .title span{
    font-size: 12px;
    font-family: Inter-Regular, Inter;
    font-weight: 400;
    color: #CDC9D1;
    line-height: 16px;
    padding: 5px 0 0 5px;
    box-sizing: border-box;
  }
  .overview_box .title{
    margin-bottom: 20px;
  }
  .overview_box p{
    font-size: 12px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #6B6B6B;
    line-height: 24px;
  }
  .num_ul{
    margin-top: -130px;
    text-align: center;
  }
  .num{
    font-size: 40px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #08c9e8;
    line-height: 34px;
    height: 50px;
  }
  .num span{
    font-size: 16px;
  }
  .num img{
    width: 15px;
  }
  .num_ul p{
    font-size: 18px;
    font-family: Inter-Regular, Inter;
    font-weight: 400;
    color: #3D3D3D;
    line-height: 34px;
  }
  .col-border{
    border-right: 1px dotted #EAEAEA;
  }

  .purpose_li{
    flex: 1;
    height: 410px;
    padding: 180px 50px 0;
    box-sizing: border-box;
  }
  .purpose_li_01{
    background: url('/image/image05/Slice657@2x.png') no-repeat;
    background-size: cover;
  }
  .purpose_li_02{
    background: url('/image/image05/Slice658@2x.png') no-repeat;
    background-size: cover;
  }
  .purpose_li_03{
    background: url('/image/image05/Slice659@2x.png') no-repeat;
    background-size: cover;
  }
  .anli_container{
    margin-top: 50px;
    text-align: center;
  }
  .purpose_container{
    padding: 50px 0;
  }
}

@media(max-width:768px){
  h1{
    font-size: 28px;
    font-weight: bold;
  }
  h2{
    font-size: 18px;
    font-weight: bold;
  }
  h3{
    font-size: 16px;
    font-weight: bold;
  }
  /* banner */
  .banner{
    width: 100%;
    height: 349px;
    background: url('/image/image05/img_Aboutus@2x.png') no-repeat;
    background-size: cover;
  }
  .banner_container{
    display: inline-block;
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    text-align: center;
  }
  .banner_container h1{
    font-size: 28px;
    font-family: Inter-Bold, Inter;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 30px;
    letter-spacing: 1px;
    margin-bottom: 10px;
  }
  .about_ul{
    border-bottom: 1px dashed #CDC9D1;
  }
  .about_ul .about_li{
    font-size: 18px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #3D3D3D;
    line-height: 60px;
    letter-spacing: 1px;
    margin-right: 20px;
  }
  .about_ul .about_li_act{
    color: #08c9e8;
  }

  .overview_container{
    padding: 30px 0;
  }
  .overview_container img{
    z-index: 1;
    position: relative;
    width: 100%;
  }
  .overview_box{
    width: 100%;
    padding: 40px;
    box-sizing: border-box;
    background: #F4F6F9;
    position: relative;
  }
  .overview_box .title span{
    font-size: 12px;
    font-family: Inter-Regular, Inter;
    font-weight: 400;
    color: #CDC9D1;
    line-height: 16px;
    padding: 5px 0 0 5px;
    box-sizing: border-box;
  }
  .overview_box .title{
    margin-bottom: 20px;
  }
  .overview_box p{
    font-size: 12px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #6B6B6B;
    line-height: 24px;
  }
  .num_ul{
    margin-top: 20px;
    text-align: center;
  }
  .num{
    font-size: 30px;
    font-family: Inter-Medium, Inter;
    font-weight: 500;
    color: #08c9e8;
    line-height: 34px;
    height: 30px;
  }
  .num span{
    font-size: 12px;
  }
  .num img{
    width: 15px;
  }
  .num_ul p{
    font-size: 14px;
    font-family: Inter-Regular, Inter;
    font-weight: 400;
    color: #3D3D3D;
    line-height: 34px;
    margin-top: 20px;
  }
  .col-border{
    border-right: 1px dotted #EAEAEA;
  }

  .purpose_li{
    flex: 1;
    height: 200px;
    padding: 80px 50px 0;
    box-sizing: border-box;
    margin-top: 20px;
  }
  .purpose_li_01{
    background: url('/image/image05/Slice657@2x.png') no-repeat;
    background-size: cover;
  }
  .purpose_li_02{
    background: url('/image/image05/Slice658@2x.png') no-repeat;
    background-size: cover;
  }
  .purpose_li_03{
    background: url('/image/image05/Slice659@2x.png') no-repeat;
    background-size: cover;
  }
  .anli_container{
    margin-top: 20px;
    text-align: center;
  }
  .purpose_container{
    padding: 50px 0;
  }
}