/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #333;
}

.container {
    width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 头部导航 */
.header {
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 24px;
    color: #1890ff;
}

/* 只对顶层导航应用 flex */
.nav > ul {
    display: flex;
    list-style: none;
}

.nav ul li {
    position: relative;
    margin: 0 20px;
}

.nav ul li a {
    color: #333;
    text-decoration: none;
    padding: 10px 15px;
    display: block;
    transition: color 0.3s;
    text-align: center;
}

.nav ul li a:hover {
    color: #1890ff;
}

/* 导航菜单的 name 和 title 样式 */
.nav > ul > li > a {
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.4;
}

.nav-name {
    font-size: 16px;
    white-space: nowrap;
}

.nav-title {
    font-size: 12px;
    color: #999;
    margin-top: 2px;
    white-space: nowrap;
}

/* 桌面端隐藏 y_j 包裹器的效果，让链接正常显示 */
.nav .y_j {
    display: contents;
}

.nav .y_j i {
    display: none;
}

.sub-nav,
.sub-menu,
.e_j {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    min-width: 180px;
    z-index: 1001;
    padding: 10px 0;
    border-radius: 4px;
    list-style: none;
}

.nav ul li:hover .sub-nav,
.nav ul li:hover .sub-menu,
.nav ul li:hover .e_j,
.nav ul li.has-sub:hover .sub-menu,
.nav ul li.has-sub:hover .e_j {
    display: block;
}

.sub-menu li {
    margin: 0;
}

.sub-menu li a {
    padding: 10px 20px;
    white-space: nowrap;
}

.sub-menu li a:hover {
    background: #f5f5f5;
}

/* 轮播图 */
.banner {
    width: 100%;
    overflow: hidden;
}

.banner img {
    width: 100%;
    height: auto;
    display: block;
}

/* 内页横幅 */
.ny_banner {
    width: 100%;
    overflow: hidden;
}

.ny_banner img {
    width: 100%;
    height: auto;
    display: block;
}

/* 内页面包屑导航 */
.ny_nav {
    background: #fafafa;
    border-bottom: 1px solid #cdcdcd;
}

.ny_nav .ml_l ul {
    display: flex;
    align-items: center;
    list-style: none;
}

.ny_nav .ml_l ul div {
    margin: 1px 0;
    color: #646464;
    width: 62px;
    border-right: 1px solid #e5e5e5;
    border-left: 1px solid #e5e5e5;
    line-height: 60px;
    text-align: center;
    font-size: 25px;
}

.ny_nav .ml_l li {
    margin: 0 5px;
    font-size: 14px;
    position: relative;
}

.ny_nav .ml_l li.on {
    padding-left: 15px;
    padding-right: 5px;
}

.ny_nav .ml_l li a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
    font-size: 16px;
    line-height: 63px;
}

.ny_nav .ml_l li a:hover {
    color: #1890ff;
}

.ny_nav .ml_l li.on a {
    color: #333;
}

.ny_nav .ml_l li a.on {
    color: #38a883;
}

.ny_nav .ml_l li.on::before {
    display: none;
}

.ny_nav .ml_l li.separator {
    color: #999;
}

/* 内容区域 */
.sy_zs, .sy_cx, .sy_news {
    padding: 60px 0;
}

.sy_cx {
    background-color: #fafafa;
}

.sy_bt {
    position: relative;
    padding: 50px 0 100px;
    background: url(../images/sy_bj3.png) no-repeat top center / cover;
    background-size: 74%;
}

.sy_bt h2 {
    font-size: 30px;
    color: #000;
    font-weight: bold;
    margin-bottom: 20px;
}

.sy_bt h3 {
    font-size: 26px;
    font-weight: bold;
    text-transform: uppercase;
    color: #969696;
}

.sy_b1 {
    text-align: center;
    margin-bottom: 40px;
}

.sy_b1 h2 {
    font-size: 32px;
    color: #333;
    margin-bottom: 10px;
}

.sy_b1 span {
    display: block;
    width: 60px;
    height: 3px;
    background: #1890ff;
    margin: 10px auto;
}

.sy_b1 h4 {
    font-size: 18px;
    color: #999;
    font-weight: normal;
}

/* 产品列表 */
.product-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-item {
    background: #fff;
    border: 1px solid #eee;
    transition: all 0.3s;
}

.product-item:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}

.product-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.product-title {
    padding: 20px;
    text-align: center;
    font-size: 16px;
}

/* 新闻列表 */
.news-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.news-item {
    background: #fff;
    border: 1px solid #eee;
    padding: 20px;
    transition: all 0.3s;
}

.news-item:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.news-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    margin-bottom: 15px;
}

.news-item h5 {
    font-size: 18px;
    margin-bottom: 10px;
    color: #333;
}

.news-desc {
    color: #666;
    line-height: 1.8;
    margin-bottom: 10px;
}

.news-time {
    color: #999;
    font-size: 12px;
}

/* 汉堡菜单按钮样式 */
.header .an {
    position: absolute;
    top: 50%;
    margin-top: -13px;
    right: 30px;
    height: 27px;
    width: 40px;
    display: none;
    cursor: pointer;
    z-index: 10000;
}

.header .an span {
    width: 40px;
    height: 3px;
    background-color: #108bcf;
    display: block;
    position: absolute;
    transition: all .5s;
}

.header .an span.a1 {
    top: 0;
    left: 0;
}

.header .an span.a2 {
    top: 12px;
    left: 0;
}

.header .an span.a3 {
    top: 24px;
    left: 0;
}

.header .an.n span.a2 {
    display: none;
}

.header .an.n span.a1 {
    top: 10px;
    transform: rotate(45deg);
}

.header .an.n span.a3 {
    top: 10px;
    transform: rotate(135deg);
}

.header .container {
    position: relative;
}

/* 响应式 */
@media (max-width: 1200px) {
    .container {
        width: 100%;
    }
}

/* 移动端响应式样式 */
@media only screen and (max-width: 992px) {
    html.on {
        width: 100%;
        height: 100%;
        position: fixed;
        top: 0;
        left: 0;
        overflow: hidden;
    }

    body.on {
        transform: translateX(-60%);
        -webkit-transform: translateX(-60%);
        -moz-transform: translateX(-60%);
        -ms-transform: translateX(-60%);
        -o-transform: translateX(-60%);
        transition: all .5s;
        -webkit-transition: all .5s;
        -moz-transition: all .5s;
        -ms-transition: all .5s;
        -o-transition: all .5s;
    }

    .header {
        position: relative;
    }

    .header .logo {
        width: 50%;
        margin: 19px 0;
    }

    .header .logo img {
        width: 45%;
        height: auto;
    }

    .header .an {
        display: block;
    }

    .header .nav {
        width: 60%;
        height: 100%;
        padding: 10px 5% 0;
        margin: 0;
        background-color: #141414;
        position: fixed;
        top: 0;
        right: -60%;
        z-index: 9999;
        overflow: auto;
        transition: all .5s;
        -webkit-transition: all .5s;
        -moz-transition: all .5s;
        -ms-transition: all .5s;
        -o-transition: all .5s;
    }

    .header .nav > ul {
        width: 100%;
        flex-direction: column;
    }

    .header .nav ul li {
        width: 100%;
        height: auto;
        text-align: left;
        border-bottom: 1px solid rgba(255, 255, 255, .1);
        margin: 0;
        padding-bottom: 10px;
        position: relative;
    }

    .header .nav ul li .y_j {
        position: relative;
    }

    .header .nav ul li .y_j a {
        font-size: 18px;
        color: #fff;
        display: block;
        margin: 15px 0 10px;
        padding: 10px;
    }

    .header .nav ul li .y_j i {
        display: block;
        width: 40px;
        position: absolute;
        top: 0;
        right: 0;
        font-size: 18px;
        text-align: right;
        color: #ddd;
        line-height: 66px;
        z-index: 99;
        cursor: pointer;
    }

    .header .nav ul li a .nav-name {
        color: #fff;
    }

    .header .nav ul li a .nav-title {
        color: #999;
        font-size: 14px;
    }

    .header .nav ul li:hover a {
        color: #fff;
    }

    /* 禁用移动端的hover显示子菜单 */
    .header .nav ul li:hover .sub-menu,
    .header .nav ul li:hover .e_j {
        display: none;
    }

    .header .nav ul li.hov .sub-menu,
    .header .nav ul li.hov .e_j {
        display: none;
    }

    /* 移动端子菜单 */
    .header .nav .sub-menu,
    .header .nav .e_j {
        position: relative;
        top: auto;
        left: auto;
        box-shadow: none;
        background: rgba(255, 255, 255, 0.05);
        display: none;
        padding: 0;
        margin-left: 20px;
    }

    .header .nav .sub-menu li,
    .header .nav .e_j li {
        border-bottom: 1px solid rgba(255, 255, 255, .05);
    }

    .header .nav .sub-menu li a,
    .header .nav .e_j li a {
        font-size: 16px;
        line-height: 50px;
        padding: 0 10px;
        color: #fff;
        text-align: left;
    }

    .header .nav .sub-menu li a:hover,
    .header .nav .e_j li a:hover {
        color: #108bcf;
        background: transparent;
    }
}

@media (max-width: 768px) {
    .product-list, .news-list {
        grid-template-columns: 1fr;
    }

    .nav ul li {
        margin: 10px 0;
    }
}

/* 侧边栏样式 */
.sidebar {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.sidebar-title {
    border-bottom: 2px solid #1890ff;
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.sidebar-title h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 5px;
}

.sidebar-title p {
    color: #999;
    font-size: 12px;
    margin: 0;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin: 0;
    border-bottom: 1px solid #eee;
}

.sidebar-menu li:last-child {
    border-bottom: none;
}

.sidebar-menu li a {
    display: block;
    padding: 12px 15px;
    color: #666;
    text-decoration: none;
    transition: all 0.3s;
}

.sidebar-menu li a:hover,
.sidebar-menu li.active a {
    color: #1890ff;
    background: #e6f7ff;
    padding-left: 20px;
}

/* 页面头部 */
.page-header {
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid #1890ff;
}

.page-header h2 {
    font-size: 28px;
    color: #333;
}

/* 视频相关样式 */
.video-categories {
    margin-top: 20px;
}

.video-category-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 30px;
    transition: all 0.3s;
}

.video-category-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}

.video-category-card .card-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.video-category-card .card-content {
    padding: 20px;
}

.video-category-card h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: #333;
}

.video-category-card p {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.8;
}

.btn-view {
    display: inline-block;
    padding: 8px 20px;
    background: #1890ff;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.3s;
}

.btn-view:hover {
    background: #40a9ff;
}

/* 视频列表样式 */
.video-list {
    margin-top: 20px;
}

.video-item {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.video-item:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.video-thumbnail {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 4px;
}

.video-thumbnail img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s;
}

.video-thumbnail:hover img {
    transform: scale(1.05);
}

.play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(24, 144, 255, 0.8);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.video-info h4 {
    font-size: 18px;
    margin-bottom: 10px;
}

.video-info h4 a {
    color: #333;
    text-decoration: none;
}

.video-info h4 a:hover {
    color: #1890ff;
}

.video-desc {
    color: #666;
    margin-bottom: 10px;
    line-height: 1.8;
}

.video-meta {
    margin-bottom: 15px;
    color: #999;
    font-size: 12px;
}

.video-meta span {
    margin-right: 15px;
}

.btn-watch {
    display: inline-block;
    padding: 8px 20px;
    background: #1890ff;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.3s;
}

.btn-watch:hover {
    background: #40a9ff;
}

/* 视频播放页样式 */
.video-player-container {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
}

.video-title {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
}

.video-player {
    margin-bottom: 20px;
}

.video-player video {
    border-radius: 8px;
    background: #000;
}

.no-video {
    background: #f5f5f5;
    padding: 100px 20px;
    text-align: center;
    border-radius: 8px;
    color: #999;
}

.video-meta-info {
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    margin-bottom: 20px;
    color: #999;
    font-size: 14px;
}

.video-meta-info span {
    margin-right: 20px;
}

.video-description {
    margin-bottom: 20px;
}

.video-description h4 {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

.video-description p {
    color: #666;
    line-height: 1.8;
}

.video-content {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.next-video {
    margin-top: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 4px;
}

.btn-next {
    display: inline-block;
    padding: 10px 30px;
    background: #1890ff;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.3s;
}

.btn-next:hover {
    background: #40a9ff;
}

.video-playlist li.active a {
    font-weight: bold;
    color: #1890ff;
}

/* 下载页面样式 */
.download-grid {
    margin-top: 20px;
}

.download-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    margin-bottom: 30px;
    transition: all 0.3s;
}

.download-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}

.download-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 15px;
}

.download-info h4 {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

.download-info p {
    color: #666;
    margin: 5px 0;
    font-size: 14px;
}

.download-meta {
    margin: 15px 0;
    padding: 10px 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    color: #999;
    font-size: 12px;
}

.download-meta span {
    display: block;
    margin: 5px 0;
}

.btn-download {
    display: inline-block;
    padding: 10px 30px;
    background: #52c41a;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.3s;
}

.btn-download:hover {
    background: #73d13d;
}

.btn-download.disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* 联系我们页面样式 */
.contact-content {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
}

.contact-content h2 {
    font-size: 24px;
    margin-bottom: 30px;
    color: #333;
    border-bottom: 2px solid #1890ff;
    padding-bottom: 15px;
}

.company-info {
    margin-bottom: 30px;
}

.info-item {
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}

.info-label {
    display: inline-block;
    width: 120px;
    color: #666;
    font-weight: bold;
}

.info-value {
    color: #333;
}

.info-value a {
    color: #1890ff;
    text-decoration: none;
}

.info-value a:hover {
    text-decoration: underline;
}

.contact-map {
    margin-top: 30px;
}

.contact-map h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #333;
}

.contact-qrcode {
    margin-top: 30px;
}

.contact-qrcode h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #333;
}

.qrcode-item {
    text-align: center;
    padding: 20px;
}

.qrcode-item img {
    width: 150px;
    height: 150px;
    border: 1px solid #eee;
    border-radius: 4px;
}

.qrcode-item p {
    margin-top: 10px;
    color: #666;
}

/* 简单单页样式 */
.page_simple {
    padding: 40px 0;
}

.page-content {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
}

.page-title {
    font-size: 28px;
    margin-bottom: 30px;
    color: #333;
    border-bottom: 2px solid #1890ff;
    padding-bottom: 15px;
}

.page-body {
    color: #666;
    line-height: 2;
}

.page-body p {
    margin-bottom: 15px;
}

.page-body h3 {
    font-size: 20px;
    margin: 30px 0 15px;
    color: #333;
}

.page-body ul, .page-body ol {
    margin-left: 30px;
    margin-bottom: 15px;
}

.page-body img {
    max-width: 100%;
    height: auto;
    margin: 15px 0;
}

/* 无内容提示 */
.no-content {
    padding: 60px 20px;
    text-align: center;
    background: #f8f9fa;
    border-radius: 8px;
    color: #999;
}

.no-content p {
    font-size: 16px;
}

/* 内容区域通用样式 */
.ny_gy {
    padding: 40px 0;
    min-height: 500px;
}

/* 关于我们页面样式 */
.ny_gy {
    padding: 70px 0;
    min-height: 400px;
}

.ny_gy .nygy .nygy_l .gyl_bt {
    font-size: 24px;
    color: #fff;
    height: 115px;
    display: block;
    width: 100%;
    background-color: #0075c1;
    padding-left: 18px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-decoration: none;
}

.ny_gy .nygy .nygy_l .gyl_bt span {
    font-size: 18px;
    display: block;
    text-transform: uppercase;
}

.ny_gy .nygy .nygy_l ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ny_gy .nygy .nygy_l ul li a {
    font-size: 16px;
    color: #000000;
    padding: 10px 10px 10px 36px;
    background-color: #f1f1f1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    text-decoration: none;
}

.ny_gy .nygy .nygy_l ul li a:hover {
    background-color: #0075c1;
    color: #fff;
}

.ny_gy .nygy .nygy_l ul li a:hover span {
    border: 1px solid #fff;
}

.ny_gy .nygy .nygy_l ul li a:hover i {
    color: #fff;
}

.ny_gy .nygy .nygy_l ul li.on a {
    background-color: #0075c1;
    color: #fff;
}

.ny_gy .nygy .nygy_l ul li.on a span {
    border: 1px solid #fff;
}

.ny_gy .nygy .nygy_l ul li.on a i {
    color: #fff;
}

.ny_gy .nygy .nygy_l ul li span {
    width: 16px;
    height: 16px;
    line-height: 11px;
    border: 1px solid #000;
    text-align: center;
    border-radius: 50%;
    display: inline-block;
    transition: all .5s;
}

.ny_gy .nygy .nygy_l ul li i {
    font-size: 12px;
    transition: all .5s;
}

.ny_gy .nygy_nr {
    border: 1px solid #dcdcdc;
    padding: 30px 35px 60px;
}

.ny_gy .nygy_nr h2 {
    font-size: 21px;
    color: #0075c1;
    font-weight: bold;
    margin-bottom: 20px;
}

.ny_gy .nygy_nr h2 span {
    font-size: 21px;
    color: #000;
}

.ny_gy .nygy_nr .nygy_wz {
    font-size: 14px;
    line-height: 1.8;
    color: #333;
}

.ny_gy .nygy_nr .nygy_wz p {
    margin-bottom: 15px;
}

.ny_gy .nygy_nr .nygy_wz img {
    max-width: 100%;
    height: auto;
}

/* 新闻列表样式 */
.ny_news {
    padding: 50px 0 100px;
}

.ny_news .news_nr {
    background-color: #f7f7f7;
    padding: 18px;
    margin-bottom: 20px;
}

.ny_news .news_nr .news_l img {
    width: 100%;
}

.ny_news .news_nr .news_r {
    color: #646464;
}

.ny_news .news_nr .news_r h4 a {
    font-size: 16px;
    color: #1e1e1e;
    margin: 20px 0;
    display: block;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    text-overflow: ellipsis;
    text-decoration: none;
}

.ny_news .news_nr .news_r h4 a:hover {
    color: #2e5b9c;
}

.ny_news .news_nr .news_r .news_wz {
    line-height: 1.5;
    margin-bottom: 50px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    text-overflow: ellipsis;
}

.ny_news .news_nr .news_r .news_lj span::before {
    margin-right: 5px;
}

.ny_news .news_nr .news_r .news_lj span {
    font-size: 14px;
    margin-right: 30px;
}

.ny_news .news_nr .news_r .more {
    float: right;
    width: 75px;
    height: 30px;
    display: block;
    border: 1px solid #dcdcdc;
    text-align: center;
    font-size: 20px;
    color: #646464;
    line-height: 30px;
    text-decoration: none;
}

.ny_news .news_nr .news_r .more:hover {
    background-color: #0075c1;
    border: 1px solid #0075c1;
    color: #fff;
}

/* 产品列表样式 */
.ny_cp .nycp_tw {
    margin-bottom: 30px;
}

.ny_cp .nycp_tw .nycp_tp {
    padding: 40px 65px;
    background-color: #b8c7ce;
    overflow: hidden;
}

.ny_cp .nycp_tw .nycp_tp img {
    width: 100%;
    transition: transform .5s;
}

.ny_cp .col-6:nth-child(odd) .nycp_tw:hover .nycp_tp img {
    transform: translateX(20px);
}

.ny_cp .col-6:nth-child(even) .nycp_tw:hover .nycp_tp img {
    transform: translateX(-20px);
}

.ny_cp .nycp_tw .nycp_wz {
    border: 1px solid #dcdcdc;
    border-top: 0;
    padding: 20px 0;
    text-align: center;
    font-size: 16px;
    color: #000;
    transition: all .5s;
}

.ny_cp .nycp_tw:hover .nycp_wz {
    color: #fff;
    background-color: #0075c1;
}

/* 软件下载和视频样式 */
.nyrj {
    background-color: #fafafa;
    padding: 30px 28px 70px;
}

.nyrj .nyrj_bt {
    font-size: 21px;
    color: #0075c1;
    font-weight: bold;
    margin-bottom: 45px;
}

.nyjs_xz .nyjs_xzz {
    border: 1px solid #dcdcdc;
    padding: 15px 15px 35px 15px;
    border-radius: 10px;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.nyjs_xz .nyjs_xzz .xzz_bt {
    min-height: 145px;
    text-align: center;
    padding: 15px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.nyjs_xz .nyjs_xzz .xzz_bt h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 15px;
    height: 48px;
    line-height: 24px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
}

.nyjs_xz .nyjs_xzz .xzz_bt img {
    max-width: 100%;
    height: auto;
    margin: 10px 0;
}

.nyjs_xz .nyjs_xzz .xzz_bt h5 {
    font-size: 14px;
    color: #999;
    margin-top: 10px;
}

.nyjs_xz .nyjs_xzz .xzz_xx {
    border-top: 1px solid #dcdcdc;
    padding-top: 20px;
    text-align: center;
}

.nyjs_xz .nyjs_xzz .xzz_xx a {
    display: inline-block;
    background-color: #0075c1;
    color: #fff;
    padding: 10px 30px;
    border-radius: 5px;
    text-decoration: none;
    margin-bottom: 15px;
}

.nyjs_xz .nyjs_xzz .xzz_xx a:hover {
    background-color: #005a99;
}

.nyjs_xz .nyjs_xzz .xzz_data p {
    font-size: 12px;
    color: #999;
    margin: 5px 0;
}

.nyjs_xz .nyjs_xzz .xzz_data i {
    font-style: normal;
    font-weight: bold;
}

/* 分页样式 */
.pages {
    text-align: center;
    padding: 30px 0;
}

.pages a, .pages span {
    display: inline-block;
    padding: 8px 15px;
    margin: 0 5px;
    border: 1px solid #dcdcdc;
    color: #333;
    text-decoration: none;
}

.pages a:hover, .pages .current {
    background-color: #0075c1;
    color: #fff;
    border-color: #0075c1;
}

/* 联系我们页面样式 */
.a_b {
    background-color: #fafafa;
    padding: 30px 28px 70px;
}

.lb_lx .lb {
    margin-bottom: 30px;
}

.lb_lx .lb h2 {
    font-size: 21px;
    color: #0075c1;
    font-weight: bold;
    margin-bottom: 20px;
}

.lb_lx .lb h5 {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    font-weight: normal;
}

.lb_lx .lb .img {
    width: 100%;
    margin-bottom: 15px;
}

#allmap {
    border: 1px solid #dcdcdc;
}

/* 详情页样式 */
.ny_nr .xw_xq {
    padding: 30px 0px;
}

.ny_nr .xw_xq .xq_lf .xq_tl {
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    margin-bottom: 15px;
}

.ny_nr .xw_xq .xq_lf .xq_fc {
    width: 100%;
    border-bottom: solid 1px #cacaca;
    padding: 20px 0px;
}

.ny_nr .xw_xq .xq_lf .xq_fc .right {
    text-align: right;
}

.ny_nr .xw_xq .xq_nr {
    width: 100%;
    overflow: hidden;
    padding: 20px 0px;
    line-height: 30px;
    font-size: 14px;
}

.ny_nr .xw_xq .xq_nr img {
    max-width: 100%;
    display: block;
}

.ny_nr .xw_xq .xq_fy {
    text-align: center;
    padding: 15px 0px;
}

.ny_nr .xw_xq .xq_fy a {
    display: block;
    margin: 3px 0;
    padding: 8px 20px;
    background-color: #1a5490;
    color: #FFFFFF;
    font-size: 14px;
    text-decoration: none;
}
}

.ny_nr .xw_xq .xq_rt {
    width: 100%;
    overflow: hidden;
    margin-top: 56px;
}

.ny_nr .xw_xq .xq_rt .rt_bt {
    font-size: 24px;
    font-weight: bold;
    background-color: #000000;
    color: #FFFFFF;
    padding: 15px 0px;
    text-align: center;
}

.ny_nr .xw_xq .xq_rt .rt_lb li a {
    display: block;
    border-bottom: dashed 1px #cccccc;
    line-height: 56px;
    font-size: 14px;
    color: #666;
}

@media only screen and (max-width:640px) {
    .ny_nr .xw_xq {
        padding: 20px 0px;
    }
    .ny_nr .xw_xq .xq_lf .xq_tl {
        font-size: 22px;
    }
    .ny_nr .xw_xq .xq_lf .xq_fc {
        padding: 15px 0px;
    }
    .ny_nr .xw_xq .xq_lf .xq_fc .right {
        text-align: center;
    }
}

/* 关于鸿叶样式 */
.sy_cx .sycx {
    justify-content: space-between
}

.sy_cx .sycx .sycx_l {
    flex: 0 0 51%;
    max-width: 51%;
    padding: 0;
}

.sy_cx .sycx .sycx_r {
    flex: 0 0 45.83%;
    padding: 0;
    max-width: 45.83%;
}

.sy_cx .sycx_nr {
    color: #646464;
    line-height: 2;
}

.sy_cx .sycx_nr h5 {
    color: #000;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
}

.sy_cx .more {
    width: 130px;
    height: 40px;
    border: 1px solid #007ebe;
    background-color: #007ebe;
    color: #fff;
    text-align: center;
    line-height: 38px;
    display: block;
    margin-top: 60px;
}

.sy_cx .more i {
    width: 15px;
    height: 15px;
    background: url(../images/yjt.png) no-repeat center / cover;
    display: inline-block;
    margin-left: 10px;
}

.sy_cx .more:hover {
    background-color: transparent;
    color: #007ebe;
}

.sy_cx .sycx .sycx_r .img {
    overflow: hidden;
}

.sy_cx .sycx .sycx_r img {
    width: 100%;
    transition: all 1.5s;
    -o-transition: all 1.5s;
    -ms-transition: all 1.5s;
    -moz-transition: all 1.5s;
    -webkit-transition: all 1.5s;
}

.sy_cx .sycx .sycx_r:hover .img {
    box-shadow: 0 0 8px #ddd;
}

.sy_cx .sycx .sycx_r:hover img {
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
}

@media only screen and (max-width:992px) {
    .sy_bt {
        padding: 62px 0 67px;
        margin-bottom: 20px;
        background: url(../images/sy_bj3.png) no-repeat center / cover;
        background-size: 74%;
    }
    .sy_bt h2 {
        font-size: 26px;
        margin-bottom: 10px;
    }
    .sy_bt h3 {
        font-size: 22px;
    }
    .sy_cx .sycx .sycx_l {
        flex: 0 0 100%;
        max-width: 100%;
    }
    .sy_cx .sycx .sycx_r {
        flex: 0 0 100%;
        max-width: 100%;
        margin-top: 30px;
    }
    .sy_cx {
        padding: 50px 0;
    }
    .sy_cx .sycx_nr {
        font-size: 12px;
        line-height: 2;
    }
    .sy_cx .more {
        width: 100px;
        height: 33px;
        font-size: 12px;
        line-height: 31px;
        margin-top: 30px;
    }
    .sy_cx .sycx_nr h5 {
        font-size: 16px;
    }
}

/* 视频教程样式 */
.sy_sp {
    padding: 100px 0;
    overflow: hidden;
}

.sy_sp .sysp_bt {
    border-left: 6px solid #007ebe;
    font-size: 30px;
    font-weight: bold;
    color: #000;
    line-height: 50px;
    padding-left: 10px;
    margin-bottom: 50px;
}

.sy_sp .sysp .sysp_tw {
    overflow: hidden;
    position: relative;
}

.sy_sp .sysp .sysp_tw img {
    width: 100%;
    transition: all 1.5s;
    -o-transition: all 1.5s;
    -ms-transition: all 1.5s;
    -moz-transition: all 1.5s;
    -webkit-transition: all 1.5s;
}

.sy_sp .sysp .sysp_tw:hover img {
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
}

.sy_sp .sysp .sysp_tw .sysp_zz {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 10px 0;
    color: #fff;
    font-size: 16px;
    text-align: center;
    background-color: rgba(0, 0, 0, .8);
}

@media only screen and (max-width:992px) {
    .sy_sp {
        padding: 50px 0;
    }
    .sy_sp .sysp_bt {
        border-left: 3px solid #007ebe;
        font-size: 26px;
        line-height: 40px;
        margin-bottom: 30px
    }
    .sy_sp .sysp .sysp_tw {
        margin-bottom: 30px;
    }
    .sy_sp .sysp .sysp_tw .sysp_zz {
        font-size: 14px;
    }
}

/* 底部友情链接区域 */
.sy_bottom {
    background-color: #666;
}

.sy_bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sy_bottom .sybo_l {
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 16px;
}

.sy_bottom .sybo_l .bol_a {
    margin-left: 20px;
}

.sy_bottom .sybo_l .bol_a a {
    font-size: 16px;
    color: #fff;
    text-decoration: none;
}

.sy_bottom .logo img {
    width: auto;
    margin: 10px 0;
    display: block;
}

@media only screen and (max-width:992px) {
    .sy_bottom .sybo_l {
        font-size: 14px;
    }
    .sy_bottom .sybo_l .bol_a {
        margin-left: 10px;
    }
    .sy_bottom .sybo_l .bol_a a {
        font-size: 14px;
    }
}

/* 底部导航区域 */
.footer {
    padding: 0 0 50px 0;
    background-color: #35383d;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.footer .ft_lx_content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
}

.footer .ft_lx_left {
    flex: 1;
}

.footer .ft_lx_right {
    margin-left: 20px;
}

.footer .ft_lx_left h2 {
    font-size: 26px;
    color: #fff;
}

.footer .ft_lx_left span {
    display: block;
    margin-top: 15px;
    color: #fff;
}

.ftlx_dz {
    position: relative;
}

.ft_sl {
    max-width: 100%;
    width: 90px;
}

@media only screen and (max-width:992px) {
    .footer {
        padding: 25px 0;
    }
    .footer .ft_hd {
        margin-bottom: 30px;
    }
    .footer .ft_hd h3 {
        font-size: 14px;
        margin-bottom: 10px;
    }
    .footer .ft_hd a {
        font-size: 12px;
    }
    .footer .ft_lx h2 {
        font-size: 24px;
    }
    .footer .ft_lx span {
        font-size: 13px;
        margin-top: 10px;
    }
}

/* 版权区域 */
.banquan {
    background-color: #000;
    color: #fff;
    text-align: center;
    padding: 15px 0;
    display: flex;
    justify-content: center;
}

.banquan img {
    width: auto;
}

.banquan a {
    color: #fff;
}

.banquan a:hover {
    text-decoration: underline;
}

@media only screen and (max-width:992px) {
    .banquan {
        font-size: 12px;
        height: auto;
        line-height: 1.5;
        padding: 10px 0;
    }
}

/* 侧边客服栏 */
.pc_kf {
    width: 50px;
    position: fixed;
    right: 4px;
    bottom: 30px;
    z-index: 99999;
}

.pc_kf .nr {
    font-size: 18px;
    text-align: center;
    margin-bottom: 10px;
    position: relative;
}

.pc_kf .tel {
    width: 160px;
    background-color: #0089c6;
    font-size: 18px;
    line-height: 50px;
    color: #fff;
    position: absolute;
    top: 0;
    right: -160px;
    opacity: 0;
}

.pc_kf .tel img {
    padding: 0;
    background: #FFFFFF;
    border: solid 1px #eaeaea;
    display: block;
    width: 100%;
}

.pc_kf .nr:hover .tel {
    right: 56px;
    opacity: 1;
    transition: all .5s;
    -o-transition: all .5s;
    -ms-transition: all .5s;
    -moz-transition: all .5s;
    -webkit-transition: all .5s;
}

.pc_kf .ewm {
    width: 130px;
    padding: 10px 10px 0;
    background-color: #0089c6;
    position: absolute;
    bottom: 0;
    right: -180px;
    opacity: 0;
}

.pc_kf .ewm img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 10px;
}

.pc_kf .ewm p {
    font-size: 14px;
    color: #fff;
    line-height: 16px;
    margin-bottom: 10px;
}

.pc_kf .nr:hover .ewm {
    right: 56px;
    opacity: 1;
    transition: all .5s;
    -o-transition: all .5s;
    -ms-transition: all .5s;
    -moz-transition: all .5s;
    -webkit-transition: all .5s;
}

.pc_kf .nr a {
    display: block;
    width: 54px;
    height: 54px;
    box-shadow: 0 0 10px #ddd;
    background-color: #fff;
    border-radius: 5px;
    overflow: hidden;
    text-decoration: none;
}

.pc_kf .nr i {
    font-size: 22px;
    color: #646464;
}

.pc_kf .nr i.icon-aui-icon-qq {
    font-size: 30px;
}

.pc_kf .nr i.icon-icon {
    vertical-align: middle;
}

.pc_kf .nr i.kf_t {
    width: 28px;
    height: 28px;
    display: inline-block;
    text-align: center;
    background-size: 74%!important;
}

.pc_kf .nr a {
    font-size: 12px;
    color: #646464;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: left;
}

.pc_kf .fh {
    width: 54px;
    height: 54px;
    border-radius: 5px;
    background-color: #0089c6;
    text-align: center;
    color: #fff;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: left;
    font-size: 12px;
}

.pc_kf .fh i {
    font-size: 16px;
    font-weight: bold;
}

@media only screen and (max-width:992px) {
    .pc_kf {
        width: 100%;
        background-color: #0089c6;
        position: fixed;
        right: 0;
        bottom: 0;
    }
    .pc_kf .nr {
        width: 20%;
        border-right: 1px solid rgba(255, 255, 255, .6);
        font-size: 20px;
        background: none;
        box-shadow: none;
        margin-bottom: 0;
        float: left;
    }
    .pc_kf .tel {
        display: none;
    }
    .pc_kf .ewm {
        display: none;
    }
    .pc_kf .nr a {
        display: block;
        width: 100%;
        border-radius: 0;
        background-color: #0089c6;
        box-shadow: none;
        text-align: center;
        color: #FFFFFF;
    }
    .pc_kf .nr i {
        color: #FFFFFF;
        display: block;
    }
    .pc_kf .nr a:hover i {
        color: #fff;
    }
    .pc_kf .fh {
        width: 20%;
        box-shadow: none;
        font-size: 22px;
        float: left;
        font-size: 14px;
        color: #FFFFFF;
    }
    .pc_kf .fh i {
        color: #FFFFFF;
    }
    .pc_kf .nr i.kf_t {
        display: block;
        margin: 2px auto;
        color: #FFFFFF;
    }
}

/* 微信二维码弹窗 */
.sj_bj {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .5);
    position: fixed;
    top: 0;
    left: 0;
    content: "";
    z-index: 9998;
    display: none;
}

.e_m {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, .9);
    z-index: 99999;
    display: none;
}

.e_m .n_r {
    width: 200px;
    padding: 10px;
    background-color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    text-align: center;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
}

.e_m .n_r img {
    width: 100%;
    height: auto;
    display: block;
}

.e_m .n_r p {
    font-size: 15px;
    color: #888;
    margin-top: 10px;
}

@media only screen and (max-width:640px) {
    .e_m .n_r {
        width: 230px;
        padding: 15px;
    }
    .e_m .n_r p {
        font-size: 15px;
    }
}