.lh-header-l {
    position: absolute;
}

/* 业务领域  开始 */
.business {
    padding: 140px 0;
}

.lh-public-title .top {
    display: flex;
}

.lh-public-title .top img {
    margin-right: 40px;
}

.lh-public-title .top .f16 {

    color: #000000;
    line-height: 26px;
}

.lh-public-title .ccont {
    margin-left: 85px;

    color: #000000;
    line-height: 34px;
}

.lh-services-item {
    margin-top: 100px;
    width: auto;
    margin-left: 0;
    display: flex;
}

.lh-services-item .img img {
    margin: 0 auto;
}

.lh-services-item .img .area_img_active {
    display: none;
}

.lh-services-item li:hover .area_img {
    display: none;
}

.lh-services-item li:hover .img .area_img_active {
    display: block;
}

.lh-services-item li:hover h3,
.lh-services-item li:hover h4 {
    color: #D2000E;
}

.montserratSemiBold,
.lh-services-item li .name {

    color: #000000;
    line-height: 28px;
    font-weight: normal;
}

/* 业务领域  结束 */
/* 项目案例  开始 */
.lh-case {
    padding: 120px 0px 0;
}

/* .lh-case .lh-case-banner {
    height: 775px;
} */

.lh-case .case {
    padding-bottom: 120px;
    /* position: absolute;
    left: 0; */
    width: 100%;
    padding-left: 8%;
}

.lh-case .case .swiper {
    overflow: visible;
}

pre {

    color: #000000;
    line-height: 34px;
}

.lh-case .f24 {

    color: #000000;
    line-height: 62px;
    margin: 20px 0 20px;
    transition: all .36s;
}

.lh-case .f14 {

    color: #000000;
    line-height: 28px;
}

.lh-case .bottom {
    /* position: absolute;
    bottom: 130px; */
    width: 95%;
    /* left: 0; */
    display: flex;
    align-items: center;
    margin-top: 100px;
}

.lh-case .bottom .line {
    display: block;
    flex: 1;
    height: 1px;
    background: #D2D2D2;
    position: relative;
    margin-right: 40px;
}

.lh-case .bottom .line::after {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 11px;
    background: #000000;
}

.lh-case .case .swiper-slide {
    height: auto !important;
}

.lh-case .swiper-pagination {
    position: unset !important;
    width: auto;

    color: #333333;
    line-height: 100px;
    margin-right: 100px;
    line-height: 1;
}

.lh-case .swiper-pagination-current {
    font-size: 30px;
}

.lh-case .swiper-button-next,
.lh-case .swiper-button-prev {
    position: unset !important;
    width: 14px !important;
    height: 25px !important;
    background-size: 14px 25px !important;
    opacity: 1 !important;
    margin-top: 0 !important;
}

.swiper-button-next:after,
.swiper-button-prev:after {
    content: ''
}

.lh-case .swiper-button-prev {
    background-image: url(../images/sw_lf_active.png) !important;
    margin-right: 40px;
}

.lh-case .swiper-button-prev.swiper-button-disabled {
    background-image: url(../images/sw_lf_disabled.png) !important;
}

.lh-case .swiper-button-next {
    background-image: url(../images/sw_rg_active.png) !important;
}

.lh-case .swiper-button-next.swiper-button-disabled {
    background-image: url(../images/sw_rg_disabled.png) !important;
}

.lh-case .swiper-slide:hover .f24 {
    color: #D2000E;
    transition: all .36s;
}

.lh-case .swiper-slide img {
    width: 100%;
}

/* 项目案例  结束 */
/* 关于我们  开始 */
.lh-about {
    padding: 140px 0 110px;
}

.lh-about-text {
    width: 100%;
}

.lh-about-text .bottom {
    display: flex;
    justify-content: space-between;
    margin-top: 70px;
    margin-left: 85px;
    align-items: flex-end;
}

.lh-about-text .ccont {
    max-width: 610px;

    color: #000000;
    line-height: 36px;
}

.lh-about-text h3 {
    display: flex;
}

.lh-about-text .f66 {

    color: #000000;
    line-height: 1;
}

.lh-about-text sup {

    color: #000000;
    line-height: 28px;
    display: block;
}

.lh-about-text .lh-about-item p {

    color: #333333;
    line-height: 28px;
    margin-top: 10px;
}

.lh-about-text .num_box {
    display: flex;
    align-items: baseline;
}

.lh-about .img {
    width: 100%;
    margin-top: 100px;
}

.lh-about .img img {
    width: 100%;
}

/* 关于我们  结束 */
/* 向一优势  开始 */
.advantage {
    background: #F7F7F7;
    padding: 120px 0;
}

.advantage_box {
    margin-top: 80px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 20px;
}

.advantage_box .one {
    background-color: #fff;
    padding: 40px;
    box-sizing: border-box;
    position: relative;
    z-index: 1;
    transition: all .36s;
}

.advantage_box .one .ico {
    width: 56px;
    height: 56px;
    background: #F5F5F5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .36s;
}

.advantage_box .one .ico .iconfont {
    font-size: 30px;
    transition: all .36s;
}

.advantage_box .one .f24 {

    color: #000000;
    line-height: 26px;
    margin: 25px 0;
    transition: all .36s;
}

.advantage_box .one .f16 {

    color: #666;
    line-height: 26px;
    transition: all .36s;
}

.advantage_box .one .num {
    position: absolute;
    right: 15px;

    font-weight: bold;
    color: #F9F9F9;
    line-height: 1;
    z-index: -1;
    bottom: -50px;
    transition: all .36s;
}

.advantage_box .one:hover {
    background-color: #D2000E;
    transition: all .36s;
}

.advantage_box .one:hover .ico {
    background-color: #fff;
    color: #D2000E;
    transition: all .36s;
}

.advantage_box .one:hover .f24,
.advantage_box .one:hover .f16 {
    color: #fff;
    transition: all .36s;
}

.advantage_box .one:hover .num {
    color: rgba(255, 255, 255, 0.1);
    transition: all .36s;
}

/* 向一优势  结束 */
/* 新闻动态  开始 */
.new {
    padding: 140px 0;
    box-sizing: border-box;
}

.new .lh-public-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.new .tab {
    display: flex;
}

.new .tab .one {
    padding: 20px 60px;
    box-sizing: border-box;
    border: 1px solid #000;

    color: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .36s;
    position: relative;
    z-index: 1;
    transition: all .36s;
    cursor: pointer;
    background-color: #F7F7F7;
}

.new .tab .one.active {
    background-color: #000;
    color: #fff;
    transition: all .36s;
}

.new .tab .one:hover {
    color: #fff;
    transition: all .36s;
}

.new .tab .one::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    background-color: #000;
    width: 100%;
    height: 0;
    z-index: -1;
    transition: all .36s;
}

.new .tab .one:hover::after {
    height: 100%;
    transition: all .36s;
}

.new .tab_content1 {
    display: none;
}

.new .tab_content1:nth-child(1) {
    display: block;
}

.new .tab_content .content_box {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 180px;
    margin-top: 85px;
    margin-left: 85px;
}

.new .tab_content .content_box a {
    position: relative;
}

.new .tab_content .content_box a::after {
    content: '';
    position: absolute;
    top: 0;
    right: -90px;
    width: 1px;
    height: 100%;
    background-color: #eee;
}

.new .tab_content .content_box a:nth-last-of-type(1)::after {
    content: none;
}

.new .tab_content .content_box a .img {
    overflow: hidden;
}

.new .tab_content .content_box a img {
    width: 100%;
    transition: all .36s;
}

.new .tab_content .content_box a .f18 {

    color: #000000;
    line-height: 26px;
    margin: 30px 0;
    transition: all .36s;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.new .tab_content .content_box a .f14 {

    color: #666666;
    line-height: 24px;
    margin-bottom: 65px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}

.new .tab_content .content_box a .line {
    width: 50px;
    height: 1px;
    background: #646464;
    position: relative;
}

.new .tab_content .content_box a .line::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 22px;
    height: 22px;
    background: #F7F7F7;
    border: 1px solid #646464;
    border-radius: 50%;
    transform: translateX(-50%) translateY(-50%);
    z-index: -1;
    transition: all 1s;
}

.new .tab_content .content_box a:hover .line::after {
    left: 100%;
    transition: all 1s;
    border-color: #D2000E;
    background: #fff;
}

.new .tab_content .content_box a:hover img {
    transform: scale(1.1);
    transition: all .36s;
}

.new .tab_content .content_box a:hover .f18 {
    color: #D2000E;
    transition: all .36s;
}

/* 新闻动态  结束 */
/* 售后服务  开始 */
.service {
    background: #F7F7F7;
    position: relative;
    z-index: 1;
}

.service .container {
    position: unset;
}

.service .content .lf {
    padding-top: 120px;
    padding-bottom: 88px;
}

.service .content .lf .desc {

    color: #000000;
    line-height: 36px;
    margin-top: 90px;
    margin-left: 85px;
    width: 29%;
}

.service .content .lf .icon_box {
    margin-top: 110px;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    background-color: #fff;
    width: 74%;
}

.service .content .lf .icon_box .one {
    padding: 30px 0;
    box-sizing: border-box;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.service .content .lf .icon_box .iconfont {
    font-size: 32px;
    color: #000;
}

.service .content .lf .icon_box .f16 {

    color: #000000;
    line-height: 28px;
    margin-top: 10px;
}

.service .content .img {
    width: 57%;
    position: absolute;
    right: 0;
    top: 0;
    z-index: -1;
    height: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service .content .img img {
    width: auto;
    max-width: 100%;
}

/* 售后服务  结束 */
/* 合作伙伴  开始 */
.partner {
    padding: 140px 0;
}

.partner_box {
    margin-top: 90px;
    /* display: grid; */
    /* grid-template-columns: repeat(4, 1fr); */
    position: relative;
}

.partner_box .swiper {
    padding-bottom: 30px;
}

.partner_box .swiper-pagination {
    bottom: 0px !important;
}

.partner_box .one {
    display: flex;
    align-items: center;
    justify-content: center;
    border-top: 1px solid #eee;
    border-left: 1px solid #eee;
    border-bottom: 1px solid #eee;
    padding: 40px 0 60px;
    box-sizing: border-box;
    position: relative;
    transition: all .36s;
    height: 200px;
    overflow: hidden;
}

.partner_box .one:nth-child(-n+8) {
    /* border-top: none; */
    border-bottom: none;
}

.partner_box .one:nth-child(8n) {
    /* border-right: none; */
    border-right: 1px solid #eee;
}


.partner_box img {
    width: auto;
    height: auto;
}

.partner_box .one:hover {
    box-shadow: 0px 0px 21px 0px rgba(0, 0, 0, 0.11);
    transition: all .36s;
}

/* 合作伙伴  结束 */
@media (max-width:2560px) and (min-width:1921px) {
    .service .content .img img {
        height: auto;
        width: 100%;
    }
}

@media (max-width:1680px) {

    .business,
    .lh-about,
    .advantage,
    .new,
    .partner {
        padding: 100px 0;
    }

    .lh-case {
        padding: 100px 8.2vw 0px;
    }

    .lh-case .case {
        padding-bottom: 100px;
    }

    .lh-case .f24 {
        line-height: 50px;
    }

    .new .tab .one {
        padding: 15px 50px;
    }

    .new .tab_content .content_box {
        grid-gap: 140px;
    }

    .new .tab_content .content_box a::after {
        right: -70px;
    }

    .service .content .lf {
        padding-top: 100px;
    }

    .advantage_box .one {
        padding: 30px;
    }

    .advantage_box .one .f24 {
        margin: 20px 0;
    }

    .service .content .lf .desc {
        margin-top: 80px;
    }

    .service .content .lf .icon_box {
        margin-top: 100px;
    }

    .lh-case .case {
        /* width: 86vw; */
    }

    .lh-case {
        padding: 100px 0 0;
    }
}

@media (max-width:1440px) {

    .business,
    .lh-about,
    .advantage,
    .new,
    .partner {
        padding: 80px 0;
    }

    .service .content .lf {
        padding-top: 80px;
        padding-bottom: 60px;
    }

    .lh-public-title .ccont {
        margin-top: 60px;
    }

    .lh-services-item {
        margin-top: 80px;
    }

    .lh-case .f24 {
        line-height: 40px;
    }

    .lh-about .img {
        margin-top: 80px;
    }

    .new .tab_content .content_box {
        grid-gap: 100px;
        margin-top: 70px;
    }

    .new .tab_content .content_box a::after {
        right: -50px;
    }

    .new .tab_content .content_box a .f18 {
        margin: 20px 0;
    }

    .new .tab .one {
        padding: 12px 40px;
    }

    .service .content .lf .desc {
        margin-top: 60px;
    }

    .service .content .lf .icon_box,
    .partner_box {
        margin-top: 80px;
    }

    .partner_box img {
        transform: scale(0.9);
    }

    .lh-case .case {
        padding-bottom: 80px;
    }

    .lh-case {
        padding: 80px 0 0;
    }

    .lh-case .swiper-pagination {
        margin-right: 80px;
    }

    .lh-case .bottom {
        margin-top: 80px;
    }
}

@media (max-width:1280px) {

    .business,
    .lh-about,
    .advantage,
    .new,
    .partner {
        padding: 60px 0;
    }

    .service .content .lf {
        padding-top: 60px;
        padding-bottom: 40px;
    }

    .lh-public-title .ccont {
        margin-top: 50px;
    }

    .lh-services-item {
        margin-top: 60px;
    }

    .lh-services-item .img img {
        height: 49px;
    }

    .lh-case-banner,
    .lh-about-text .bottom,
    .advantage_box {
        margin-top: 60px;
    }

    .lh-case .f24 {
        line-height: 30px;
    }

    .lh-about .img {
        margin-top: 60px;
    }

    .lh-about-text .ccont {
        max-width: 480px;
    }

    .lh-about-item li {
        margin-left: 4vw;
    }

    .advantage_box {
        grid-template-columns: repeat(3, 1fr);
    }

    .advantage_box .one .num {
        bottom: -30px;
    }

    .new .tab_content .content_box {
        grid-gap: 80px;
        margin-top: 60px;
    }

    .new .tab_content .content_box a::after {
        right: -40px;
    }

    .new .tab_content .content_box a .f14 {
        margin-bottom: 45px;
    }

    .service .content .lf .desc {
        margin-top: 40px;
    }

    .service .content .lf .icon_box,
    .partner_box {
        margin-top: 60px;
    }

    .service .content .lf .icon_box {
        width: 85%;
    }

    .partner_box img {
        transform: scale(0.8);
    }

    .partner_box .one {
        padding: 40px 0 50px;
    }

    .lh-case .case {
        padding-bottom: 60px;
    }

    .lh-case .bottom {
        margin-top: 60px;
    }

    .lh-case {
        padding: 60px 0 0;
    }

    .lh-case .swiper-pagination {
        margin-right: 60px;
    }
}

@media (max-width:1024px) {

    .business,
    .lh-about,
    .advantage,
    .new,
    .partner {
        padding: 40px 0;
    }

    .service .content .lf {
        padding-top: 40px;
    }

    .lh-public-title .ccont {
        margin-top: 40px;
        margin-left: 0;
    }

    .lh-services-item {
        margin-top: 40px;
    }

    .lh-public-title .top {
        align-items: center;
    }

    .lh-public-title .top img {
        margin-right: 20px;
    }

    .lh-public-title .ccont br {
        display: none;
    }

    .lh-case-banner,
    .lh-about-text .bottom,
    .advantage_box {
        margin-top: 40px;
    }

    .lh-case .f24 {
        margin: 15px 0 15px;
    }

    .lh-about .img {
        margin-top: 40px;
    }

    .lh-about-text .bottom {
        margin-left: 0;
        flex-direction: column;
        align-items: flex-start;
    }

    .lh-about-text .ccont {
        max-width: 100%;
    }

    .lh-about-item {
        margin-top: 40px;
        width: 100%;
        display: flex;
        justify-content: space-between;
    }

    .lh-about-item li {
        margin-left: 0;
    }

    .clearfix:after {
        content: none;
    }

    .advantage_box {
        grid-template-columns: repeat(2, 1fr);
    }

    .advantage_box .one .num {
        bottom: -23px;
    }

    .advantage_box .one .f24 {
        margin: 15px 0;
    }

    .new .tab_content .content_box {
        margin-left: 0;
        grid-template-columns: repeat(2, 1fr);
    }

    .new .tab_content .content_box {
        grid-gap: 60px;
        margin-top: 40px;
    }

    .new .tab_content .content_box a::after {
        right: -30px;
    }

    .new .tab_content .content_box a:nth-child(2n):after {
        content: none;
    }

    .service .content {
        padding-bottom: 40px;
    }

    .service .content .img {
        width: 100%;
        position: unset;
    }

    .service .content .lf .icon_box {
        width: 100%;
        grid-template-columns: repeat(4, 1fr);
        grid-gap: 20px;
        background: none;
        margin-top: 40px;
    }

    .service .content .lf .icon_box .one {
        background-color: #fff;
        padding: 20px 0;
    }

    .service .content .lf .desc {
        margin-top: 20px;
        margin-left: 0;
        width: 100%;
    }

    .partner_box {
        margin-top: 40px;
        grid-template-columns: repeat(2, 1fr);
    }

    .partner_box .one {
        padding: 30px 0;
    }

    .partner_box img {
        transform: scale(0.7);
    }

    .partner_box .one {
        height: 120px;
    }

    .partner_box .one::before,
    .partner_box .one::after {
        content: none;
    }

    .lh-case {
        padding: 40px 0 0;
    }

    .lh-case .lh-case-banner {
        height: auto;
    }

    .lh-case .case {
        padding-bottom: 40px;
        overflow: hidden;
        position: unset;
        width: 92%;
        padding-left: 0;
        margin: 0 auto;
    }

    .lh-case .bottom {
        position: unset;
        margin-top: 40px;
    }

    .lh-case .swiper-pagination {
        margin-right: 40px;
    }
}

@media (max-width:980px) {
    .lh-header-l {
        position: unset;
    }

    .lh-services-item {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        grid-gap: 20px;
    }

    .lh-services-item li {
        width: 100%;
        margin-top: 0;
    }

    .lh-services-item .img {
        width: auto;
    }

    .lh-services-item .img img {
        height: 39px;
    }

    .lh-case-banner {
        margin-top: 40px;
    }
}

@media (max-width:768px) {

    .business,
    .lh-about,
    .advantage,
    .new,
    .partner {
        padding: 30px 0;
    }

    .service .content .lf {
        padding: 30px 0;
    }

    .lh-public-title .ccont {
        margin-top: 30px;
    }

    .lh-services-item {
        margin-top: 30px;
    }

    .lh-case-banner,
    .lh-about-text .bottom,
    .lh-about-item,
    .advantage_box {
        margin-top: 30px;
    }

    .lh-case .f24 {
        margin: 10px 0 10px;
    }

    .lh-case .f14 {
        line-height: 25px;
    }

    .lh-about .img {
        margin-top: 30px;
    }

    .advantage_box {
        grid-template-columns: repeat(1, 1fr);
    }

    .advantage_box .one {
        padding: 25px;
    }

    .new .lh-public-title {
        flex-direction: column;
        align-items: flex-start;
    }

    .new .tab {
        margin-top: 30px;
    }

    .new .tab .one {
        padding: 10px 30px;
    }

    .new .tab_content .content_box {
        grid-template-columns: repeat(1, 1fr);
    }

    .new .tab_content .content_box {
        grid-gap: 30px;
        margin-top: 30px;
    }

    .new .tab_content .content_box a .line {
        display: none;
    }

    .new .tab_content .content_box a .f14 {
        margin-bottom: 0px;
    }

    .new .tab_content .content_box a::after {
        content: none;
    }

    .new .tab_content .content_box a .f18 {
        margin: 10px 0;
    }

    .service .content {
        padding-bottom: 30px;
    }

    .service .content .lf .icon_box {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 30px;
    }

    .partner_box {
        margin-top: 30px;
    }

    .partner_box .swiper {
        padding-right: 1px;
    }

    .partner_box .one {
        padding: 20px 0;
        height: 80px;
    }

    .lh-case {
        padding: 30px 0 0;
    }

    .lh-case .case {
        padding-bottom: 30px;
    }

    .lh-case .bottom {
        margin-top: 30px;
    }

    .lh-case .swiper-pagination {
        margin-right: 30px;
    }

    .lh-case .swiper-button-next,
    .lh-case .swiper-button-prev {
        position: unset !important;
        width: 10px !important;
        height: 20px !important;
        background-size: 10px 20px !important;
    }
}

@media (max-width:500px) {
    .partner_box .one {
        height: 60px;
    }
}