.banner_section {
    position: relative;
    margin-top: 10rem;
    width: 100%;
    height: 480px;
}

.banner_section .bannerSwiper {
    width: 100%;
    height: 480px;
}

.banner_section .bannerSwiper .swiper_item {
    position: relative;
    display: flex;
    justify-content: space-between;
    height: 480px;
    padding: 0 120px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_circle1 {
    position: absolute;
    top: 0;
    left: 60%;
    transition: all 0.4s;
    animation: transfer1 4s linear infinite alternate;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_circle1 img {
    width: 232px;
    height: 176px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_circle2 {
    position: absolute;
    bottom: 60px;
    left: 20%;
    transition: all 0.4s;
    animation: transfer2 4s linear infinite alternate;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_circle2 img {
    width: 125px;
    height: 129px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf {
    width: 50%;
    padding-top: 100px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_title {
    color: #fff;
    font-size: 5rem;
    font-weight: 700;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_tags {
    display: flex;
    margin-top: 25px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_tags .swiper_item_tag {
    color: #fff;
    font-size: 1.8rem;
    margin-right: 30px;
    font-weight: 600;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_tags .swiper_item_tag span {
    font-weight: 400;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_line {
    width: 50%;
    margin-top: 20px;
    height: 1px;
    background-color: #fff;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_description {
    margin-top: 20px;
    color: #fff;
    font-weight: 600;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_btn {
    width: 15rem;
    height: 4.5rem;
    border-radius: 4.5rem;
    margin-top: 3rem;
    color: #fff;
    border: 1px solid #fff;
    font-size: 1.8rem;
    font-weight: 600;
    display: flex;
    justify-content: center;
    align-items: center;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_rt {
    width: 50%;
    padding-top: 60px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_rt .swiper_item_img.swiper_item_img2 img {
    width: 550px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_rt .swiper_item_img img {
    width: 500px;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_lf {
    transform: translateY(20px);
    transition: transform 0.8s, opacity 0.4s;
    opacity: 0;
}

.banner_section .bannerSwiper .swiper_item .swiper_item_rt {
    transform: translateY(20px);
    transition: transform 0.8s, opacity 0.4s;
    opacity: 0;
}

.banner_section .bannerSwiper .ani-slide .swiper_item .swiper_item_lf {
    transform: translateY(0);
    opacity: 1;
}

.banner_section .bannerSwiper .ani-slide .swiper_item .swiper_item_rt {
    transform: translateY(0);
    opacity: 1;
}

.service_section {
    padding: 5rem 0;
}

.service_section .service_title {
    text-align: center;
}

.service_section .service_title h4 {
    color: #333;
    font-size: 2.8rem;
    font-weight: 700;
}

.service_section .service_title p {
    margin-top: 1rem;
    font-size: 1.6rem;
    color: #333;
    padding: 0 4rem;
}

.service_section .service_list {
    margin-top: 4rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.service_section .service_list .service_item {
    position: relative;
    cursor: pointer;
    margin-bottom: 3rem;
    width: 32%;
    height: 20rem;
    background-color: #fff;
    border-radius: 1rem;
    padding: 2rem;
    overflow: hidden;
}

.service_section .service_list .service_item:hover .service_item_bg {
    opacity: 1;
}

.service_section .service_list .service_item:hover .service_item_title {
    color: #fff;
}

.service_section .service_list .service_item:hover .service_item_li {
    color: #fff;
}

.service_section .service_list .service_item .service_item_bg {
    position: absolute;
    left: 0;
    bottom: 0;
    transition: all 0.3s linear;
    width: 100%;
    height: 100%;
    opacity: 0;
    background-color: #0a1f4f;
}

.service_section .service_list .service_item .service_item_title {
    position: relative;
    z-index: 3;
    font-size: 2.6rem;
    color: #0a1f4f;
    font-weight: 700;
}

.service_section .service_list .service_item .service_item_lis {
    position: relative;
    z-index: 3;
}

.service_section .service_list .service_item .service_item_li {
    color: #666;
    margin-top: 1rem;
    font-weight: 500;
    font-size: 1.6rem;
}

.service_section .service_list .service_item .service_item_img {
    position: absolute;
    right: 1.5rem;
    bottom: 3rem;
    z-index: 3;
}

.service_section .service_list .service_item .service_item_img img {
    width: 15rem;
    height: 15rem;
}

.company_section {
    position: relative;
    width: 100%;
    padding: 2rem 0;
    background: url('../images/companyBg.jpg') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
}

.company_section .company_mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
}

.company_section .company {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3rem 10rem 0;
}

.company_section .company .company_logo img {
    width: 28rem;
}

.company_section .company .company_content {
    cursor: pointer;
    color: #dcdcdc;
    line-height: 2.5;
    text-align: center;
    font-weight: 500;
    margin-top: 4rem;
    font-size: 1.6rem;
}

.company_section .company .company_content:hover {
    color: #fff;
}

.pinzhi_section {
    padding: 5rem 0;
    background-color: #fff;
}

.pinzhi_section .pinzhi {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.pinzhi_section .pinzhi .pinzhi_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 5rem 0;
    width: 30%;
    cursor: pointer;
    transition: all 0.2s linear;
}

.pinzhi_section .pinzhi .pinzhi_item:hover {
    transform: translateY(-10px);
    background-color: #fff;
    box-shadow: 0 14px 40px #dbdbdb;
}

.pinzhi_section .pinzhi .pinzhi_item .pinzhi_img img {
    width: 150px;
    height: 150px;
}

.pinzhi_section .pinzhi .pinzhi_item .pinzhi_title {
    margin: 1rem 0;
    color: #313131;
    font-size: 2rem;
    font-weight: 600;
}

.pinzhi_section .pinzhi .pinzhi_item .pinzhi_content p {
    font-size: 1.5rem;
    color: #636363;
    line-height: 1.8;
    text-align: center;
}

@keyframes transfer1 {
    from {
        left: 60%;
    }

    to {
        left: 15%;
    }
}

@keyframes transfer2 {
    from {
        left: 20%;
    }

    to {
        left: 50%;
    }
}

@media screen and (max-width: 1100px) {
    .service_list {
        padding: 0 30px;
    }
}

@media screen and (max-width: 1000px) {
    .service_section .service_list .service_item {
        width: 49%;
    }
}

@media screen and (max-width: 850px) {
    .banner_section {
        height: 600px;
    }

    .banner_section .bannerSwiper {
        height: 600px;
    }

    .banner_section .bannerSwiper .swiper_item {
        flex-wrap: wrap;
        height: 600px;
    }

    .banner_section .bannerSwiper .swiper_item .swiper_item_lf {
        width: 100%;
        padding-top: 30px;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .banner_section .bannerSwiper .swiper_item .swiper_item_rt {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        padding-top: 20px;
    }

    .company {
        padding: 2rem 3rem 0 !important;
    }

    .pinzhi_section .pinzhi .pinzhi_item {
        width: 49%;
    }
}

@media screen and (max-width: 670px) {
    .service_section .service_list .service_item {
        width: 100%;
    }
}

@media screen and (max-width: 550px) {
    .banner_section .bannerSwiper .swiper_item {
        padding: 0 10px;
    }

    .banner_section .bannerSwiper .swiper_item .swiper_item_lf .swiper_item_tags .swiper_item_tag {
        margin-right: 10px;
    }

    .banner_section .bannerSwiper .swiper_item .swiper_item_rt .swiper_item_img {
        width: 80%;
    }

    .banner_section .bannerSwiper .swiper_item .swiper_item_rt .swiper_item_img2 {
        width: 80% !important;
    }

    .banner_section .bannerSwiper .swiper_item .swiper_item_rt .swiper_item_img img {
        width: 100% !important;
    }
}

@media screen and (max-width: 500px) {
    .pinzhi_section .pinzhi .pinzhi_item .pinzhi_img img {
        width: 100px;
        height: 100px;
    }
}