.banner {
    width: 100vw;
    min-width: 1200px;
    height: auto;
    /* animation: bannerShow 1.5s;
    -moz-animation: bannerShow 1.5s;
    -webkit-animation: bannerShow 1.5s;
    -o-animation: bannerShow 1.5s; */
}

@keyframes bannerShow {
    0% {
        opacity: 0;
        transform: translate(0, -100%)
    }

    100% {
        opacity: 1;
        transform: translate(0, 0)
    }
}

.part_content {
    width: 1200px;
    margin: 100px auto 0px;
    margin-bottom: 70px;
}

.case_box {
    padding: 352px 7px 10px 14px;
    background: #FFFFFF;
    border: 1px solid #D8D8D8;
    background-size: 280px 352px;
    background-repeat: no-repeat;
    margin-right: 24px;
    margin-top: 30px;
    min-height: 573px;
}

.case_box:nth-child(4) {
    margin-right: 0
}

.case_box:nth-child(8) {
    margin-right: 0
}


.title_box {
    width: 100%;
    padding: 19px 0 9px;
    border-bottom: 1px solid #5D54DC;
    margin-bottom: 15px;
}

.case_box .h1 {
    font-size: 24px;
    font-family: PingFangSC-Medium,
        PingFang SC;
    font-weight: 500;
    color: #5D54DC;
}

.case_box span {
    font-size: 16px;
    font-family: PingFangSC-Regular,
        PingFang SC;
    font-weight: 400;
    color: rgba(0, 0, 0, 0.85);
}

.case_box p {
    width: 259px;
    height: 110px;
    font-size: 13px;
    font-family: PingFangSC-Regular,
        PingFang SC;
    font-weight: 400;
    color: rgba(0, 0, 0, 0.65);
    line-height: 26px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.case_box a {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #5D54DC!important;
    line-height: 20px;
}

.img_box {
    height: 26px;
    width: 100%;
}

.img_box img {
    width: 55px;
    height: 26px;
}

/* |1 2 3| */
.D-flex-wrap {
    flex-wrap: wrap;
}

/* ------------------------------- */
.caseBase{
    position: relative;
    width: 100vw;
    padding: 168px 0 128px 0;
}
.serve_3_left {
    width: 320px;
    height: 750px;
  }
  .serve_3_right {
    width: 320px;
    height: 750px;
  }
  .serve_3_left img {
    width: 100%;
    height: 100%;
  }
  .serve_3_right img {
    width: 100%;
    height: 100%;
  }
  
  .serve_3_left {
    position: absolute;
    left: 0;
    top: 364px;
  }
  .serve_3_right {
    position: absolute;
    right: 0;
    top: 620px;
  }

  .caseBase_content{
    width: 1200px;
    /* height: 300px;
    background-color: red; */
    column-count: 2;
    column-gap: 32px;
    overflow: hidden;
  }
  .caseBase_content .left_li li{
    /* float: left; */
    position: relative;
    width: 584px;
    height: 326px;
    margin-bottom: 32px;
  }
  .caseBase_content .right_li li{
    /* float: left; */
    position: relative;
    width: 584px;
    /* height: 2; */
    margin-bottom: 32px;
  }
  /* .caseBase_content li:nth-child(2n){
    margin-right: 0;
  } */
  /* .caseBase_content .right_li{
    position: relative;
    width: 584px;
    height: 200px;
    margin-bottom: 32px;
  } */
  .caseBase_content  .caseBase_content_dsec img{
    width: 584px;
    height: 326px;
    object-fit: cover;
  }
  .caseBase_content .right_li .caseBase_content_dsec img{
    width: 584px;
    height: 326px;
    object-fit: cover;
  }
  .caseBase_content  .caseBase_content_info{
    height: 200px;
}
.caseBase_content  .caseBase_content_dsec:hover .content_dsec_pon {
    display: block;
    background: linear-gradient(180deg, rgba(106,70,204,0) 0%, #000000 100%);
    animation: ponHeight 1s;
    -moz-animation: ponHeight 1s;
    -webkit-animation: ponHeight 1s;
}

.content_dsec_pon{
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    display: none;
    padding: 0 24px 28px 24px;
}

@keyframes ponHeight {
    0% {
        opacity: 0;
       
        height: 0;
    }
    100% {
        opacity: 1;
        height: 100%;
    }
}






.block{
    display: block;
}

.service_font_16 {
    font-size: 16px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #6a46cc;
    line-height: 22px;
  }
  .service_font_24 {
    font-size: 24px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 33px;
  }
.service_font_48 {
    font-size: 48px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #333333;
    line-height: 67px;
  }
  .service_color666_32 {
    font-size: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #666666;
    line-height: 32px;
  }
  .service_color999_16 {
    font-size: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 22px;
  }

  .serve_5_ponsition {
    position: fixed;
    right: 24px;
    bottom: 39px;
    cursor: pointer;
  }
  
   .serve_5_ponsition li {
    position: relative;
    background-color: #fff;
  }
   .serve_5_ponsition li i {
    font-size: 32px;
  }
   .serve_5_ponsition li .title {
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    color: #666666;
    line-height: 17px;
  }
   .serve_5_ponsition .ponsition_public:hover i {
    color: #6a46cc;
  }
   .serve_5_ponsition .ponsition_public:hover .title {
    color: #6a46cc;
  }
  .serve_5_ponsition .ponsition_public:hover .erweima {
    display: block;
  }
   .serve_5_ponsition .ponsition_back:hover i {
    color: #6a46cc;
  }
  .serve_5_ponsition .ponsition_back:hover .title {
    color: #6a46cc;
  }
  .serve_5_ponsition .ponsition_public .erweima {
    display: none;
    position: absolute;
    left: -213px;
    top: 50%;
    transform: translateY(-50%);
    width: 213px;
    height: 211px;
    background: url("../img/website/erweima.png") no-repeat;
    background-size:213px 211px;
    text-align: center;
    padding-top: 20px;
  }
   .serve_5_ponsition .ponsition_public .erweima img {
    width: 157px;
    height: 157px;
  }
  .more {
    text-align: center;
    cursor: pointer;
  }
  .advice_font_14_666 {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #666666;
    line-height: 28px;
  }