.product_znjc {
    background: url(../images/znjc_back1.png) no-repeat top center;
    height: 400px;
    background-size: 100% 100%;
    /* background-color: #0B1228; */
}

.product_znjc .title-discription {
    width: 1200px;
    margin: 117px auto 0 auto;
}

.product_znjc .title-discription h1 {
    font-size: 40px;
    font-family: PingFang-SC-Medium, PingFang-SC;
    font-weight: 500;
    color: #FFFFFF;
}

.product_znjc .title-discription h2 {
    margin-top: 25px;
    font-size: 14px;
    font-family: PingFang-SC-Medium, PingFang-SC;
    color: #FFFFFF;
    line-height: 28px;
}

.product_znjc .button {
    width: 130px;
    height: 35px;
    background: #3A49BA;
    border-radius: 4px;
    font-size: 15px;
    font-family: PingFang-SC-Regular, PingFang-SC;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 25px;
    letter-spacing: 0.5px;
    cursor: pointer;
}

.product_znjc .button img {
    margin-left: 8px;
}

.znjc-content {
    overflow: hidden;
    background: #f9f9f9;
}

.znjc-content .section1 {
    overflow: hidden;
    height: 749px;
    background: url("../images/sjgl_back2.png");
    background-position: center top;
    background-repeat: no-repeat;
    background-size: 100% auto;
}

.znjc-content .section1 .title {
    top: 46px;
}

.znjc-content .section1 .content {
    width: 1200px;
    margin: 154px auto 0;
    height: 535px;
    background: #FFFFFF;
    border: 1px solid #EDEDED;
    display: flex;
    justify-content: center;
    align-items: center;
}

.znjc-content .section2 {
    overflow: hidden;
    height: 892px;
    background: url("../images/cydbd_back2.png");
    background-position: center center;
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.znjc-content .section2 .title {
    top: 47px;
}

.znjc-content .section2 .content {
    width: 1200px;
    margin: 177px auto 0;
}

.znjc-content .section2 .content_li {
    height: 123px;
    background: url("../images/cydbd_back3.png");
    display: flex;
    padding: 20px 0 0 62px;
    margin-bottom: 15px;
}

.znjc-content .section2 .content_li-right {
    margin-left: 17px;
    margin-top: 4px;
}

.znjc-content .section2 .content_li-right-title {
    font-size: 18px;
    font-family: PingFang-SC-Medium, PingFang-SC;
    font-weight: 600;
    color: #333333;
    margin-bottom: 5px;
}

.znjc-content .section2 .content_li-right-content {
    font-size: 14px;
    font-family: PingFang-SC-Regular, PingFang-SC;
    font-weight: 400;
    line-height: 23px;
    color: #666666;
    padding-right: 100px;
}

.znjc-content .section3 .title {
    top: 57px;
}

.znjc-content .section3 {
    position: relative;
    background-color: #F3F5F8;
    overflow: hidden;
}

.znjc-content .section3 .title {
    top: 60px;
}

.znjc-content .section3 .content {
    width: 1200px;
    margin: 144px auto 0;
    height: 283px;
    margin-bottom: 50px;
}

.znjc-content .section3 .content_ul {
    padding: 0 39px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.znjc-content .section3 .content_li {
    width: 374px;
    height: 152px;
    /* padding: 0 47px; */
    display: flex;
    justify-content: center;
    align-items: center;
    background: url("../images/znjc_back2.png");
}

.znjc-content .section3 .content_li span {
    width: 280px;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #666666;
    line-height: 22px;
}