/* banner */
.wap_banner {
    display: none;
}

.banner {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.bg-grid {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background-image: url(../images/spot.png);
    transform: translateZ(0);
    opacity: 0.3;
}

.swiper-container-horizontal>.swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
    bottom: 20px;
}

.swiper-container-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet {
    margin: 0 10px;
}

.swiper-pagination-bullet-active {
    background-color: #ea5b24;
}

.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
}

.banner .swiper-slide {
    width: 100%;
    height: 100vh;
    background-size: cover;
    object-fit: cover;
    background-repeat: no-repeat;
    background-position: center top;
    text-align: center;
    font-size: 18px;
    background: transparent;
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    clip-path: circle(0% at 0 50%);
    transition: all 0.1s ease;
}

.banner .swiper-slide.swiper-slide-active {
    clip-path: circle(150.0% at 0 50%);
    transition: all 0.1s ease;
}

.banner .swiper-slide>a {
    display: block;
    width: 100%;
    height: 100vh;
    position: relative;
}

.banner .swiper-slide img {
    width: 100%;
    height: 100vh;
    object-fit: cover;
}

.banner .swiper-slide .swiper_video {
    width: 100%;
    height: 100vh;
}

/* bideo */
#container {
    overflow: hidden;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    height: 100%;
}

#background_video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    height: 100%;
    width: 100%;
}

#video_cover {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

#overlay {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    /* background: rgba(0, 0, 0, 0.5); */
}

/* 首页 部分 公共样式 */
.index_section {
    width: 100%;
    height: auto;
    margin-top: 100px;
    box-sizing: border-box;
}

.index_tit {
    margin-bottom: 50px;
}

.index_tit_en {
    color: #222;
    font-size: 72px;
    font-weight: bold;
    line-height: 1.2;
}

.index_tit_cn {
    color: #444;
    font-size: 28px;
    font-weight: bold;
    line-height: 1.5;
}

/* 首页关于我们 */
.index_about {
    padding-left: 5%;
}

.index_about .index_about_box {
    height: 400px;
}

.index_about_box .about_text {
    width: 40%;
    padding-right: 10%;
}

.about_text .about_intr {
    height: 330px;
    font-size: 16px;
    line-height: 2.5;
    color: #545454;
}

.about_text .about_more {
    height: 70px;
    line-height: 70px;
    width: 200px;
    background-color: #ec672f;
}

.about_text .about_more:hover {
    background-color: #f7804d;
}

.about_text .about_more span {
    font-size: 16px;
    color: #fff;
    padding-left: 24px;
}

.about_text .about_more img {
    height: 16px;
    width: auto;
    vertical-align: middle;
    transform: translateY(-1px);
    opacity: 0;
}

.about_text .about_more:hover img {
    padding-left: 30px;
    opacity: 1;
}

.index_about_box .about_img {
    width: 60%;
}

.about_img .about_img_box {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100%;
    height: auto;
    border-top-left-radius: 40px;
}

/* 首页产品中心 */
.index_product .product_list {
    display: flex;
    justify-content: space-between;
}

.product_list .product_item {
    width: 441px;
    height: 617px;
}

.product_list .product_item:hover {
    border-radius: 10px;
}

.product_list .product_item a {
    z-index: -1;
}

.product_list .product_item span {
    position: absolute;
    bottom: 30px;
    left: 20px;
    color: #f08348;
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 1px;
    z-index: 10;
}

/* 首页合作伙伴 */
.index_partner {
    height: 1400px;
    background-image: url(../images/partner.jpg);
    background-size: contain;
}

.index_partner .index_tit {
    padding-top: 80px;
    margin-bottom: 0;
}

.index_partner .partner_subtit {
    margin-top: 10px;
    color: #666;
    line-height: 1.5;
}

.index_partner .partner_img {
    margin-bottom: 25px;
    margin-top: 50px;
}

.partner_img img {
    display: block;
    width: 60%;
    height: auto;
    margin: 0 auto;
}

.index_partner .partner_data .numCount ul li {
    width: 25%;
}

.index_partner .partner_data .numCount ul li .item .numU {
    color: #ee733a;
}

.index_partner .partner_data .numCount ul li .item .numU .numCX {
    font-size: 54px;
    font-weight: bold;
}

.index_partner .partner_data .numCount ul li .item .indc {
    color: #666;
}

.index_partner .partner_logo {
    margin-top: 50px;
}

.logo_list .logo_item {
    width: 20%;
}

.logo_list .logo_item .logo_item_con {
    margin-bottom: 20px;
}

.logo_item img {
    width: 100%;
    height: 82px;
    object-fit: cover;
}

/* 首页新闻与活动 */
.index_news .news_item {
    width: 33.33%;
    padding: 50px 20px;
    border-left: 1px solid #f0f0f0;
}

.index_news .news_item:last-child {
    border-right: 1px solid #f0f0f0;
}

.index_news .news_item:hover {
    box-shadow: 0 20px 20px rgb(0 0 0 / 10%);
}

.index_news .news_item .news_time {
    font-size: 32px;
    font-weight: bold;
    color: #666;
    opacity: 0;
}

.index_news .news_item:hover .news_time {
    opacity: 1;
    transform: translateY(10px);
}

.index_news .news_item .news_title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    line-height: 30px;
    margin: 30px 0;
}

.index_news .news_item:hover .news_title {
    color: #ff7327;
}

.index_news .news_item .news_abstract {
    color: #868585;
    font-size: 13px;
    line-height: 26px;
    margin: 30px 0;
}

.index_news .news_item .news_pic {
    margin: 30px 0;
}

.news_pic img {
    height: 250px;
    object-fit: cover;
}

.index_news .news_item .news_arrow {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: transparent;
}

.index_news .news_item:hover .news_arrow {
    transform: rotate(-45deg);
    background-color: #ff7327;
}

.index_news .news_item:hover .straight_arrow::before {
    box-shadow: inset -0.2em 0.2em 0 0 #fff;
}

.index_news .news_item:hover .straight_arrow::after {
    background-color: #fff;
}

/* 首页亮点图片 */
.index_picture {
    height: 900px;
    background: linear-gradient(to right,
            #fff 0%,
            #fff 65%,
            #ea7549 65%,
            #ea7549 100%);
}

.index_picture::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: url('../images/diwen.png');
    opacity: 0.1;
}

.index_picture .index_tit {
    padding-top: 50px;
}

.index_picture .pic_bann {
    z-index: 1;
    width: 950px;
    height: 475px;
    margin: 0 auto;
}

.index_picture .pic_bann .swiper-slide a {
    /* z-index: 10; */
}

.index_picture .picture_btn {
    position: absolute;
    width: 170px;
    height: 350px;
    right: 6%;
    top: 300px;
}

.index_picture .swiper-pagination2.swiper-pagination-custom {
    font-size: 155px;
    line-height: 1;
    color: #fff;
    z-index: 15;
}

/*去掉默认样式*/
.index_picture .swiper-button-prev2::after,
.index_picture .swiper-button-next2::after {
    display: none;
}

/*自定义样式*/
.index_picture .swiper-button-next2,
.index_picture .swiper-button-prev2 {
    position: absolute;
    z-index: 11;
}

.index_picture .swiper-button-next2 {
    background: url('../images/left.svg') no-repeat;
    background-size: 100% 100%;
    width: 16px;
    height: 16px;
    bottom: 50px;
    left: 30%;
}

.index_picture .swiper-button-prev2 {
    background: url('../images/right.svg') no-repeat;
    background-size: 100% 100%;
    width: 16px;
    height: 16px;
    right: 30%;
    bottom: 50px;
}

.swiper-pagination2.swiper-pagination-custom::before {
    /* 横线 */
    content: "";
    position: absolute;
    width: 300px;
    height: 1px;
    top: 80px;
    left: -320px;
    background-color: #ffffffb3;
    opacity: .5;
    z-index: 20;
}

.ldtp_ul {
    position: absolute;
    width: 150px;
    height: 200px;
    left: 10%;
    bottom: 300px;
    font-size: 14px;
    line-height: 1.8;
    z-index: 18;
}

.ldtp_ul li {
    display: none;
}

.ldtp_ul li.active {
    display: block;
}

@media (max-width: 1768px) {
    .index_about .index_about_box {
        height: 380px;
    }

    .index_about_box .about_text {
        padding-right: 8%;
    }

    .about_text .about_intr {
        height: 310px;
    }

    .index_picture {
        height: 880px;
    }

    .index_picture .pic_bann {
        width: 900px;
        height: 450px;
    }

    .news_pic img {
        height: 220px;
    }

    .logo_item img {
        height: 76px;
    }

    .index_partner .partner_img {
        margin-bottom: 0px;
        margin-top: 30px;
    }

    .index_partner {
        height: 1300px;
    }
}

@media (max-width: 1680px) {
    .index_about .index_about_box {
        height: 360px;
    }

    .about_text .about_intr {
        height: 290px;
    }

    .product_list .product_item {
        width: 418.95px;
        height: 586.15px;
    }

    .index_picture {
        height: 850px;
    }

    .index_picture .pic_bann {
        width: 840px;
        height: 420px;
    }

    .news_pic img {
        height: 210px;
    }

    .index_news .news_item .news_abstract {
        min-height: 80px;
    }

    .logo_item img {
        height: 72px;
    }

    .index_partner {
        height: 1250px;
    }
}

@media (max-width: 1600px) {
    .index_about .index_about_box {
        height: 350px;
    }

    .about_text .about_intr {
        height: 280px;
        line-height: 2.2;
    }

    .product_list .product_item {
        width: 396.9px;
        height: 555.3px;
    }

    .index_partner {
        height: 1200px;
    }

    .index_picture {
        height: 800px;
    }

    .index_picture .pic_bann {
        width: 800px;
        height: 400px;
    }

    .ldtp_ul {
        bottom: 270px;
    }

    .index_picture .picture_btn {
        top: 270px;
    }

    .swiper-pagination2.swiper-pagination-custom::before {
        width: 220px;
        left: -240px;
    }

    .index_news .news_item .news_abstract {
        min-height: 85px;
    }

    .news_pic img {
        height: 200px;
    }

    .logo_item img {
        height: 68px;
    }
}

@media (max-width: 1440px) {
    .index_section {
        margin-top: 80px;
    }

    .index_tit {
        margin-bottom: 40px;
    }

    .index_tit_en {
        font-size: 64px;
    }

    .index_tit_cn {
        font-size: 24px;
    }

    .index_about .index_about_box {
        height: 320px;
    }

    .index_about_box .about_text {
        padding-right: 6%;
    }

    .about_text .about_intr {
        height: 255px;
        line-height: 2;
    }

    .about_text .about_more {
        height: 65px;
        line-height: 65px;
        width: 180px;
    }

    .product_list .product_item {
        width: 352.8px;
        height: 493.6px;
    }

    .index_partner {
        height: 1150px;
    }

    .index_partner .index_tit {
        padding-top: 60px;
    }

    .index_partner.div_width_2,
    .index_news.div_width_3,
    .index_picture.div_width_3 {
        padding-left: 5%;
        padding-right: 5%;
    }

    .index_picture {
        height: 780px;
    }

    .ldtp_ul {
        left: 5%;
        bottom: 250px;
    }

    .index_picture .picture_btn {
        top: 250px;
        right: 5%;
        width: 150px;
        height: 300px;
    }

    .index_picture .swiper-pagination2.swiper-pagination-custom {
        font-size: 140px;
    }

    .swiper-pagination2.swiper-pagination-custom::before {
        width: 200px;
        left: -210px;
    }

    .logo_item img {
        height: 65px;
    }
}

@media (max-width: 1366px) {
    .index_about .index_about_box {
        height: 300px;
    }

    .about_text .about_intr {
        height: 240px;
    }

    .about_text .about_more {
        height: 60px;
        line-height: 60px;
    }

    .about_text .about_intr,
    .about_text .about_more span {
        font-size: 15px;
    }

    .product_list .product_item {
        width: 330.75px;
        height: 462.75px;
    }

    .index_picture {
        height: 760px;
    }

    .index_picture .pic_bann {
        width: 760px;
        height: 380px;
    }

    .logo_item img {
        height: 61px;
    }
}

@media (max-width: 1280px) {
    .index_about_box .about_text {
        padding-right: 4%;
    }

    .index_partner {
        height: 1060px;
    }

    .index_picture {
        height: 740px;
    }

    .index_picture .pic_bann {
        width: 700px;
        height: 350px;
    }

    .swiper-pagination2.swiper-pagination-custom::before {
        width: 160px;
        left: -165px;
    }

    .news_pic img {
        height: 180px;
    }

    .logo_item img {
        height: 58px;
    }
}

@media (max-width: 1176px) {
    .index_about .index_about_box {
        height: 280px;
    }

    .about_text .about_intr {
        height: 225px;
    }

    .about_text .about_more {
        height: 55px;
        line-height: 55px;
        width: 160px;
    }

    .about_text .about_intr,
    .about_text .about_more span {
        font-size: 14px;
    }

    .product_list .product_item {
        width: 308.7px;
        height: 431.9px;
    }

    .index_partner {
        height: 1020px;
    }

    .index_picture {
        height: 700px;
    }

    .index_picture .pic_bann {
        width: 600px;
        height: 300px;
    }

    .news_pic img {
        height: 160px;
    }

    .logo_item img {
        height: 53px;
    }
}

@media (max-width:1024px) {
    .index_section {
        width: 90%;
        height: auto;
        margin-left: auto;
        margin-right: auto;
        margin-top: 80px;
        box-sizing: border-box;
        padding: 0;
        background: none;
    }

    .index_tit {
        margin-bottom: 40px;
        text-align: center;
    }

    .index_tit_en {
        color: #666;
        font-size: 32px;
        line-height: 40px;
        font-weight: bold;
    }

    .index_tit_cn {
        color: #666;
        font-size: 32px;
        line-height: 40px;
        font-weight: bold;
    }

    /* 轮播图 */
    .banner {
        display: none;
    }

    .wap_banner {
        display: block;
        margin-top: 60px;
        overflow: hidden;
    }

    .wap_banner img {
        /* width: 100%;
        height: 500px;
        object-fit: cover; */
        width: 100%;
        height: auto;
    }



    /* 关于我们 */
    .index_about .index_about_box {
        height: auto;
    }

    .index_about .about_text {
        width: 100%;
        padding: 0 2.5%;
    }

    .index_about .about_text .about_intr {
        font-size: 16px;
        line-height: 2.2;
        color: #999;
        height: auto;
    }

    .index_about .about_text .about_more {
        display: none;
    }

    .index_about .about_img {
        width: 100%;
        margin-top: 15px;
        height: 350px;
    }

    /* 产品中心 */
    .index_product .product_list {
        flex-wrap: wrap;
    }

    .index_product .product_list .product_item {
        width: 80%;
        height: auto;
        margin-left: auto;
        margin-right: auto;
    }

    .index_product .product_list .product_item:not(:last-child) {
        margin-bottom: 30px;
    }

    /* 合作伙伴 */
    .index_partner .index_tit {
        padding: 0;
    }

    .index_partner .partner_subtit {
        color: #999;
        font-size: 14px;
        line-height: 2.2;
    }

    .index_partner .partner_img {
        width: 80%;
        height: auto;
        margin: 50px auto;
    }

    .index_partner .partner_img img {
        width: 100%;
        height: auto;
    }

    .index_partner .partner_data .numCount ul li {
        width: 50%;
        padding: 20px 0;
    }

    .index_partner .logo_list .logo_item {
        width: 25%;
    }

    /* 新闻与活动 */
    .index_news .news_list .news_item {
        border: none;
        padding: 0 0 30px 0;
        width: 100%;
        border-bottom: 1px solid #eee;
    }

    .index_news .news_list .news_item:not(:first-child) {
        padding-top: 20px;
    }

    .index_news .news_list .news_time,
    .index_news .news_list .news_arrow {
        display: none;
    }

    .index_news .news_list .news_title,
    .index_news .news_list .news_abstract,
    .index_news .news_item .news_pic {
        margin: 10px 0;
    }

    /* 亮点图片 */
    .index_picture::after {
        background: none;
    }

    .index_picture .index_tit {
        padding: 0;
    }

    .index_picture .pic_bann {
        width: 100%;
        height: auto;
        margin-bottom: 120px;
    }

    .ldtp_ul {
        position: absolute;
        width: 100%;
        height: 30px;
        left: 0;
        right: 0;
        bottom: 50px;
        line-height: 1.8;
        color: #999;
        font-size: 14px;
        z-index: 3;
        text-align: center;
    }

    .index_picture .picture_btn {
        display: none;
    }

    .index_picture .pic_bann .swiper-wrapper {
        width: 100%;
        margin: 0px !important;
        padding: 0px !important;
    }

    .index_picture .pic_bann .swiper-wrapper .swiper-slide {
        width: 90%;
        height: auto;
        margin: 0px !important;
        padding: 0px !important;
        overflow: hidden;
    }

    .index_picture .pic_bann .swiper-wrapper .swiper-slide img {
        width: 100%;
    }

    .news_pic img {
        height: 250px;
    }

    .logo_item img {
        height: 51px;
    }
}

@media (max-width:992px) {}

@media (max-width:912px) {
    .index_about .about_img {
        height: 300px;
    }

    .logo_item img {
        height: 65px;
    }
}

@media (max-width:820px) {
    .index_about .about_img {
        height: 280px;
    }

    /* .wap_banner img {
        height: 400px;
    } */
    .logo_item img {
        height: 40px;
    }
}

@media (max-width:768px) {
    .index_about .about_img {
        height: 260px;
    }

    .news_pic img {
        height: 220px;
    }

    /* .wap_banner img {
        height: 360px;
    } */

    .index_product .product_list .product_item {
        width: 90%;
    }

    .logo_item img {
        height: 38px;
    }
}

@media (max-width:712px) {
    .index_about .about_img {
        height: 240px;
    }
}

/* @media screen and (max-width:720px) {} */
/* @media screen and (max-width:680px) {} */
@media (max-width:640px) {
    .index_section {
        margin-top: 70px;
    }

    .index_about .about_img {
        height: 220px;
    }

    .index_partner .logo_list .logo_item {
        width: 33.3333%;
    }

    .logo_item img {
        height: 42px;
    }

    /* .wap_banner img {
        height: 300px;
    } */
}

/* @media screen and (max-width:600px) {} */
/* @media screen and (max-width:560px) {} */
/* @media screen and (max-width:520px) {} */

@media (max-width:480px) {
    .index_section {
        width: 95%;
        margin-top: 60px;
    }

    .index_about .about_img {
        height: 170px;
    }

    .index_picture .pic_bann {
        margin-bottom: 100px;
    }

    .ldtp_ul {
        bottom: 40px;
    }

    .news_pic img {
        height: 180px;
    }

    /* .wap_banner img {
        height: 250px;
    } */

    .index_product .product_list .product_item {
        width: 95%;
    }

    .index_partner.div_width_2,
    .index_news.div_width_3,
    .index_picture.div_width_3 {
        padding-left: 0;
        padding-right: 0;
    }

    .index_news .div_con_1 {
        width: 95%;
    }

    .logo_item img {
        height: 32px;
    }
}

/* @media screen and (max-width:440px) {} */

@media (max-width:400px) {
    .index_about .about_img {
        height: 150px;
    }

    .news_pic img {
        height: 160px;
    }

    .logo_item img {
        height: 30px;
    }

    /* .wap_banner img {
        height: 200px;
    } */
}

/* @media screen and (max-width:360px) {}*/

@media (max-width:320px) {
    .index_about .about_img {
        height: 120px;
    }

    .index_product .product_list .product_item {
        width: 90%;
    }

    .index_partner .partner_img {
        width: 90%;
        margin: 20px auto;
    }

    .index_partner .partner_data .numCount ul li .item .numU .numCX {
        font-size: 32px;
    }

    .index_partner .partner_logo {
        margin-top: 20px;
    }

    .logo_item_con.div_con_1 {
        width: 90%;
    }

    .logo_list .logo_item .logo_item_con {
        margin-bottom: 10px;
    }

    .news_item .div_con_1 {
        width: 90%;
    }
}