header {
    height: 90px;
    /* transition: all .3s ease */
}

.returnTop {
    display: none;
    width: 4vw;
    position: fixed;
    right: 4vw;
    top: 70vh;
    text-align: center;
    z-index: 5;

}

.returnTop img {
    max-width: 100%;
    margin-bottom: 22px;
    cursor: pointer;
}

.return_t {
    width: 2vw;
    max-width: 43px;
}

#container {
    width: 100%;
    height: 100%;
}

.header_c {
    height: 90px;
    padding: 0 4vw;
    position: fixed;
    width: 92vw;
    background-color: #fff;
    z-index: 22;
    transition: all .3s ease
}

.header_scroll .header_c {
    height: 40px;
    box-shadow: rgba(0, 0, 0, .1) 0 1px 5px;
}

.logo {
    padding: 23px 0 0;
}

.logo img {
    height: 43px;
    transition: all .3s ease
}

.header_scroll .logo {
    padding: 8px;
}

.header_scroll .logo img {
    height: 25px;

}

.navR {
    display: flex;
    padding: 36px 0;
    transition: all .3s ease
}

.header_scroll .navR {
    padding: 10px 0;
}

.header_scroll .navIcon {
    padding: 10px 0;
}

.navIcon {
    display: none;
    width: 20px;
    padding: 36px 0 0;
}

.navIcon img {
    width: 100%;
}

.navT {
    display: none;
    position: fixed;
    z-index: 22;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    bottom: 0;
    text-align: center;
    line-height: 40px;
    background: rgba(0, 0, 0, .8);
    font-size: 18px;
}

.navT ul {
    padding: 100px 0
}

.navT ul li a {
    color: #fff;
}

.closeB {
    position: fixed;
    right: 10%;
    top: 3%;
}

.navR ul li {
    float: left;
    width: 5vw;
    text-align: center;
    border-right: 1px solid #ddd;
}

.navR ul li a {
    color: #666;
}

.navR ul li a:hover {
    color: #000;
}

.tel img {
    width: 1.2vw;
    max-width: 30px;
    vertical-align: middle;
    margin: 0 5px 0 10px;
}

.banner {
    height: 38vw;

}

.banner img {
    /* object-fit: none; */
    height: 37vw;
}

.swiper-container {
    width: 100%;
    height: 37vw;
}

.swiper-slide {
    background-position: center;
    background-size: cover;
    height: 38vw;
}

.swiper-slide.swiper-slide-active {
    /* -webkit-transform: translate3d(0px, 0px, 0px) rotateX(0deg) rotateY(0deg) !important;
    -moz-transform: translate3d(0px, 0px, 0px) rotateX(0deg) rotateY(0deg) !important;
    -o-transform: translate3d(0px, 0px, 0px) rotateX(0deg) rotateY(0deg) !important;
    -ms-transform: translate3d(0px, 0px, 0px) rotateX(0deg) rotateY(0deg) !important;
    transform: translate3d(0px, 0px, 0px) rotateX(0deg) rotateY(0deg) !important; */
}



.main {
    position: relative;
    z-index: 1;
    background-color: #fff;
}

.pai_des {
    width: 63vw;
    margin: auto;
}

.pai_des_t {
    font-size: 2vw;
    color: #727171;
    padding: 9vw 0 3vw;
}

.pai_des_i {
    color: #595757;
    font-size: 12px;
}

.pai_des_b {
    font-size: 12px;
    width: 46vw;
    max-width: 100%;
    color: #9fa0a0;
    line-height: 30px;
    /* text-align: center; */
}

.pai_des_b img {
    max-width: 100%;
}

.pai_des_con {
    padding: 5vw 0;
}

.pai_des_con img {
    max-width: 100%;
}

.pai_des_b:hover {
    color: #666;
}

.main_c {
    background-color: #fff;
    padding: 9vw 4vw 0;
}

.main_nav {
    float: right;
}

.main_nav ul li {
    float: left;
    color: #888889;
    margin-left: 40px;
}

.main_nav ul li a {
    display: block;
    text-align: right;
    color: #888889;
}

.main_nav ul li a.hover {
    color: #333;
}

.main_nav ul li a:hover {
    display: block;
    text-align: right;
    color: #333;
}

/* .main_nav ul li:first-child a {
    color: #333;
} */

.main_con {
    /* display: flex; */
    padding-top: 1.5vw;
}

.main_con_1 .grid-demo {
    height: 26vw;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.main_con_1 a {
    display: block;
}

img {
    image-rendering: -moz-crisp-edges;
    /* Firefox */
    image-rendering: -o-crisp-edges;
    /* Opera */
    image-rendering: -webkit-optimize-contrast;
    /*Webkit (non-standard naming) */
    image-rendering: crisp-edges;
    -ms-interpolation-mode: nearest-neighbor;
    /* IE (non-standard property) */
}

.main_con_1 .grid-demo img {

    height: 26vw;
    width: 100%;
    top: 0;
    position: relative;
    left: 0;
    -webkit-transition: -webkit-transform 0.5s;
    -moz-transition: -moz-transform 0.5s;
    -o-transition: -o-transform 0.5s;
    transition: transform 0.5s;

}

.main_con_1 .grid-demo:hover img {
    -webkit-transform: scale(1.2);
    -moz-transform: scale(1.2);
    -ms-transform: scale(1.2);
    -o-transform: scale(1.2);
    transform: scale(1.2);
}


.design {
    display: none;
    position: absolute;
    text-align: left;
    top: 0;
    width: 100%;
    color: #fff;
    bottom: 0;
    background: rgba(0, 0, 0, .6);
}

/* .main_con_1 .grid-demo:hover .design {
    -webkit-animation: fadenum 1.2s;

    -moz-animation: fadenum 1.2s;

    animation: fadenum 1.2s;
} */
.design_c {
    position: absolute;
    bottom: 4%;
    left: 6%;
    width: 100%;

}

.design_t {
    font-size: 1vw;
}

.design_b {
    font-size: 12px;
}

/* .main_more a {
    display: block;
    width: 11vw;
    height: 3vw;
    margin: 3vw auto 10vw;
    border: 2px solid #ddd;
    line-height: 3vw;
    text-align: center;
    font-size: 16px;
    color: #9fa0a0;

} */
.main_more {
    position: relative;
    z-index: 10;
    background-color: #fff;
}

.main_more .cmore {
    margin: 3vw auto 10vw;
    display: block;
    color: #b9b9b9;
    width: 300px;
    height: 50px;
    transition: all 0.5s cubic-bezier(0.215, 0.61, 0.355, 1) 0s;
    border-radius: 0px;
    font-size: 18px;
    text-align: center;
    text-indent: 0px;
    line-height: 50px;
    font-size: 13px;
    border: none;
    position: relative;
}

.main_more .cmore:after {
    content: "";
    display: block;
    width: 260px;
    height: 42px;
    border: 1px solid #D9D9D9;
    position: absolute;
    bottom: 2px;
    z-index: 2;
    margin-left: 20px;
    transition: all 0.2s ease 0s;
}

.main_more .cmore:hover {
    color: #333
}

.main_more .cmore:hover:after {
    transform: scale(1.1, 1.1);
    border: 1px solid #e0e0e0;
}

.main_more .cmore i {
    /* font-family: 'simsun'; */
    font-style: normal;
    font-size: 18px;
    text-indent: -10px;
    line-height: 50px;
    transition: all ease-out .3s;
    color: #fff;
    display: inline-block;
    opacity: 0
}

.main_more .cmore:hover i {
    color: #333;
    text-indent: 10px;
    opacity: 1
}



.partener {
    /* padding: 0 4vw; */
    background-color: #fff;
}

.partener_t {
    margin: 0 6vw;
    text-align: center;
    line-height: 2vw;
    font-size: 2vw;
    color: #727171;
    padding-bottom: 2vw;
    border-bottom: 2px solid #ddd;
}

.main_con_2 .grid-demo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 8vw;
}

.main_con_2 {
    padding: 0 2vw
}

.main_con_2 .grid-demo img {
    max-height: 80px;
    max-width: 60%;
    height: auto;
    text-align: center;
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    -ms-filter: grayscale(100%);
    -o-filter: grayscale(100%);
    filter: grayscale(100%);
    filter: gray;
    /* opacity: 0.7; */
}

.main_con_2 .grid-demo img:hover {
    -webkit-filter: grayscale(0%);
    -moz-filter: grayscale(0%);
    -ms-filter: grayscale(0%);
    -o-filter: grayscale(0%);
    filter: grayscale(0%);
    filter: inherit
}

.ad {
    width: 100%;
    padding: 11vw 0;
    display: flex;
}

.ad .img {
    flex: 1;
    height: 19vw;
    width: 31vw;
    position: relative;
}

.ad .img img {
    width: 100%;
    height: 100%;
}

/* 广告位效果 */
.img .kjz {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    bottom: 0;
    opacity: 1;
    transition: all 0.6s;
    z-index: 2;
}

.img .kjz img {
    width: 100%;
    height: 100%;
}

.imgz {
    position: absolute;
    z-index: 2;
    top: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    transition: all 0.6s;
    opacity: 0;
}

.service_info {
    position: absolute;
    bottom: 55%;
    width: 80%;
    left: 10%;
    height: auto;
    margin: 0 auto;
    margin-bottom: -40px;
    text-align: center;
    background: transparent;
    color: #fff;
}

.service_title {
    line-height: 40px;
    position: relative;
    top: 35px;
    height: 40px;
    padding-top: 0;
    transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1) 0s;
    opacity: 0;
    color: #fff;
    transition: all 1s;
    font-size: 1vw;

}

.description {
    line-height: 40px;
    overflow: hidden;
    height: 40px;
    margin: 0 auto;
    margin-left: 0;
    transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1) 0s;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #ccc;
    position: relative;
    top: -10px;
    opacity: 0;
    font-size: 12px;


}

.service_title::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: -1px;
    right: -1px;
    top: -1px;
    transform: scale(0, 1);
    transition: all 0.5s;
    border-bottom: 1px solid #999;

}

.img:hover .kjz {
    opacity: 0;
}

.img:hover .imgz {
    opacity: 1;
}

.img:hover .service_title {
    top: 20px;
    opacity: 1;
}

.img:hover .service_title::after {
    transform: scale(1);
}

.img:hover .description {
    top: 20px;
    opacity: 1;
}

.news {
    padding: 0 6vw 11vw;
}

.news1 {
    height: 16vw;
    overflow: hidden;
}

.news_t {
    font-size: 2vw;
    color: #727171;
    margin-bottom: 3vw;
}

.info_time {
    font-size: 12px;
    font-stretch: normal;
    color: #595757;
}

.info_title {
    font-size: 1.8vw;
    font-weight: normal;
    padding-top: 20px;
    letter-spacing: 0vw;
    color: #595757;
}

.info_con {
    padding-top: 2vw;
    font-size: 12px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 1vw;
    letter-spacing: 0vw;
    color: #9fa0a0;
    line-height: 28px;
}

footer {
    position: relative;
    z-index: 1;
}

.footP {
    padding: 4vw 14vw
}

footer>.layui-row>.layui-col-xs6 {
    padding: 2vw 0 7vw;
}

footer img {
    max-width: 100%;
}

footer .layui-col-sm3 img {
    width: 13vw;
}

footer .layui-col-sm4 img {
    width: 15vw;
}

footer ul {
    padding: 10px 0 0;
}

footer ul li {
    line-height: 30px;
    color: #727171;
    cursor: pointer;

}

footer ul li:hover {
    color: #fff;
}

/* 列表页 */
.pinpai {
    padding: 5vw 2vw 0;
}

.main_con_3 .layui-col-xs2 {
    width: 20%;
    height: 8vw;
}

.main_con_3 .layui-col-xs211 {
    width: 60%;
    font-size: 3vw;
    color: #f7b52c;
    font-weight: normal;
}

.main_con_3 .layui-col-xs2 .grid-demo {
    height: 100%;
    border: 1px solid #ddd
}

.main_con_3 .layui-col-xs2 img {
    filter: inherit;
}

.serve_con {
    width: 62vw;
    margin: auto;
}

.xjt {
    text-align: center;
    padding: 5vw 0 3vw;
}

.xjt img {
    width: 4vw;
    height: 4vw;
}

.serve_list ul li {
    margin-bottom: 2vw;
}

.serve_t {
    font-size: 3vw;
    color: #595757;
    padding-bottom: 8vw;
    text-align: center;
}

.serve_img {
    width: 21vw;
    height: 13vw;
    overflow: hidden;
}

.serve_img img {
    width: 100%;
    height: 100%;
    -webkit-transition: -webkit-transform 0.5s;
    -moz-transition: -moz-transform 0.5s;
    -o-transition: -o-transform 0.5s;
    transition: transform 0.5s;
}

.serve_img:hover img {
    -webkit-transform: scale(1.2);
    -moz-transform: scale(1.2);
    -ms-transform: scale(1.2);
    -o-transform: scale(1.2);
    transform: scale(1.2);
}

.serve_con_c {
    width: 40vw;
}

.serve_con_t {
    font-size: 2vw;
    color: #888889;
}

.serve_con_b {
    font-size: 1vw;
    color: #727171;
    line-height: 2vw;
}

.serve_b {
    text-align: center;
}

.serve_b span {
    display: block;
    min-height: 5vw;
    text-align: center;
}

.serve_b img {
    /* width: 53vw; */
    /* max-height: 4vw; */
    /* width: 4vw; */
    height: 6vw;
    margin-bottom: 5vw;
    /* padding-bottom: 11vw; */
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    -ms-filter: grayscale(100%);
    -o-filter: grayscale(100%);
    filter: grayscale(100%);
    filter: gray;
    cursor: pointer;

}

.serve_b .layui-col-sm2:hover img {
    filter: inherit;
    cursor: pointer;

}

.serve_b p {
    font-size: 1vw;
    padding: 1vw 0 5vw
}

.serve_b .layui-col-sm2:hover p {
    color: #ffb426;
    cursor: pointer;
}

.about_con {
    width: 63vw;
    margin: auto
}

.about_con_des {
    padding: 6vw 0;
}

.about_con_des_t {
    color: #f7b52c;
    font-size: 2vw;
    padding-bottom: 3vw;
}

.about_con_des_b {
    color: #9fa0a0;
    font-size: 12px;
    line-height: 30px;
}

.about_con_des_t2 {
    padding: 10vw 0 5vw
}

.sjs img {
    width: 100%;
    height: 27vw;
}

.hzlc img {
    max-width: 100%;
}

.contact_us {
    padding: 15vw 0;
}

.con_ewm {
    width: 22vw;
}

.con_map {
    width: 27vw;
    height: 18vw;
    background: gray;
}

/* 新闻页面 */
.news_list {
    padding: 9vw 0 0
}

.news_list ul li {
    margin-bottom: 7vw;
}

.news_list ul li>a {
    display: block;
}

.news_list .serve_img {
    width: 19vw;
    height: 19vw;
    overflow: hidden;
}

.news_list .serve_con_c {
    width: 41vw;
}

.news_list .serve_con_t p {
    color: #595757;
    font-size: 14px;
    line-height: 30px;
    padding-bottom: 1vw;

}

.news_list .serve_con_t {
    color: #595757;

}

.news_list .serve_con_b {
    padding-top: 2vw;
    font-size: 12px;
}


.swiper-button-prev,
.swiper-container-rtl .swiper-button-next {
    left: auto;
    right: auto;
}

.footP {
    padding: 4vw 14vw;
}


/* 轮播图 */
.banner .arrow {
    position: absolute;
    top: 25%;
    margin-top: 0;
    width: 100px;
    height: 50%;
    padding: 0;
    cursor: pointer;
    z-index: 2222;
    background: none;
}



.banner .arrow span,
.banner .arrow span:after,
.banner .arrow span:before {
    position: absolute;
    top: 50%;
    height: 2px;
    background-color: #fff;
    border-radius: 1px;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-transition: all .4s ease;
    transition: all .4s ease
}

.banner .arrow span {
    margin-top: -1px;
    width: 0
}

.banner .arrow span:after,
.banner .arrow span:before {
    content: "";
    width: 30px
}

.banner .arrow.btn-prev span {
    left: 50%;
    margin-left: -10px
}

.banner .arrow.btn-prev span:before {
    left: 0;
    bottom: 0;
    -webkit-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-transform-origin: left;
    -ms-transform-origin: left;
    transform-origin: left
}

.banner .arrow.btn-prev span:after {
    left: 0;
    top: 0;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transform-origin: left;
    -ms-transform-origin: left;
    transform-origin: left
}

.banner .arrow.btn-next span {
    right: 50%;
    margin-right: -10px
}

.banner .arrow.btn-next span:before {
    right: 0;
    bottom: 0;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transform-origin: right;
    -ms-transform-origin: right;
    transform-origin: right
}

.banner .arrow.btn-next span:after {
    right: 0;
    top: 0;
    -webkit-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-transform-origin: right;
    -ms-transform-origin: right;
    transform-origin: right
}

.banner .arrow:hover span {
    width: 40px
}

.banner .arrow:hover.btn-prev span {
    margin-left: -20px
}

.banner .arrow:hover.btn-next span {
    margin-right: -20px
}

.banner .btn-next {
    right: 2.1%
}

.banner .btn-prev {
    left: 2.1%
}

@media screen and (max-width: 750px) {
    .serve_con_b {
        font-size: 15px;
    }

    .banner .arrow span:after,
    .banner .arrow span:before {
        content: "";
        width: 15px
    }

    .banner .arrow {
        width: 75px;
    }

    .about_con_des_b {
        font-size: 15px;
    }

    .pai_des_b {
        width: 90vw;
    }

    .footP {
        padding: 4vw 4vw;
    }

    footer>.layui-row>.layui-col-xs6 {
        padding: 2vw 0 3vw;
    }

    footer .layui-col-sm3 img {
        width: 90%;
    }

    footer .layui-col-sm4 img {
        width: 90%;
    }

    footer .layui-col-xs12 {
        padding-top: 4vw;
    }

    footer ul li {
        font-size: 12px;
    }

    footer ul li span {
        display: none;
    }

    .banner img {
        object-fit: fill;
        object-fit: contain;
        object-fit: scale-down;
        height: 37vw;
    }

    .foot_nav {
        /* display: none; */
    }

    .navR {
        display: none;
    }

    .navIcon {
        display: block
    }

    .returnTop {
        display: none !important;
    }

    .pai_des {
        width: 90vw;
    }

    .pai_des_t {
        font-size: 20px;
    }

    .main_nav {
        float: none;

    }

    .main_nav ul li {
        float: left;
        color: #888889;
        margin-left: 0;
        width: 16.6666%;
    }

    .main_nav ul li a {
        display: block;
        text-align: left;
        color: #888889;
        font-size: 13px;
    }

    .main_con_1 .grid-demo {
        height: 40vw;
    }

    .main_con_1 .grid-demo img {
        height: 40vw;
    }

    .design {
        display: none !important;
    }

    .main_more a {
        display: block;
        width: 120px;
        height: 30px;
        margin: 3vw auto 10vw;
        border: 1px solid #ddd;
        line-height: 30px;
        text-align: center;
        font-size: 12px;

    }

    .main_con_2 .grid-demo {
        height: 28vw;
    }

    .main_con_2 .grid-demo img {
        filter: inherit;
    }

    .partener_t {
        line-height: 35px;
        font-size: 20px;
    }

    .about_con {
        width: 90vw;
    }

    .about_con_des_t {
        font-size: 20px;
    }

    .main_con_2 .grid-demo img {
        width: auto;
        height: auto;
        max-height: 80%;
    }

    .serve_con {
        width: 90vw;
    }

    .serve_img {
        float: inherit;
        width: 100%;
        height: 100%;
    }

    .serve_t {
        font-size: 30px;
    }

    .serve_con_c {
        float: inherit;
        width: 100%;
        height: 100%;
        line-height: 30px;
    }

    .serve_con_t {
        font-size: 18px;
    }

    .serve_con_b {
        line-height: 22px;
        padding: 10px 0 20px;
    }

    .serve_b img {
        filter: inherit;
        height: 21vw;
    }

    .serve_b span {
        min-height: 30vw;
    }

    .news_list .serve_img {
        float: inherit;
        width: 100%;
        height: 100%;
    }

    .news_list .serve_con_c {
        float: inherit;
        width: 100%;
        height: 100%;
    }

    .con_ewm {
        width: 90vw;
        float: inherit;
    }

    .con_map {
        margin-top: 4vw;
        width: 90vw;
        height: 300px;
        float: inherit;
    }
}