html,
body {
    background-color: #fff;
    color: #585858;
    padding: 0;
    margin: 0;
    --white: #ffffff;
    --black: #1e212a;
    --blue: #1E9FFF;
    --green: #009e3c;
    --red: #FF5722;
    --orange: #ff9900;
    --yellow: #ffb800;
    --gray: #fafafa;
    --grey: #999999;
    --theme: #C12324;
    letter-spacing: 0.05em;
    font-size: 1rem;
    line-height: 1.66667;
    font-family: "PingFang SC", Arial, Helvetica, "Microsoft Yahei", sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

.pointer {
    cursor: pointer;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    padding: 0;
    border: 0;
    font: inherit;
    vertical-align: baseline;
}

a:hover {
    color: var(--theme);
}

.text-theme {
    color: var(--theme);
}

.text-xs {
    font-size: 12px;
}

.text-sm {
    font-size: 14px;
}

.text-df {
    font-size: 16px;
}

.text-lg {
    font-size: 18px;
}

.text-xl {
    font-size: 20px;
}

.text-2xl {
    font-size: 22px;
}

.text-3xl {
    font-size: 26px;
}

.text-Abc {
    text-transform: Capitalize;
}

.text-ABC {
    text-transform: Uppercase;
}

.text-abc {
    text-transform: Lowercase;
}

.text-cut {
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.ellipsis-2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.text-bold {
    font-weight: bold;
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.w-100 {
    width: 100%;
}

.h-100 {
    height: 100%;
}

.flex {
    display: flex;
    display: -webkit-flex;
}

.flex-direction {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.align-start {
    align-items: flex-start;
}

.align-end {
    align-items: flex-end;
}

.align-center {
    align-items: center;
}

.justify-start {
    justify-content: flex-start;
}

.justify-end {
    justify-content: flex-end;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.page {
    width: 100%;
}

.container {
    margin-left: auto;
    margin-right: auto;
    width: 1000px;
}

/* 顶部部分样式 */
.topper-wrap {
    width: 100%;
    position: fixed;
    z-index: 999;
    background-color: #fff;
}

.header-box .logo {
    width: 135px;
    padding-top: 12px;
    padding-bottom: 5px;
}

.header-box .logo a:hover {
    opacity: 0.6;
}

.header-box .site-bar {
    display: flex;
    flex-wrap: wrap;
}

.header-box .site-bar .item {
    height: 28px;
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    font-size: 0.8rem;
}

.header-box .site-bar .contact {
    padding: 0 20px;
    color: var(--theme);
    border: 1px solid var(--theme);
    border-radius: 4px;
    margin: 0 25px;
}

.header-box .site-bar .contact:hover {
    color: #fff;
    background-color: var(--theme);
    border: 1px solid var(--theme);
}

.header-box .site-bar .site {
    border-left: 1px solid #585858;
    padding-left: 20px;
}

.header-box .site-bar .site > i {
    font-size: 1.3rem;
}

.header-box .site-bar .site > span {
    padding-left: 6px;
}

.topper-wrap .menu-box {
    background-color: #F1F1F1;
    border-bottom: 2px solid var(--theme);
}

.topper-wrap .nav-box {
    height: 55px;
    position: relative;
}

.nav-box .item {
    line-height: 1.2;
    -webkit-box-flex: 1;
    flex: 1;
    position: relative;
    display: -webkit-box;
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    -webkit-box-pack: center;
    justify-content: center;
    height: 100%;
    color: #000;
    font-size: 1rem;
    text-align: center;
}

.nav-box .item::before {
    position: absolute;
    top: 50%;
    left: 0;
    content: "";
    height: 40px;
    border-left: 1px solid #B5B5B5;
    margin-top: -20px;
}

.nav-box .item:last-of-type::after {
    position: absolute;
    top: 50%;
    right: 0;
    content: "";
    height: 40px;
    border-right: 1px solid #B5B5B5;
    margin-top: -20px;
}

.menu-box .bar {
    position: absolute;
    bottom: 0;
    height: 5px;
    background-color: var(--theme);
    opacity: 0;
}

.menu-box .bar.is-visible {
    opacity: 1;
    transition: opacity 0s ease-out, left .5s ease, width .5s ease;
}

/* 海报部分样式 */
.poster-wrap {
    width: 100%;
    height: 200px;
    background-color: #000;
    overflow: hidden;
    text-align: center;
    position: relative;
    background: url(../images/poster-default.jpg) no-repeat center / cover;
}

.poster-wrap .poster-title {
    position: relative;
    color: #fff;
    font-size: 1.6rem;
    padding: 2px 0;
}

.poster-wrap .poster-title::before {
    position: absolute;
    top: 0;
    right: -1.5em;
    width: 100vw;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    content: "";
}

.poster-wrap .poster-title span {
    position: relative;
}

.home-page .poster-wrap {
    height: 600px;
    margin-bottom: 75px;
}

.poster-wrap > video {
    position: relative;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    height: 600px;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
}

.breadcrumb-wrap {
    background-color: #F1F1F1;
    padding-top: 10px;
    padding-bottom: 10px;
}

.breadcrumb-wrap .item {
    font-size: 0.8rem;
    padding-right: 30px;
    position: relative;
}

.breadcrumb-wrap .item::after {
    position: absolute;
    content: ">";
    padding-left: 10px;
    bottom: 1px;
}

.breadcrumb-wrap .item:last-of-type::after {
    content: "";
}

.breadcrumb-wrap .item:last-of-type {
    color: #000;
    font-weight: 700;
}

.breadcrumb-wrap .item a:hover {
    color: inherit;
}

/* 主体部分样式 */
.main-wrap {
    width: 100%;
}

.top-heading {
    margin-bottom: 35px;
    color: #636363;
    font-size: 1.5rem;
    text-align: center;
    line-height: 1;
    letter-spacing: 0.05em;
}

.main-wrap .news-list {
    padding: 20px 158px;
    border-top: 1px solid #BCBCBC;
    border-bottom: 1px solid #BCBCBC;
    margin-bottom: 40px;
}

.main-wrap .news-list > .item {
    font-size: 1.1rem;
    font-weight: 300;
    display: flex;
    flex-wrap: wrap;
    -webkit-box-align: center;
    align-items: center;
    padding: 5px 0;
}

.main-wrap .news-list > .item > .date {
    margin-right: 90px;
    font-weight: 300;
    width: 6em;
}

.main-wrap .technology-box, .main-wrap .product-box {
    margin-top: 140px;
}

.main-wrap .technology-box .lead {
    margin-bottom: 30px;
    text-align: center;
}

.main-wrap .technology-box .tec-figure {
    text-align: center;
}

.main-wrap .product-box .figure {
    width: 50%;
}

.main-wrap .product-box .figure > img {
    width: 100%;
}

.main-wrap .product-box .main {
    flex: 1;
    padding-right: 20px;
}

.main-wrap .product-box .top-heading {
    margin-bottom: 15px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--theme);
    text-align: left;
}

.main-wrap .product-box .lead {
    font-size: 1rem;
    margin-bottom: 40px;
}

/* 页脚部分样式 */
.footer-wrap {
    background-color: #585858;
    width: 100%;
    margin-top: 160px;
}

.footer-wrap .contact-box {
    display: block;
    width: 100%;
    height: 60px;
    line-height: 60px;
    text-align: center;
    background-color: var(--theme);
    color: #fff;
    font-size: 1.6rem;
}

.footer-wrap .footer-menu {
    padding: 50px 0;
}

.footer-menu .column .footer-group {
    margin-top: 50px;
}

.footer-menu .column .footer-group:first-child {
    margin-top: 0;
}

.footer-group > .label {
    display: inline-block;
    margin-bottom: 15px;
    color: #fff;
    font-size: 1.2rem;
    font-weight: 500;
    line-height: 1;
}

.footer-group .list .item {
    padding: 1px 0;
}

.footer-group .list .item > a {
    font-size: 0.9rem;
    color: #fff;
}

.footer-group .list .item > a:hover {
    text-decoration: underline;
}

.footer-wrap .copyright-box {
    padding-top: 30px;
    padding-bottom: 20px;
    border-top: 1px solid #BCBCBC;
    color: #d8d8d8;
}

.footer-wrap .copyright-box .link {
    padding-left: 8px;
    font-size: 0.9rem;
}

.footer-wrap .copyright-box a:hover {
    color: inherit;
    opacity: 0.6;
}

/*内容部分*/
.page-content {
    padding-top: 4em;
}

.page-content p {
    line-height: 1.6;
    margin-bottom: 8px;
}
.page-content .page-desc{
    padding: 0 50px;
    border-radius: 4px;
}

.page-content table td {
    padding: 12px;
}
.page-content table td p{
    margin-bottom: 0;
}

.page-content > .main {
    width: calc(100% - 250px);
}

.page-content > .main p > img {
    width: 100%;
}

.page-content > .sidebar-wrap {
    width: 210px;
    margin-left: 40px;
}

.page-content .sidebar .side-label {
    padding: 20px 10px;
    border-top: 2px solid #BCBCBC;
    border-bottom: 2px solid #BCBCBC;
    background-color: #F1F1F1;
    font-weight: 700;
    font-size: 0.9rem;
}

.page-content .sidebar > .layui-nav {
    background-color: unset;
    color: inherit;
    width: 100%;
}

.page-content .sidebar > .layui-nav-tree .layui-nav-bar {
    background-color: unset;
}

.page-content .sidebar > .layui-nav-tree .layui-nav-child {
    border-top: 1px solid #BCBCBC;
    background: #fafafa;
}

.page-content .sidebar > .layui-nav-tree .layui-nav-item a {
    height: unset;
    line-height: 1.6;
    text-overflow: unset;
    overflow: unset;
    white-space: normal;
}

.page-content .sidebar > .layui-nav .layui-nav-item {
    border-bottom: 1px solid #BCBCBC;
}

.page-content .sidebar > .layui-nav .layui-nav-item a {
    color: inherit !important;
    padding-left: 10px;
    padding-right: 20px;
    font-size: 0.9rem;
}

.page-content .sidebar > .layui-nav .layui-nav-item > a {
    padding-top: 20px;
    padding-bottom: 20px;
}

.page-content .sidebar > .layui-nav-tree .layui-nav-child dd > a {
    padding: 10px 20px;
}

.page-content .sidebar > .layui-nav-tree .layui-nav-child dd > a:before {
    position: absolute;
    content: "-";
    left: 10px;
    top: 0;
    height: 100%;
    display: flex;
    align-items: center;
}

.page-content .sidebar > .layui-nav .layui-nav-item > a .layui-nav-more {
    padding-top: 0;
    padding-bottom: 0;
    height: 100%;
    right: 8px;
}

.page-content .sidebar > .layui-nav .layui-nav-item > a .layui-nav-more:before {
    top: 0;
    height: 100%;
    display: flex;
    align-items: center;
    content: '\e624';
}

.page-content .sidebar > .layui-nav .layui-nav-item a:hover {
    background-color: var(--theme);
    color: #fff !important;
}

.page-content .sidebar > .layui-nav-tree .layui-nav-child dd.layui-this,
.page-content .sidebar > .layui-nav-tree .layui-nav-child dd.layui-this a,
.page-content .sidebar > .layui-nav-tree .layui-this,
.page-content .sidebar > .layui-nav-tree .layui-this > a,
.page-content .sidebar > .layui-nav-tree .layui-this > a:hover {
    background-color: var(--theme);
    color: #fff;
}

.page-title-primary {
    position: relative;
    margin-bottom: 1.5em;
    padding-bottom: 1em;
    border-bottom: 1px solid #BCBCBC;
    color: #000;
    font-size: 1.3rem;
    font-weight: bold;
}

.page-title-primary::after {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 70px;
    height: 1px;
    background: var(--theme);
    content: '';
}

.page-lead {
    margin-bottom: 10px;
    color: #000;
    font-size: 1.1rem;
}

.card-layout {
    display: -webkit-box;
    display: flex;
    flex-wrap: wrap;
    -webkit-box-pack: justify;
    justify-content: space-between;
}

.page-lead + .card-layout {
    margin-top: 40px;
}

.card-layout .card-primary {
    width: calc((100% - 160px) / 2);
    display: -webkit-box;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    flex-direction: column;
    padding: 30px;
    border: 1px solid #BCBCBC;
}

.card-layout .card-primary:not(:nth-child(1)):not(:nth-child(2)) {
    margin-top: 40px;
}

.card-primary .card-title {
    margin-bottom: 0.5em;
    padding-bottom: 0.5em;
    border-bottom: 2px solid var(--theme);
    font-size: 1.4rem;
}

.card-primary .card-text {
    margin-bottom: 30px;
    font-size: 1.1rem;
    line-height: 1.66667;
    letter-spacing: 0;
}

.button-round {
    position: relative;
    transition: background-color .3s ease-out;
    display: -webkit-box;
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    -webkit-box-pack: center;
    justify-content: center;
    width: 280px;
    height: 40px;
    border: 1px solid var(--theme);
    border-radius: 6px;
    margin: 0 auto;
}

.button-round:hover:not(.-fill) {
    background-color: var(--theme);
}

.button-round::before {
    position: absolute;
    top: 50%;
    right: 24px;
    content: "";
    width: 10px;
    height: 10px;
    margin-top: -6.5px;
    border-top: 1px solid var(--theme);
    border-right: 1px solid var(--theme);
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transition: margin-top .4s ease, -webkit-transform .4s ease;
    transition: margin-top .4s ease, -webkit-transform .4s ease;
    transition: transform .4s ease, margin-top .4s ease;
    transition: transform .4s ease, margin-top .4s ease, -webkit-transform .4s ease;
}

.button-round > .label {
    color: var(--theme);
    font-size: 1rem;
    -webkit-transition: color .4s ease-out;
    transition: color .4s ease-out;
}

.button-round:hover:not(.-fill) > .label {
    color: #fff;
}

.button-round:hover:not(.-fill)::before {
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
}

.page-section {
    margin-top: 90px;
}

.page-content .page-section {
    margin-top: 45px;
}

.page-section:first-child {
    margin-top: 0;
}

.common-box {
    margin-top: 50px;
    padding: 20px;
    background-color: #F1F1F1;
}

.page-nav {
    margin-top: 30px;
}

.page-nav:first-child {
    margin-top: 0;
}

.page-nav .page-nav-header {
    display: flex;
    -webkit-box-pack: justify;
    justify-content: flex-start;
}

.page-nav .page-nav-header > li {
    margin: 0 5px;
    max-width: 50%;
    width: 50%;
}

.page-nav .page-nav-header > li.page-nav-this {
}

.page-nav .page-nav-header > li.btn {
    background-color: #fff;
    border: 1px solid #585858;
    cursor: pointer;
    height: 60px;
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    -webkit-box-pack: center;
    justify-content: center;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 700;
    position: relative;
}

.page-nav .page-nav-header > li.btn:before {
    position: absolute;
    top: 50%;
    right: 24px;
    content: "";
    width: 15px;
    height: 15px;
    margin-top: -7.5px;
    border-top: 1px solid #585858;
    border-right: 1px solid #585858;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transition: margin-top .4s ease, -webkit-transform .4s ease;
    transition: margin-top .4s ease, -webkit-transform .4s ease;
    transition: transform .4s ease, margin-top .4s ease;
    transition: transform .4s ease, margin-top .4s ease, -webkit-transform .4s ease;
}

.page-nav .page-nav-header > li.page-nav-this:before {
    -webkit-transform: rotate(135deg);
    transform: rotate(135deg);
    margin-top: -13px;
}

.page-nav .page-nav-header > li.page-nav-this, .page-nav .page-nav-header > li.btn:hover {
    background-color: #585858;
    color: #fff;
}

.page-nav .page-nav-header > li.page-nav-this:before, .page-nav .page-nav-header > li.btn:hover:before {
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
}

.page-nav .page-nav-body {
    position: relative;
    width: 100%;
    -webkit-transition: height .5s ease-out;
    transition: height .5s ease-out;
    overflow: hidden;
}
.page-top-wrap{
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.page-top-wrap .item{
    width: calc(100% / 2);
    text-align: center;
    margin-bottom: 30px;
}
.page-top-wrap .item .caption{
    margin-top: 30px;
}
.page-top-wrap .item:hover img{
    opacity: 0.6;
}
.page-top-wrap .item:hover{
    color: inherit;
}
.home-product-box {
    margin-top: 90px;
}
.home-product-box .page-top-wrap {
    justify-content: space-between;
}
.home-product-box .page-top-wrap .item{
    width: calc(100% / 3);
    color: var(--theme);
}

.page-nav .page-nav-body > .page-nav-item {
    display: none;
    width: 100%;
}

.page-nav .page-nav-body > .page-nav-item.page-nav-show {
    display: unset !important;
}

.page-nav .page-nav-body > .page-nav-item.page-nav-show .page-nav-content, .page-product-list {
    position: relative;
    -webkit-box-pack: start;
    justify-content: flex-start;
    display: -webkit-box;
    display: flex;
    flex-wrap: wrap;
}

.page-nav .page-nav-body > .page-nav-item.page-nav-show .page-nav-content .item {
    width: calc((100% - (16px * 4)) / 4);
    padding: 8px;
    text-align: center;
    margin-top: 35px;
}

.page-product-list .item {
    text-align: center;
    width: calc((100% - (60px * 3)) / 3);
    margin: 0 30px;
    padding: 16px 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.page-product-list .item .button-round {
    margin-top: 30px;
    width: 160px;
    height: 40px;
}

.page-nav .item img, .page-product-list .item img {
    width: 100%;

}

.page-nav .item:hover img {
    opacity: 0.6;
}

.technology-nav-wrap .page-nav .page-nav-content .item:hover img {
    opacity: unset;
}

.page-nav .item .caption, .page-product-list .item .caption {
    margin-top: 10px;
    color: #000;
    font-size: 1rem;
    text-align: center;
}

.technology-nav-wrap .page-nav .page-nav-header > li.page-nav-this {
    background-color: inherit;
    color: inherit;
    position: relative;
}

.technology-nav-wrap .page-nav .page-nav-header > li.page-nav-this:before {
    position: absolute;
    content: "";
    width: 20px;
    height: 20px;
    background-color: #F1F1F1;
    bottom: -40px;
    left: 45%;
}

.technology-nav-wrap .page-nav .page-nav-header > li.page-nav-this img {
    border: 3px solid #C12324;
}

.technology-nav-wrap .page-nav .page-nav-body {
    margin: 30px 0;
    background-color: #F1F1F1;
}

.technology-nav-wrap .page-nav .page-nav-body .page-nav-content {
    padding: 16px;
}

.technology-nav-wrap .page-nav .page-nav-body > .page-nav-item.page-nav-show .page-nav-content .item {
    width: calc((100% - (60px * 3)) / 3);
    margin: 0 30px;
    padding: 16px 0;
}

.technology-nav-wrap .page-nav .page-nav-body > .page-nav-item.page-nav-show .page-nav-content .button-round {
    margin-top: 30px;
    width: 160px;
    height: 40px;
}

.technology-nav-wrap .page-nav .page-nav-body > .page-nav-item.page-nav-show .page-nav-content .item > img {
    min-width: 179px;
    min-height: 133px;
}

.technology-nav-wrap .page-nav .page-nav-header > li {
    margin: 0 16px;
}

.technology-nav-wrap .page-nav .page-nav-header {
    margin-left: -16px;
    margin-right: -16px;
}

/*表单*/


.contact-form {
    margin-top: 50px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group .label {
    display: block;
    font-size: 1rem;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}

.form-group .label > .require {
    line-height: 22px;
    color: var(--red);
    vertical-align: bottom;
}

.form-group input,
.form-group select,
.form-group textarea,
.form-group .file-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s ease;
    font-family: inherit;
    margin: 0;
    box-sizing: border-box;
}

.form-group .file-input {
    padding: 10px;
    background-color: #fafafa;
}

.form-group .label > .hint, .file-hint {
    font-size: 12px;
    color: #999;
    margin-top: 5px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--theme);
}

.form-group textarea {
    resize: vertical;
}

.form-group .captcha-group {
    display: flex;
    flex-direction: row;
}

.form-group .captcha-group .captcha-input {
    width: 280px;
}

.form-group .captcha-group .captcha-img {
    height: 42px;
    margin: 0 15px;
    border-radius: 4px;
}

.form-group .captcha-group .captcha-hint {
    font-size: 12px;
    color: #999;
    line-height: 42px;
}

.news-wrap > .item {
    font-size: 1.1rem;
    font-weight: 300;
    display: flex;
    flex-wrap: wrap;
    -webkit-box-align: center;
    align-items: center;
    padding: 5px 0;
}

.news-wrap > .item > .date {
    margin-right: 90px;
    font-weight: 300;
    width: 6em;
}

.pagination-box {
    margin-top: 40px;
    margin-bottom: 40px;
}

.pagination {
    display: inline-block;
    margin: 0 -10px;
}

.pagination li {
    float: left;
    padding: 0 10px;
}

.pagination li a, .pagination li span {
    text-align: center;
    background: #fff;
    font-size: 14px;
    color: #333;
    line-height: 38px;
    height: 38px;
    overflow: hidden;
    padding: 0 15px;
    border: 1px solid #E6E6E6;
    border-radius: 2px;
    box-sizing: border-box;
    display: inline-block;
}

.pagination li.active span {
    background: var(--theme);
    color: #FFFFFF;
    border: 1px solid var(--theme);
}

.pagination li a:hover {
    color: var(--theme);
    border: 1px solid var(--theme);
}