@charset "utf-8";
/* 清除内外边距 */
body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, /* structural elements 结构元素 */
dl, dt, dd, ul, ol, li, /* list elements 列表元素 */
pre, /* text formatting elements 文本格式元素 */
fieldset, lengend, button, input, textarea, /* form elements 表单元素 */
th, td { /* table elements 表格元素 */
    margin: 0;
    padding: 0;
}

input,textarea {border: 2 none; -webkit-box-shadow: none; box-shadow: none; outline: none;}

/* 设置默认字体 */
body,
button, input, select, textarea {
    font-family: "Microsoft Yahei"; color: #666; font-size: 12px;
}

h1 {font-size: 18px;}
h2 {font-size: 16px;}
h3 {font-size: 14px;}
h4, h5, h6 {font-size: 100%;}
* h1,* h2,* h3,* h4,* h5,* h6{margin: 0px;} /*覆盖bootstrape对标题加的默认外边距*/

address, cite, dfn, em, i, var {font-style: normal;} /* 斜体扶正 */

/* 重置列表元素 */
ul, ol ,li{list-style: none;}

/* 重置文本格式元素 */
a {text-decoration: none; color: #666; word-wrap:break-word;}/*英文换行*/
a:hover {text-decoration: none; }


/* 重置表单元素 */
legend {color: #000;} /* for ie6 */
fieldset, img {border: none;} /* img 搭车：让链接里的 img 无边框 */
/* 注：optgroup 无法扶正 */
button, input, select, textarea {
    font-size: 100%; /* 使表单元素在 ie 下能继承字体大小 */
}

/* 重置表格元素 */
table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* 让非ie浏览器默认也显示垂直滚动条，防止因滚动条引起的闪烁 */
body {overflow-y: scroll;}

/*设置浮动*/
.fl,.pull-left {float: left;}
.fr,.pull-right {float: right;}
.pr{position: relative;}
.pa{position: absolute;}

.clear{ clear:both; height: 0; overflow: hidden;}
.clearfix:after {visibility: hidden;display: block;font-size: 0;content: " ";clear: both;height: 0;}

.dis,.hide{ display:none;}

.line-clamp-1{
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.line-clamp-2{
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.line-clamp-3{
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.app_bg {
    max-width: 640px;
    width: 100%;
    margin: 0 auto;
    padding-bottom: 6rem;
}
.app_n_about {
    padding-top: 1rem;
}

.flip_pages {
    text-align: center;
}
.flip_pages span {
    border: 1px solid #ddd;
    padding: 0 0.4rem;
    margin-right: 1%;
    display: inline-block;
    font-size: 1rem;
    height: 1.6rem;
    line-height: 1.6rem;
}
.prod_detail_d1 img {
    display: block;
    padding-top: 4%;
    width: 100%;
}
.txt_pro_detail {
    text-align: left;
}
.txt_pro_detail span {
    display: block;
    padding-bottom: 2%;
    font-size: 1.2rem;
    color: #333;
}
.txt_pro_detail p {
    text-indent: 2em;
    font-size: 1rem;
    color: #333;
    line-height: 1.6rem;
}

@media (max-width: 1920px) {
    /*导航条*/
    .app_nav_n {
        width: 100%;
        height: 3.4rem;
        background: #eee;
    }
    .app_nav_d {
        padding: 0.6rem 1rem 0;
        height: 2.8rem;
    }
    .app_nav_d a {
        display: block;
        padding: 0.4rem;
        font-size: 1.2rem;
        color: #fff;
        border-radius: 3px;
    }
    .app_nav_d .nav_menu {
        margin-left: 1rem;
    }
    .app_nav_menu {
        position: relative;
        display: none;
        padding: 0.8rem 0;
        width: 100%;
        text-align: center;
        z-index: 999;
        background: rgba(0,0,0,0.7);
    }
    .app_nav_menu a {
        display: block;
        font-size: 1rem;
        color: #fff;
        line-height: 2rem;
        border-bottom: 1px solid rgba(255,255,255,0.6);
    }
    .app_nav_menu a:last-of-type {
        border-bottom: none;
    }

    .app_site {
        padding-left: 1rem;
        height: 2rem;
        line-height: 2rem;
        font-size: 0.8rem;
        color: #fff;
    }
    .app_site a {
        font-size: 0.8rem;
        color: #fff;
    }
    /*通用标题*/
    .title_bg {
        text-align: center;
    }
    .title_bg span {
        display: block;
        font-size: 1.8rem;
    }
    .title_bg p {
        display: block;
        font-size: 1.2rem;
        color: #333;
    }
    /*抬头*/
    .top_bg {
        width: 100%;
        height: 3rem;
        line-height: 3rem;
    }
    .top_bg span {
        display: block;
        text-align: center;
        font-size: 1.2rem;
        color: #fff;
    }
    .header_bg {
        width: 100%;
        background: #fff;
    }
    .header_bg img {
        display: block;
        width: 100%;
    }

    .nav_bg {
        min-height: 5rem;
    }
    .nav_bg li {
        position: relative;
        display: block;
        float: left;
        width: 33.3%;
        height: 5rem;
        text-align: center;
        line-height: 5rem;
    }
    .nav_bg li:after {
        position: absolute;
        display: block;
        content: " ";
        top: 0;
        right: 0;
        width: 1px;
        height: 5rem;
        background: #555;
    }
    .nav_bg li a {
        display: block;
        font-size: 1.2rem;
        color: #fff;
    }
    .nav_bg li:nth-child(3n):after {
        display: none;
    }
    .nav_bg li:nth-child(n+4) {
        border-top: 1px solid #fff;
    }
    /*end*/

    /*产品*/
    .prod_bg {
        padding: 1.4rem 0;
    }

    .prod_list {
        margin-top: 1.2rem;
        text-align: center;
    }
    .prod_list li {
        display: inline-block;
        width: 32%;
        height: 3rem;
        text-align: center;
        line-height: 3rem;
        border: 1px solid #ccc;
    }
    .prod_list li a {
        display: block;
        font-size: 1.3rem;
    }
    .prod_list li:nth-child(n+4) {
        margin-top: 0.2rem;
    }

    .prod_d {
        margin-top: 1.2rem;
        text-align: center;
    }
    .prod_d li {
        display: inline-block;
        margin: 2%;
        width: 45%;
        background: #fff;
    }
    .prod_d li .prod_img {
        border: 1px solid #ccc;
    }
    .prod_d li .prod_img img {
        display: block;
        width: 100%;
        height: 100%;
    }
    .prod_d li .prod_t {
        height: 2rem;
        text-align: center;
        line-height: 2rem;
        border: 1px solid #ccc;
        border-top: none;
    }
    .prod_d li .prod_t a {
        display: block;
        font-size: 1rem;
        color: #333;
    }
    /*end*/

    /*优势*/
    .app_ys_bg {
        position: relative;
        padding-bottom: 2rem;
        overflow: hidden;
    }
    .app_ys_title {
        padding: 1rem 0;
        text-align: center;
    }
    .app_ys_title span {
        display: block;
        font-size: 1.8rem;
        color: #fff;
    }
    .app_ys_title p {
        font-size: 1.2rem;
        color: #fff;
    }

    .app_ys_d .app_ys_img {
        width: 100%;
        max-height: 26rem;
    }
    .app_ys_d .app_ys_img img {
        display: block;
        max-height: 26rem;
        width: 100%;
        height: 100%;
    }
    .app_ys_d .app_ys_tile {
        padding: 1rem 1rem 0;
    }
    .app_ys_d .app_ys_tile span {
        display: block;
        font-size: 24px;
        font-weight: bold;
        color: #333;
    }
    .app_ys_d .app_ys_w {
        padding: 0.4rem 1rem 0;
    }
    .app_ys_d .app_ys_w p {
        font-size: 1rem;
        color: #333;
        line-height: 1.8rem;
    }
    .app_ys_bg .swiper-button-next,.app_ys_bg .swiper-button-prev {
        opacity: 1;
    }
    /*end*/

    /*简介*/
    .about_bg {
        padding: 1.4rem 0;
        background: #f5f5f5;
    }
    .about_img {
        margin: 2rem auto;
        width: 90%;
        height: 100%;
        max-height: 20rem;
    }
    .about_img a {
        display: block;
    }
    .about_img img {
        display: block;
        width: 100%;
        height: 100%;
    }

    .about_txt {
        padding: 0 5%;
        min-height: 6rem;
    }
    .about_txt span {
        font-size: 1.3rem;
        color: #333;
        line-height: 2rem;
    }
    .line-clamp-5 {
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 5;
        -webkit-box-orient: vertical;
    }

    .case_content {
        margin-top: 2rem;
        text-align: center;
    }
    .case_tab {
        margin-bottom: 2rem;
    }
    .case_tab a {
        display: inline-block;
        width: 28%;
        height: 3rem;
        text-align: center;
        font-size: 1.2rem;
        color: #333;
        line-height: 3rem;
        border: 1px solid #ccc;
    }
    .case_tab a.on {
        color: #fff;
    }
    .case_d dl {
        display: inline-block;
        margin: 0 1%;
        width: 42%;
    }
    .case_d dl dt {
        width: 100%;
        max-height: 18rem;
        height: 100%;
    }
    .case_d dl dt img {
        display: block;
        width: 100%;
        height: 100%;
    }
    .case_d dl dd a {
        display: block;
        font-size: 1.2rem;
        color: #333;
        line-height: 1.6rem;
    }
    .case_d li .case_a {
        margin-top: 1.6rem;
        text-align: center;
    }
    .case_d li .case_a a {
        display: block;
        font-size: 1.4rem;
    }
    /*end*/

    /*新闻*/
    .news_bg {
        padding: 2rem 0 0;
    }
    .news_tab {
        margin-bottom: 1rem;
        text-align: center;
    }
    .news_tab a {
        display: inline-block;
        margin: 0 1%;
        width: 30%;
        height: 3rem;
        text-align: center;
        font-size: 1.2rem;
        color: #fff;
        line-height: 3rem;
    }
    .news_tab a.on {
        color: #fff;
    }
    .news_d li dl {
        padding-bottom: 1rem;
    }
    .news_d li dl dt a {
        display: block;
        font-size: 1.2rem;
        color: #333;
    }
    .news_d li dl dd a {
        padding-top: 0.2rem;
        font-size: 1rem;
        color: #999;
        line-height: 1.4rem;
    }
    .news_d li .case_a {
        margin-top: 1rem;
        text-align: center;
    }
    .news_d li .case_a a {
        display: block;
        font-size: 1.4rem;
    }
    /*end*/

    /*版权*/
    .app_top_bg {
        position: relative;
        margin: 1rem 0;
        height: 3rem;
    }
    .app-top {
        position: relative;
        margin: 0 auto;
        width: 3rem;
        height: 3rem;
        border-radius: 50%;
        z-index: 9;
    }
    .app_top_bg:after {
        display: block;
        position: absolute;
        content: " ";
        top: 50%;
        width: 100%;
        height: 1px;
        transform: translatey(-50%);
    }
    .copyright_bg {
        margin-bottom: 1px;
        height: 3rem;
        line-height: 3rem;
    }
    .copyright_bg span {
        display: block;
        text-align: center;
        font-size: 1rem;
        color: #fff;
    }
    /*end*/

    /*浮动*/
    .footer_bg {
        position: fixed;
        bottom: 0;
        max-width: 640px;
        width: 100%;
        height: 6rem;
        z-index: 99;
    }
    .footer_bg dl {
        position: relative;
        float: left;
        width: 25%;
        height: 6rem;
        text-align: center;
    }
    .footer_bg dl:after {
        position: absolute;
        display: block;
        content: "";
        top: 0;
        right: 0;
        width: 1px;
        height: 6rem;
        background: rgba(196,196,196,0.5);
    }
    .footer_bg dl:last-of-type:after {
        display: none;
    }
    .footer_bg dl i {
        margin-top: 1rem;
        display: block;
        font-size: 1.4rem;
        color: #fff;
    }
    .footer_bg dl span {
        display: block;
        margin-top: 0.8rem;
        font-size: 1.2rem;
        color: #fff;
    }
    /*end*/

    /*联系*/
    .app_contact {
        margin-top: 1rem;
    }

    .app_contact_tile span {
        display: block;
        text-align: center;
        font-size: 1.6rem;
        font-weight: bold;
    }
    .app_contant_d p {
        display: block;
        padding-top: 0.8rem;
        padding-bottom: 0.4rem;
        font-size: 1.2rem;
        color: #333;
        line-height: 1.6rem;
        border-bottom: 1px dashed #ccc;
    }
    .app_contant_d p img {
        margin-right: 8px;
        width: 20px;
        height: 20px;
    }
    /*end*/

    /*地图*/
    .app_map {
        margin: 1rem 0;
        height: 24rem;
        border: 1px solid #ddd;
    }
    .app_map .map_wap {
        width: 100%;
        height: 100%;
    }
    /*end*/

    /*图片列表*/
    .item_d.video_d li {
        width: 96%;
    }
    .item_d.video_d li .item_img {
        height: 20rem;
    }
    .item_d li {
        display: inline-block;
        margin: 0 2%;
        width: 45%;
    }
    .item_d li .item_img {
        border: 1px solid #ccc;
    }
    .item_d .item_img a,.item_d .item_img img {
        display: block;
        width: 100%;
        height: 100%;
    }
    .item_d .item_t a {
        display: block;
        text-align: center;
        font-size: 1rem;
        color: #333;
        line-height: 2rem;
    }
    /*图片详情*/
    .item_bg {
        padding: 2%;
    }
    .item_bg .item_title {
        text-align: center;
    }
    .item_bg .item_title span {
        display: block;
        font-size: 1.6rem;
        color: #333;
        font-weight: bold;
    }
    .item_bg .item_title p {
        display: block;
        padding-top: 5px;
        font-size: 1rem;
        color: #333;
    }
    .item_bg .item_img img {
        display: block;
        width: 100%;
    }
    /*end*/

    /*信息列表*/
    .app_news_d {
        margin-top: 1rem;
    }
    .app_news_d li {
        margin-bottom: 0.8rem;
    }
    .app_news_d .news_img {
        width: 40%;
        max-height: 14rem;
        border: 1px solid #ccc;
        overflow: hidden;
    }
    .app_news_d .news_img a,.app_news_d .news_img img {
        display: block;
        width: 100%;
        height: 100%;
    }
    .app_news_d .news_txt {
        width: 56%;
    }
    .app_news_d .news_txt span {
        padding: 1rem 0 0.4rem;
        font-size: 1.2rem;
        color: #333;
        line-height: 1.5rem;
    }
    .app_news_d .news_txt p {
        font-size: 0.9rem;
        color: #333;
        line-height: 1.6rem;
    }
    .app_news_d .news_txt b {
        display: block;
        padding-top: 0.6rem;
        font-weight: normal;
        font-size: 0.8rem;
        color: #333;
    }
    /*信息详情*/
    .news_d {
        padding: 2% 0;
    }
    .news_title {
        padding-bottom: 1rem;
        text-align: center;
        border-bottom: 1px solid #ccc;
    }
    .news_title span {
        display: block;
        font-size: 1.4rem;
        color: #333;
    }
    .news_title p {
        display: block;
        font-size: 1rem;
    }
    .news_content {
        padding: 1rem;
        font-size: 1rem;
        color: #333;
        line-height: 1.6rem;
    }
    /*end*/

    /*产品详情*/
    .pro_content {
        padding: 2% 0;
    }
    .pro_title {
        padding-bottom: 1rem;
        text-align: center;
    }
    .pro_title span {
        display: block;
        font-size: 1.4rem;
        color: #333;
    }
    .pro_title p {
        display: block;
        font-size: 1rem;
    }
    .pro_img {
        margin: 0 auto;
        width: 96%;
        height: 96%;
        border: 1px solid #ccc;
    }
    .pro_img img {
        display: block;
        width: 100%;
        height: 100%;
    }
    .pro_d {
        position: relative;
        margin: 1rem 0;
        text-align: center;
        width: 100%;
        overflow: hidden;
    }
    .pro_d li {
        display: inline-block;
        margin-right: 0.5%;
        width: 18%;
        border: 1px solid #ccc;
    }
    .pro_d li:last-of-type {
        margin-right: 0;
    }
    .pro_d li img {
        display: block;
        width: 100%;
        height: 100%;
    }

    .prod_content {
        margin-top: 1rem;
    }
    .prod_content .prod_title {
        width: 100%;
        height: 3rem;
        line-height: 3rem;
        background: #f5f5f5;
    }
    .prod_content .prod_title span {
        display: block;
        padding-left: 1%;
        font-size: 1.1rem;
    }
    .prod_content .prod_d {
        margin-top: 2%;
    }
    /*end*/

    /*分类*/
    .item_list {
        margin: 2%;
        border-radius: 4px;
        border: 1px solid #ccc;
    }
    .item_list li {
        height: 2rem;
        line-height: 2rem;
        border-bottom: 1px solid #ccc;
    }
    .item_list li:last-of-type {
        border-bottom: none;
    }
    .item_list li a {
        display: block;
        padding-left: 2%;
        font-size: 1rem;
        color: #333;
    }
}

@media (max-width: 425px) {
    .top_bg span {
        font-size: 1rem;
    }
    .about_txt span {
        font-size: 1.1rem;
    }

    .app_contant_d p {
        font-size: 1rem;
    }

    .item_d .item_t a {
        font-size: 0.8rem;
    }

    .app_news_d .news_txt span {
        padding: 0 0 0.4rem;
        font-size: 1rem;
        line-height: 1.2rem;
    }
    .app_news_d .news_txt p {
        font-size: 0.8rem;
        line-height: 1.2rem;
    }
    .item_d.video_d li .item_img {
        height: 16rem;
    }

}
@media (max-width: 375px) {
    .flip_pages {
        margin-top: 1rem;
    }
    .flip_pages span {
        font-size: 0.8rem;
    }

    .title_bg span {
        font-size: 1.4rem;
    }
    .title_bg p {
        font-size: 1rem;
    }

    .prod_list li a {
        font-size: 1rem;
    }
    .prod_d li .prod_t a {
        font-size: 0.8rem;
    }

    .app_ys_title span {
        font-size: 1.4rem;
    }
    .app_ys_title p {
        font-size: 1rem;
    }

    .app_ys_d .app_ys_tile span {
        font-size: 1.4rem;
    }

    .about_txt span {
        font-size: 1rem;
        line-height: 1.8rem;
    }

    .case_tab a {
        font-size: 1rem;
    }

    .news_tab a {
        font-size: 1rem;
    }

    .news_d li dl dt a {
        font-size: 1rem;
    }
    .news_d li dl dd a {
        font-size: 1rem;
    }

    .footer_bg dl span {
        font-size: 1rem;
    }

    .app_news_d .news_txt span {
        font-size: 0.8rem;
        line-height: 1rem;
    }
    .app_news_d .news_txt p {
        font-size: 0.6rem;
    }
    .app_news_d .news_txt b {
        padding-top: 0.3rem;
        font-size: 0.6rem;
    }

    .app_contact_tile span {
        font-size: 1.2rem;
    }

    .pro_title span,.item_bg .item_title span,.news_title span {
        font-size: 1.2rem;
    }
    .pro_title p,.item_bg .item_title p,.news_title p {
        font-size: 0.8rem;
    }
    .prod_content .prod_title span {
        font-size: 1rem;
    }
    .news_content {
        font-size: 0.8rem;
        line-height: 1.4rem;
    }
    .item_d.video_d li .item_img {
        height: 14rem;
    }

}
@media (max-width: 320px) {
    .title_bg span {
        font-size: 1.2rem;
    }
    .title_bg p {
        font-size: 0.6rem;
    }

    .nav_bg li {
        height: 3rem;
        line-height: 3rem;
    }
    .nav_bg li:after {
        height: 3rem;
    }
    .nav_bg li a {
        font-size: 1rem;
    }

    .prod_bg {
        padding: 1rem 0;
    }
    .prod_d li .prod_t a {
        font-size: 0.6rem;
    }

    .app_ys_bg {
        padding-bottom: 1rem;
    }
    .app_ys_title span {
        font-size: 1.2rem;
    }
    .app_ys_title p {
        font-size: 0.8rem;
    }
    .app_ys_d .app_ys_tile span {
        font-size: 1.2rem;
    }
    .app_ys_d .app_ys_w p {
        font-size: 0.8rem;
        line-height: 1.4rem;
    }

    .about_bg {
        padding: 1rem 0;
    }
    .about_img {
        margin: 0.8rem auto;
    }
    .about_txt span {
        font-size: 0.8rem;
        line-height: 1.4rem;
    }

    .app_bg {
        padding-bottom: 4rem;
    }
    .footer_bg {
        height: 4rem;
    }
    .footer_bg dl {
        height: 4rem;
    }
    .footer_bg dl i {
        margin-top: 0.6rem;
    }
    .footer_bg dl span {
        margin-top: 0.4rem;
        font-size: 0.8rem;
    }

    .case_content {
        margin-top: 1rem;
    }
    .case_tab {
        margin-bottom: 0.8rem;
    }
    .case_d li .case_a {
        margin-top: 0.8rem;
    }
    .case_d li .case_a a {
        font-size: 1rem;
    }

    .news_bg {
        padding: 1rem 0;
    }
    .news_tab {
        margin-bottom: 0.8rem;
    }
    .news_d li dl dd a {
        font-size: 0.8rem;
    }
    .news_d li .case_a {
        margin-top: 1rem;
    }
    .news_d li .case_a a {
        font-size: 1.2rem;
    }

    .copyright_bg span {
        font-size: 0.8rem;
    }

    .item_d .item_t a {
        font-size: 0.6rem;
        line-height: 1.4rem;
    }
    .app_news_d .news_txt span {
        padding: 0 0 0.1rem;
        font-size: 0.6rem;
    }
    .app_news_d .news_txt p {
        font-size: 0.4rem;
        line-height: 0.9rem;
    }
    .app_news_d .news_txt b {
        padding-top: 0.1rem;
        font-size: 0.4rem;
    }

    .app_contact_tile span {
        font-size: 1rem;
    }
    .app_contant_d p {
        font-size: 0.8rem;
    }

    .pro_title span,.item_bg .item_title span,.news_title span {
        font-size: 1rem;
    }
    .pro_title p,.item_bg .item_title p,.news_title p {
        font-size: 0.7rem;
    }
    .prod_content .prod_title span {
        font-size: 0.9rem;
    }
    .news_content {
        font-size: 0.6rem;
        line-height: 1.2rem;
    }
    .item_d.video_d li .item_img {
        height: 12rem;
    }
}