html, body {
    width: 100%;
    overflow-x: hidden;
}

*, :after, :before {
    box-sizing: inherit
}

b, body, dd, dl, dt, em, h1, h2, h3, h4, h5, i, img, li, ol, p, u, ul {
    margin: 0;
    padding: 0;
    line-height: unset;
}

body {
    background: #fff;
    font-size: 14px;
    line-height: 1.75;
    color: #272727;
    font-family: Microsoft YaHei, Open Sans, sans-serif, WenQuanYi MicroHei;
    position: relative;
}

/* 在线链接服务仅供平台体验和调试使用，平台不承诺服务的稳定性，企业客户需下载字体包自行发布使用并做好备份。 */
@font-face {
    font-family: 'iconfont';  /* Project id 4694313 */
    src: url('//at.alicdn.com/t/c/font_4694313_xiy1ezd7mw.woff2?t=1727505038847') format('woff2'),
    url('//at.alicdn.com/t/c/font_4694313_xiy1ezd7mw.woff?t=1727505038847') format('woff'),
    url('//at.alicdn.com/t/c/font_4694313_xiy1ezd7mw.ttf?t=1727505038847') format('truetype');
}

@font-face {
    font-family: webfont;
    font-display: swap;
    src: url(//at.alicdn.com/t/webfont_bmh1f0i45wk.eot);
    src: url(//at.alicdn.com/t/webfont_bmh1f0i45wk.eot#iefix) format("embedded-opentype"), url(//at.alicdn.com/t/webfont_bmh1f0i45wk.woff2) format("woff2"), url(//at.alicdn.com/t/webfont_bmh1f0i45wk.woff) format("woff"), url(//at.alicdn.com/t/webfont_bmh1f0i45wk.ttf) format("truetype"), url(//at.alicdn.com/t/webfont_bmh1f0i45wk.svg#%E5%BA%9E%E9%97%A8%E6%AD%A3%E9%81%93%E6%A0%87%E9%A2%98%E4%BD%932) format("svg")
}


.iconfont {
    font-family: iconfont !important;
    font-style: normal;
    font-size: inherit;
    line-height: 1
}

h1 {
    font-size: 40px
}

h2 {
    font-size: 29px
}

h3 {
    font-size: 20px
}

h4 {
    font-size: 18px
}

h5, h6 {
    font-size: 16px
}

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 10px;
    font-family: Montserrat, sans-serif;
    font-weight: 600;
    color: #272727;
    line-height: 1.5
}

cite, dfn, em, i {
    font-style: italic
}

dd, dl, dt, li, ol, ul {
    list-style-type: none
}

img {
    border: 0;
    height: auto;
    width: 100%;
    max-width: 100%;
    vertical-align: middle
}

table {
    border-spacing: 0;
    border-collapse: collapse
}

input, select, textarea {
    outline: 0;
    font-size: 14px !important
}

input::-webkit-input-placeholder, textarea::-webkit-input-placeholder {
    color: #888;
    font-size: 14px
}

input:-moz-placeholder, input::-moz-placeholder, textarea:-moz-placeholder, textarea::-moz-placeholder {
    color: #888;
    font-size: 14px
}

input:-ms-input-placeholder, textarea:-ms-input-placeholder {
    color: #888;
    font-size: 14px
}

a {
    text-decoration: inherit
}

a, a:visited {
    color: #323232
}

a:focus {
    outline: 0
}

a:active, a:focus, a:hover {
    color: #003778
}

a:active, a:hover {
    outline: 0
}

.container {
    margin: 0 auto;
    position: relative;
}

.lu-warp {
    width: 100%;
    background-color: #ffffff;
}

.lu-header {
    width: 100%;
    position: relative;
    z-index: 2;
}

.lu-header .logo {
    width: auto;
    height: 96px;
    overflow: hidden;
}

.lu-header .logo img {
    width: auto;
    height: 100%;
}

.lu-header .contact {
    background-color: #ebebeb;
    padding: 8px 14px;
    border-radius: 5px;
    font-weight: bold;
}

.lu-header .contact strong {
    color: #e80000;
    font-size: 20px;
    font-style: italic;
}

.lu-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    overflow: hidden;
}


.lu-nav {
    width: 100%;
    position: relative;
    background: #2758a3;
    height: 60px;
}

.lu-nav .lu-nav-ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}
.lu-nav .lu-nav-li{
    position: relative;
}
.lu-nav .lu-nav-li .url {
    color: #ffffff;
    display: block;
    font-size: 18px;
    padding: 0 30px;
    font-weight: 520;
    cursor: pointer;
}
.lu-nav .lu-nav-li.on, .lu-nav .lu-nav-li:hover {
    background:#3d71cb;
}
.lu-nav .lu-nav-li .submenu{
    position: absolute;
    left: 0;
    top: 60px;
    right: 0;
    background-color: #2758a3;
    z-index: 3;
}
.lu-nav .lu-nav-li .submenu ul{
    padding: 10px;
}
.lu-nav .lu-nav-li .submenu li{
    width: 100%;
}
.lu-nav .lu-nav-li .submenu li a{
    height: 40px;
    line-height: 40px;
    color: #ffffff;
    font-size: 16px;
    text-align: center;
    display: block;
}
.lu-nav .lu-nav-li .submenu li a:hover{
    background-color: #3f75cd;
}

.lu-banner {
    padding: 0;
    height: 520px;
    position: relative;
    z-index: 1;
    background: url("bg-industry.jpg") no-repeat center / cover;
}

.lu-banner .container {
    max-width: 1920px;
    height: auto;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    overflow: hidden;
    list-style: none;
    padding: 0;
    z-index: 1;
}

.lu-banner .swiper-slide {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden
}

.lu-banner .swiper-slide .thumb {
    width: 100%;
    height: 100%
}

.lu-banner .swiper-slide .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    vertical-align: middle;
    position: relative;
    z-index: 1
}

.lu-banner .swiper-slide .title {
    position: absolute;
    left: 700px;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 5;
    display: flex;
    flex-direction: column;
    justify-content: center
}

.lu-banner .swiper-slide .title h2 {
    font-size: 70px;
    font-weight: 700;
    margin: 20px 0 25px;
    color: #2758a3
}

.lu-banner .swiper-slide .title h3 {
    font-size: 42px;
    font-weight: 500;
    color: #2758a3
}

.lu-banner .swiper-slide .title p {
    font-size: 20px;
    max-width: 760px;
    margin-bottom: 35px;
    color: #2758a3
}

.lu-banner .swiper-pagination-bullets {
    bottom: 5%;
    z-index: 999
}

.lu-banner .swiper-pagination-bullet {
    background-color: #fff;
    cursor: pointer;
    display: inline-block;
    float: none;
    height: 12px;
    margin: 3px 5px;
    width: 12px;
    z-index: 99;
    border-radius: 30px;
    opacity: 1;
    -webkit-transition: all .3s ease-in-out;
    -moz-transition: all .3s ease-in-out;
    -ms-transition: all .3s ease-in-out;
    -o-transition: all .3s ease-in-out;
    transition: all .3s ease-in-out
}

.lu-banner .swiper-pagination-bullet-active {
    background-color: #2758a3;
    border-color: #fff;
    height: 22px
}

.lu-banner .swiper-button-next, .lu-banner .swiper-button-prev {
    bottom: 50%;
    color: #fff;
    cursor: pointer;
    display: block;
    font-size: 20px;
    font-weight: 400;
    position: absolute;
    text-align: center;
    width: 55px;
    height: 55px;
    padding: 5px;
    z-index: 999;
    line-height: 2.2;
    background: rgba(14, 14, 14, .26);
    transition: all .2s ease-in-out 0s;
    opacity: 0;
    box-sizing: border-box;
}

.lu-banner .swiper-button-next:after, .lu-banner .swiper-button-prev:after {
    font-size: 16px;
    font-weight: 900
}

.lu-banner:hover .swiper-button-next, .lu-banner:hover .swiper-button-prev {
    opacity: 1;
    bottom: 45%
}

.lu-banner .swiper-button-prev {
    left: 2%
}

.lu-banner .swiper-button-next {
    right: 2%
}

.lu-banner .swiper-button-next:hover, .lu-banner .swiper-button-prev:hover {
    background-color: #2758a3;
    border-color: #003778;
    color: #fff
}

.button-circle, .button-circle-enabled .slick-arrow {
    border-radius: 100%
}

.lu-block {
    padding: 50px 0;
}

.lu-block .head {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0px 0 35px;
}

.lu-block .head h2 {
    height: 54px;
    font-size: 36px;
    font-weight: 600;
    color: #2758a3;
    text-align: center;
    position: relative;
}

.lu-block .head h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 1px;
    background-color: #2758a3;
    margin-left: -30px;
    position: absolute;
    left: 50%;
    bottom: 0;
}

.lu-block .head p {
    color: #9a9a9a;
    font-size: 18px;
    text-align: center;
}


.lu-block .foot {
    position: relative;
    text-align: center;
    height: 72px;
}

.lu-block .foot::after {
    content: '';
    display: block;
    width: 100%;
    height: 1px;
    position: absolute;
    left: 0;
    top: 50%;
    z-index: 1;
    background: linear-gradient(90deg, #FFFFFF 0%, #dddddd 15%, #dddddd 85%, #FFFFFF 100%);
}

.lu-block .foot a {
    position: relative;
    background-color: #ffffff;
    z-index: 2;
    width: 258px;
    height: 68px;
    line-height: 68px;
    border-radius: 68px;
    text-align: center;
    vertical-align: middle;
    font-size: 18px;
    color: #666666;
    border: 1px solid #dddddd;
    display: block;
    margin: 0 auto;
    overflow: hidden;
    animation: cus-fadeinup 1.5s ease 0s 1 normal forwards;
}

.lu-block .foot a::before {
    -webkit-transition-duration: 800ms;
    transition-duration: 800ms;
    position: absolute;
    width: 200%;
    height: 200%;
    content: "";
    top: -200%;
    left: 50%;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    border-radius: 50%;
    z-index: -1;
    background: #2758a3
}

.lu-block .foot a::after {
    content: '\e617';
    font-size: 18px;
    padding-left: 5px;
    line-height: 8px;
}

.lu-block .foot a:hover {
    color: #fff
}

.lu-block .foot a:hover::before {
    top: -40%
}


.lu-product .main {
    display: flex;
    align-items: stretch;
    padding-bottom: 50px;
}

.lu-product .tab {
    width: 300px;
    display: flex;
    flex-direction: column;
    align-items: space-between;
    flex-shrink: 0;
    flex-grow: 0;
}

.lu-product .tab li {
    background-color: #dfdfdf;
    margin-top: 11px;
    position: relative;
    cursor: pointer;
}

.lu-product .tab li span {
    padding-left: 20px;
    height: 102px;
    line-height: 102px;
    font-size: 18px;
    font-weight: 600;
    color: #000;
    display: block;
}

.lu-product .tab li.on {
    background-color: #2758a3;
}

.lu-product .tab li.on span {
    color: #ffffff;
}

.lu-product .tab li.on::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -11px;
    transform: translateY(-50%);
    border-top: 11px solid transparent;
    border-bottom: 11px solid transparent;
    border-left: 11px solid #2758a3; /* 更改箭头颜色 */
}

.lu-product .tab li:first-child {
    margin-top: 0;
}

.lu-product .panel {
    background-color: #e0e0e0;
    margin-left: 20px;

}

.lu-product .panel li {
    position: relative;
    padding: 0;
    display: none;
}
.lu-product .panel li:first-child{
    display: block;
}
.lu-product .panel li img{
    display: block;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

.lu-product .panel .row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.lu-product .panel .desc {
    padding-right: 50px;
    font-size: 16px;
    box-sizing: border-box;
    flex-shrink: 1;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}

.lu-product .panel .desc p {
    margin: 10px 0 0;
    padding: 0;
    line-height: 30px;
    text-indent: 2em;
}

.lu-product .panel .title {
    flex-shrink: 0;
    flex-grow: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
}

.lu-product .panel .title h2 {
    font-size: 50px;
    color: #000;
    margin-bottom: 0;
    padding-bottom: 0;
}

.lu-product .panel .title p {

}

.lu-product .panel .title .eng {
    font-size: 26px;
    color: #878787;
}

.lu-product .panel .title .more {
    background-color: #010080;
    padding: 5px 16px;
    color: #ffffff;
    margin-top: 20px;
    font-size: 16px;
}

.lu-product .panel .image {
    width: 100%;
    clear: both;
    flex-shrink: 1;
    flex-grow: 1;
}

.lu-product .panel .image ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lu-full {
    width: 100%;
    background-color: #2758a3;
}

.lu-slogan {
    padding: 20px 0;
    color: #ffffff;
}

.lu-slogan .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.lu-slogan .english {
    position: absolute;
    left: 0;
    bottom: 0px;
    right: 0;
    z-index: 1;
    opacity: 0.2;
    font-size: 60px;
    margin-bottom: -60px;
    font-family: Arial, sans-serif;
    overflow: hidden;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lu-slogan .english span {
    white-space: pre;
}

.lu-slogan .classify {
    position: relative;
    z-index: 2;
}

.lu-slogan .classify ul {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 364px;
    margin-top: -20px;
}

.lu-slogan .classify li {
    width: 170px;
    height: 46px;
    line-height: 46px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
    border: 1px solid #ffffff;
    margin-top: 20px;
    color: #ffffff;
}

.lu-slogan .title {
    text-align: right;
    position: relative;
    z-index: 2;
}

.lu-slogan .title h3 {
    height: 58px;
    font-size: 28px;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.lu-slogan .title p {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lu-slogan .title span {
    font-size: 18px;
    font-weight: 500;
    padding: 0;
}

.lu-slogan .contact {
    text-align: right;
    position: relative;
    z-index: 2;
}

.lu-slogan .contact h3 {
    font-size: 28px;
    font-weight: 600;
    color: #ffffff;
}

.lu-slogan .contact p {
    background-color: #4e85c8;
    font-size: 30px;
    font-weight: 700;
    padding: 0 15px;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%, 0 calc(100% - (100% * tan(49deg))));
}

.lu-about .video {
    display: flex;
    justify-content: center;
    padding-bottom: 30px;
}

.lu-about .video a {
    text-align: center;
}

.lu-about .video p {
    font-size: 18px;
    padding-top: 5px;
    font-weight: 600;
    position: relative;
    z-index: 2;
}

.lu-about .video .btn {
    position: relative;
    z-index: 1;
    display: inline-block;
    width: 68px;
    height: 68px;
    line-height: 68px;
    border-radius: 50%;
    text-align: center;
    background-color: #2758A3;
    border: 0;
    padding: 0;
    margin: 0;
    cursor: pointer;
}

.lu-about .video .btn svg {
    width: 25px;
    height: 25px;
    margin-left: 5px;
    vertical-align: middle;
}

.lu-about .video .btn::before, .lu-about .video .btn::after {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 68px;
    height: 68px;
    -webkit-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(39, 88, 163, 0.5);
    animation: rippleOne 3s infinite;
}

.lu-about .video .btn::before {
    -webkit-animation-delay: 0.9s;
    animation-delay: 0.9s;
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
}

.lu-about .video .btn::after {
    -webkit-animation-delay: 0.6s;
    animation-delay: 0.6s;
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
}


.lu-about .desc {
    text-indent: 2em;
    line-height: 36px;
    font-size: 20px;
    padding: 0 80px 50px;
}

.lu-about .column ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lu-about .column li {
    height: 160px;
    width: 320px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    padding-left: 60px;
    border-radius: 5px;
    position: relative;
    /* box-sizing: content-box;*/
    box-shadow: 0px 0px 35.8px rgba(0, 0, 0, 0.074),
    0px 0px 286px rgba(0, 0, 0, 0.14);
}

.lu-about .column li svg, .lu-about .column li i {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 32px;
    height: 32px;
    font-size: 32px;
    color: #2758a3;
}

.lu-about .column li .i1::before {
    content: '\e679';
}

.lu-about .column li .i2::before {
    content: '\e612';
}

.lu-about .column li .i3::before {
    content: '\e640';
}

.lu-about .column li .i4::before {
    content: '\e64d';
}

.lu-about .column h4 {
    font-size: 18px;
    color: #000;
    margin-bottom: 0;
    padding-bottom: 0;
}

.lu-about .column strong {
    color: #2758a3;
    font-size: 40px;
    padding-right: 10px;
}

.lu-about .column p {
    color: #4f4f4f;
    padding-top: 0px;
    font-size: 16px;
}

.lu-about .slogan {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 50px 0;
}

.lu-about .slogan span {
    font-size: 26px;
}

.lu-about .slogan span.line {
    width: 2px;
    height: 38px;
    background-color: #4f4f4f;
    margin: 5px 10px 0;
}

.lu-bgdot {
    background-image: url("bg-dot.png");
    background-position: center;
    /*background-origin: border-box;*/
    background-repeat: no-repeat;
    height: 100px;
    width: 100%;
}


.lu-cert .main ul {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: -40px;
    padding-bottom: 40px;
}

.lu-cert .main li {
    border: 1px solid #dddddd;
    margin-top: 30px;
    position: relative;
    overflow: hidden;
}

.lu-cert .main li img {
    margin: 3px;
    width: 300px;
    height: 256px;
    box-sizing: content-box;
    -webkit-transition: all 400ms ease;
    transition: all 400ms ease;
}

.lu-cert .main li span {
    display: block;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 14px;
    color: #000;
    background-color: #e5e5e5;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
}

.lu-cert .main li:hover, .lu-cert .main li:focus {
    -webkit-transform: translateY(-6px);
    transform: translateY(-6px);
}

.lu-cert .main li:hover img, .lu-cert .main li:focus img {
    -webkit-transform: scale3d(1.2, 1.2, 1.2);
    transform: scale3d(1.2, 1.2, 1.2);
}

.lu-cert .main li:hover span {
    background-color: #2758a3;
    color: #ffffff;
}


/*企业动态*/
.lu-news .main {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.lu-news .slide {
    width: 550px;
    height: 400px;
    border: 2px solid #eeeeee;
    padding: 2px;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
}
.lu-news .slide .imgs{
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 1;
}
.lu-news .slide .imgs li{
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.lu-news .slide .imgs li h3{
    position: absolute;
    left: 0;
    bottom: 0;
    right: 0;
    padding: 0;
    margin: 0;
    background-color: rgba(0,0,0,0.3);
    color: #ffffff;
    padding-left: 15px;
    height: 40px;
    line-height: 40px;
    padding-right: 100px;
    font-size: 16px;
    font-weight: 500;
    overflow: hidden;
}
.lu-news .slide .nums{
    position: absolute;
    right: 10px;
    bottom: 10px;
    z-index: 2;
}
.lu-news .slide .nums li{
    height: 22px;
    line-height: 22px;
    width: 22px;
    margin-left: 5px;
    background-color: #ffffff;
    color: #000000;
    text-align: center;
    float: left;
    cursor: pointer;
}
.lu-news .slide .nums li.on{
    background-color: #2758a3;
    color: #ffffff;
}
.lu-news .lists {
    flex-grow: 1;
    flex-shrink: 1;
    padding-left: 35px;
}

.lu-news .lists li {
    border-bottom: 1px #dddddd dashed;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
}

.lu-news .lists li a {
    height: 50px;
    line-height: 50px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 40px;
}

.lu-news .lists li a::before {
    content: '\e656';
    font-family: iconfont !important;
    font-style: normal;
    font-size: inherit;
    line-height: 1
}

.lu-news .lists li span {
    color: #888888
}

.lu-news .image {
    width: 100%;
    height: 220px;
    margin-top: 30px;
    overflow: hidden;
}

.lu-news .image ul {
    width: 100%;
    overflow: hidden;
    /*display: flex;
    justify-content: space-between;
    align-items: center;*/
}

.lu-news .image li {
    width: 325px;
    height: 220px;
    border: 2px solid #eeeeee;
    box-sizing: border-box;
    float: left;
    margin-right: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.lu-news .foot {
    margin-top: 50px;
}

/*行业分类*/
.lu-industry {
    width: 100%;
    background: url("bg-industry.jpg") no-repeat center / cover;
    overflow: hidden;
}

.lu-industry .main {
    width: 100%;
    height: 900px;
    position: relative;
}

.lu-industry h3 {
    background-color: #1d2e58;
    height: 184px;
    font-size: 30px;
    color: #ffffff;
    font-weight: 500;
    position: absolute;
    left: 25%;
    right: 25%;
    top: 50%;
    margin-top: -92px;
    z-index: 2;
    display: flex;
    align-items: center;
    padding-left: 50px;
}

.lu-industry ul {
    height: 100%;
    position: relative;
}

.lu-industry li {
    position: absolute;
    width: 37.5%;
    height: 40%;
    overflow: hidden;
}

.lu-industry li img {
    height: 100%;
    width: 100%;
}

.lu-industry .title {
    position: absolute;
    top: 20px;
    left: 20px;
}

.lu-industry .title h4 {
    font-size: 30px;
    color: #ffffff;
}

.lu-industry .title p {
    font-size: 26px;
    color: rgba(255, 255, 255, 0.6);
}

.lu-industry li:nth-child(1) {
    top: 0;
    left: 0;
}

.lu-industry li:nth-child(2) {
    top: 0;
    left: 37.5%;
}

.lu-industry li:nth-child(3) {
    top: 0;
    right: 0;
    width: 25%;
    height: 60%;
}

.lu-industry li:nth-child(4) {
    width: 25%;
    height: 60%;
    bottom: 0;
    left: 0;
}

.lu-industry li:nth-child(5) {
    bottom: 0;
    left: 25%;
}

.lu-industry li:nth-child(6) {
    bottom: 0;
    right: 0;
}


/*合作单位*/
.lu-cooperate .case ul {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}

.lu-cooperate .case li {
    width: 264px;
    height: 100px;
    margin-bottom: 20px;
    padding: 2px;
    border-right: 4px;
    border: 2px solid #eeeeee;
    box-sizing: border-box;
    box-shadow: 0px 0px 2.1px rgba(0, 0, 0, 0.028),
    0px 0px 6.9px rgba(0, 0, 0, 0.042),
    0px 0px 31px rgba(0, 0, 0, 0.07);
    display: flex;
    justify-content: center;
    align-content: center;
    overflow: hidden;
}

.lu-cooperate .case li img {
    object-fit: cover;
    width: 100%;
}

.lu-cooperate .capacity {
    text-align: center;
    color: #2758a3;
    padding: 30px 0 0;
}

.lu-cooperate .capacity h3 {
    font-size: 36px;
    font-weight: 500;
    color: #2758a3;
}

.lu-cooperate .capacity h3 strong {
    font-weight: 800;
    font-style: italic;
}

.lu-cooperate .capacity p {
    font-size: 36px;
    font-weight: 500;
}

.lu-cooperate .capacity ul {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 50px;
}

.lu-cooperate .capacity li {
    width: 128px;
    height: 128px;
    margin: 0 20px;
    border-radius: 12px;
    color: #ffffff;
    background-color: #082c77;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.lu-cooperate .capacity li svg, .lu-cooperate .capacity li i {
    font-size: 30px;
    width: 60px;
    height: 60px;
    font-size: 60px;
    color: #ffffff;
}

.lu-cooperate .capacity li .i1::before {
    content: '\eb0e';
}

.lu-cooperate .capacity li .i2::before {
    content: '\e608';
}

.lu-cooperate .capacity li .i3::before {
    content: '\e620';
}

.lu-cooperate .capacity li .i4::before {
    content: '\e643';
}

.lu-cooperate .capacity li .i5::before {
    content: '\e71b';
}

.lu-cooperate .capacity li span {
    font-size: 18px;
    padding-top: 10px;
}


/*联系信息*/
.lu-contact {
    background-color: #2758a3;
}

.lu-contact .container {
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
    padding: 20px 0 80px;
    height: 320px;
    box-sizing: border-box;
    overflow: hidden;
}

.lu-contact .block {
    background-color: #2d64af;
    color: #ffffff;
    padding: 25px;
    margin-right: 40px;
    font-size: 16px;
    line-height: 30px;
    width: 460px;
    box-sizing: border-box;
}

.lu-contact .english {
    font-size: 60px;
    color: #4c6fae;
    position: absolute;
    width: 100%;
    bottom: -22px;
    letter-spacing: 10px;
    text-align: center;
}

.lu-contact-body{
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}
.lu-contact-body .info,.lu-contact-body .office{
    width: 50%;
    flex-grow: 1;
    flex-shrink: 1;
}
.lu-contact-body h3{
    font-size: 26px;
}
.lu-contact-body p{
    font-size: 16px;
    line-height: 1.8;
    display: flex;
    justify-content: flex-start;
}
.lu-contact-body p span{
    display: block;
}
.lu-contact-body .map{
    padding-top: 20px;
}
.lu-contact-body .map,.lu-contact-body .map img{
    width: 100%;
}
/*页脚*/
.lu-footer {
    width: 100%;
    background-color: #2758a3;
    color: #ffffff;
    border-bottom: 14px solid #010061;
    overflow: hidden;
}

.lu-footer .nav {
    display: flex;
    justify-content: flex-start;
    flex-shrink:0;
    flex-grow: 0;
}
.lu-footer .nav dl {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
    border-left: 1px solid #fff;
    padding: 0 25px;
}
.lu-footer .nav dt{
    height: 50px;
    font-size: 22px;
    font-weight: bold;
}

.lu-footer .nav dd {
    font-size: 16px;
}

.lu-footer .nav dd a {
    color: #ffffff;
}

.lu-footer .main {
    display: flex;
    justify-content: space-between;
    align-content: center;
    padding: 50px 0;
}
.lu-footer .copy {
    position: relative;
    margin-right: 40px;
    flex-shrink: 1;
    flex-grow: 1;
}
.lu-footer .logo {
    height: 65px;
}
.lu-footer .logo img{
    width: auto;
    height: 100%;
}
.lu-footer .contact {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    font-size: 16px;
    padding-top: 20px;
}
.lu-footer .contact dl{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
    margin-bottom: 5px;
}
.lu-footer .contact dl:last-child{
    margin-bottom: 0;
}
.lu-footer .contact dl.tel{
    flex-direction: column;
}
.lu-footer .contact dl.tel dt{
    font-size: 18px;
    font-weight: bold;
}
.lu-footer .contact dl.tel dd{
    font-size: 30px;
    font-weight: bold;
}
.lu-footer .qrcode{
    position: absolute;
    right: 0;
    bottom: 0;
}
.lu-footer .qrcode h4 {
    font-size: 14px;
    text-align: center;
    color: #ffffff;
}
.lu-footer .qrcode div {
    display: flex;
    justify-content: flex-start;
}
.lu-footer .qrcode img {
    width: 150px;
    height: 150px;
    margin-right: 10px;
}
.lu-footer .qrcode p {
    font-size: 14px;
    padding-top: 20px;
}





.lu-case{
    width: 100%;
    overflow: hidden;
}
.lu-case ul {
    height: 100%;
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    position: relative;
}

.lu-case li {
    width: 33.3%;
    height: 280px;
    position: relative;
    overflow: hidden;
}
.lu-case li a{
    display: block;
    height: 100%;
    width: 100%;
}
.lu-case li img {
    height: 100%;
    width: 100%;
    object-fit: cover;
}

.lu-case .title {
    position: absolute;
    top: 20px;
    left: 20px;
}

.lu-case .title h4 {
    font-size: 30px;
    color: #ffffff;
}

.lu-case .title p {
    font-size: 26px;
    color: rgba(255, 255, 255, 0.6);
}



#openModalBtn {
    cursor: pointer;
}
#videoModal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
}
#videoModalContent {
    background-color: white;
    margin: 10% auto;
    padding: 0 20px 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 800px;
}
#videoModalContent .head{
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
#videoModalContent .head h4{
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    padding: 0;
}
#videoModalContent video {
    width: 100%;
    height: auto;
}
#videoModalContent .head .close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}
#videoModalContent .head .close:hover,
#videoModalContent .head .close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}


.lu-list-banner {
    padding: 0;
    /*height: 520px;*/
    position: relative;
    z-index: 1;
    background: url("bg-industry.jpg") no-repeat center / cover;
}

.lu-list-banner .container {
    max-width: 1920px;
    height: 100%;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    overflow: hidden;
    list-style: none;
    padding: 0;
    z-index: 1;
}
.lu-list-banner img {
    width: 100%;
    height: auto;
}
.lu-list-body{
    background-color: #EEEEEE;
}
.lu-list-body .page{
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-top: 40px;
}
.lu-list-body .page .box{
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.lu-list-body .page a{
    display: block;
    line-height: 36px;
    height: 36px;
    text-align: center;
    font-size: 14px;
    background-color: #ffffff;
    padding: 0 14px;
    margin: 0 8px;
}
.lu-list-body .page a.on{
    background-color: #2758a3;
    color: #ffffff;
}

.lu-list-body .list-news{
    margin: 0 -15px;
}
.lu-list-body .list-news ul{
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}
.lu-list-body .list-news li{
    padding: 15px;
    width: 50%;
    flex-shrink: 0;
    flex-grow: 0;
    box-sizing: border-box;
    overflow: hidden;
}
.lu-list-body .list-news li a{
    width: 100%;
    background: #ffffff;
    border-radius: 12px;
    box-sizing: border-box;
    padding: 10px;
    height: 240px;
    display: flex;
    justify-content: flex-start;
    flex-wrap: nowrap;
    align-items: center;
    overflow: hidden;
}
.lu-list-body .list-news li img{
    width: 300px;
    height: 100%;
    flex-shrink: 0;
    flex-grow: 0;
    overflow: hidden;
}
.lu-list-body .list-news li .desc{
    padding-left: 15px;
    flex-shrink: 1;
    flex-grow: 1;
}
.lu-list-body .list-news li h3{
    font-size: 22px;
    color: #2758a3;
    line-height: 30px;
}
.lu-list-body .list-news li p{
    line-height: 26px;
    font-size: 16px;
    text-indent: 2em;
}
.lu-bancandy-body{
    background-color: #EEEEEE;
}
.lu-bancandy-body .container{
    padding: 20px 30px 50px;
    box-sizing: border-box;
    overflow: hidden;
    background-color: #ffffff;
}
.lu-bancandy-body .container h1{
    font-size: 26px;
    padding: 20px 0;
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    overflow: hidden;
}
.lu-bancandy-body .container .g{
    font-size: 16px;
}
.lu-bancandy-body .container .c{
    font-size: 16px;
}
.lu-bancandy-body .container .c p{
    /*text-indent: 2em;*/
}
.lu-bancandy-body .container .c font{
    font-size: 16px;
    line-height: 1.8;
}
.lu-bancandy-body .container .img{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.lu-bancandy-body .container .img p{
    border: 5px solid #ddd;
    margin:10px 0;
    overflow: hidden;
}
.lu-bancandy-body .container .liu_hf p{
    margin-top: 10px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
}
.lu-bancandy-body .container .liu_hf p label{
    width: 150px;
    text-align: right;
}
.lu-bancandy-body .container .liu_hf p input{
    border:1px solid #aaa;
    height: 34px;
    line-height: 34px;
}
.lu-bancandy-body .container .liu_hf p textarea{
    border:1px solid #aaa;
}

.lu-product-body{
    position: relative;
    background-color: #eeeeee;
}
.lu-product-body .container{
    padding:20px 30px 50px;
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    z-index: 2;
    background-color: #ffffff;
}
/*.lu-product-body::before{
    content: ' ';
    width: 50%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
    background-color: #eeeeee;
}
.lu-product-body::after{
    content: ' ';
    width: 50%;
    height: 100%;
    position: absolute;
    right: 0;
    top: 0;
    background-color: #ffffff;
    z-index: 1;
}*/
.lu-product-body .head {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0px 0 35px;
}

.lu-product-body .head h2 {
    height: 54px;
    font-size: 36px;
    font-weight: 600;
    color: #2758a3;
    text-align: center;
    position: relative;
}

.lu-product-body .head h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 1px;
    background-color: #2758a3;
    margin-left: -30px;
    position: absolute;
    left: 50%;
    bottom: 0;
}

.lu-product-body .head p {
    color: #9a9a9a;
    font-size: 18px;
    text-align: center;
}
.lu-product-body .main{
    display: flex;
    justify-content: space-between;
}
.lu-product-body .main .left{
    width: 280px;
    flex-grow: 0;
    flex-shrink: 0;
   /* background-color: #eeeeee;*/
}
.lu-product-body .main .right{
    flex-grow: 1;
    flex-shrink: 1;
    /*background-color: #ffffff;*/
    padding-left: 30px;
    overflow: hidden;
}
.lu-list-body .list-big,.lu-product-body .list-big{
    margin-bottom: 30px;
}
.lu-list-body .list-big .big-h,.lu-product-body .list-big .big-h{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.lu-list-body .list-big .big-h .more,.lu-product-body .list-big .big-h .more{
    font-size: 16px;
    color: #2758a3;
}

.lu-list-body .list-big .big-c,.lu-product-body .list-big .big-c{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 -15px;
    box-sizing: content-box;
    overflow: hidden;
}
.lu-list-body .list-big .big-c ul,.lu-product-body .list-big .big-c ul{
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}
.lu-product-body .list-big .big-c li{
    padding: 15px;
    width: 33%;
    flex-shrink: 0;
    flex-grow: 0;
    box-sizing: border-box;
    overflow: hidden;
}
.lu-list-body .list-big .big-c li{
    padding: 10px;
    width: 20%;
    flex-shrink: 0;
    flex-grow: 0;
    box-sizing: border-box;
    overflow: hidden;
}
.lu-list-body .list-big .big-c li div{
    display: block;
    width: 100%;
    background: #ffffff;
    border-radius: 7px;
    overflow: hidden;
}
.lu-product-body .list-big .big-c li div{
    display: block;
    width: 100%;
    background: #eee;
    border: 2px solid #eee;
    border-radius: 12px;
    overflow: hidden;
}

.lu-list-body .list-big .big-c li div:hover,.lu-product-body .list-big .big-c li div:hover{
    box-shadow: 0px 0px 2.1px rgba(0, 0, 0, 0.028),
    0px 0px 6.9px rgba(0, 0, 0, 0.042),
    0px 0px 31px rgba(0, 0, 0, 0.07);
}
.lu-list-body .list-big .big-c li h3,.lu-product-body .list-big .big-c li h3{
    font-size: 14px;
    color: #2758a3;
    line-height: 20px;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    padding: 14px 10px 10px;
}



.lu-left-menu{

}
.lu-left-menu > ul{
    position: relative;
}
.lu-left-menu .menu{
    position: relative;
}
.lu-left-menu .menu:last-child{
    border-bottom: 0;
}
.lu-left-menu .menu h3{
    width: 100%;
    background-color: #eee;
    box-sizing: border-box;
    margin: 0;
    border: 1px solid #ddd;
}
.lu-left-menu .menu .title{
    font-size: 16px;
    font-weight: 600;
    height: 42px;
    line-height: 42px;
    display: block;
    padding-left: 15px;
}
.lu-left-menu .menu h3:hover,.lu-left-menu .menu.on h3{
    background-color: #2758a3;
    border: 1px solid #2758a3;
    color: #ffffff;
}
.lu-left-menu .menu h3:hover .title,.lu-left-menu .menu.on .title{
    color: #ffffff;
}

.lu-left-menu li .submenu{
    display: none;
    background-color: #ffffff;
    padding: 15px;
    border: 1px solid #ddd;
    border-top: 0;
}
.lu-left-menu li .submenu a{
    height: 35px;
    line-height: 35px;
    padding-left: 10px;
    font-size: 16px;
    overflow: hidden;            /* 隐藏溢出部分 */
    text-overflow: ellipsis;     /* 加上省略号 */
    display: block;
    overflow: hidden;
}
.lu-left-menu li .submenu a:hover{
    background-color: #eee;
}
.lu-left-product{
    margin-top: 30px;
}
.lu-left-product .h h2{
    font-weight: 600;
    font-size: 20px;
    color: #2758a3;
}
.lu-left-product .c li{
    width: 100%;
    border: 1px solid #ddd;
    margin-bottom: 15px;
}
.lu-left-product .c li p{
    font-size: 18px;
    color: #2758a3;
    line-height: 30px;
    padding: 10px 0;
    text-align: center;
}




/*用于为屏幕宽度小于或等于 500 像素的设备*/
@media screen and (min-width: 1280px) {
    .container {
        width: 1400px;
    }


    .lu-nav {
        position: relative;
        background: linear-gradient(to bottom,  #1e5799 0%,#3469bb 44%,#2758a3 100%);
        height: 60px;
    }

    .lu-nav .lu-nav-li .url {
        color: #ffffff;
        display: block;
        font-size: 18px;
        padding: 0 30px;
        font-weight: 520;
        height: 60px;
        line-height: 60px;
        cursor: pointer;
    }
    .lu-nav .lu-nav-li.on, .lu-nav .lu-nav-li:hover {
        background:#2a5cb0 url('nav-on.png') repeat-x left top;
        height: 64px;
        position: relative;
        z-index: 2;
        bottom: 0;
        border-top-left-radius: 4px;
        border-top-right-radius: 4px;
        margin-top: -4px;
    }
    .lu-nav .lu-nav-li.on .url, .lu-nav .lu-nav-li:hover .url{
        line-height: 68px;
    }
}

/*用于为屏幕宽度小于或等于 500 像素的设备*/
@media screen and (max-width: 1280px) {
    .container {
        width: 100%;
        padding: 0px 15px;
        box-sizing: border-box;
    }

    .lu-header .container {
        padding: 20px 15px;
    }

    .lu-header .logo {
        height: 60px;
    }
    .lu-nav {
        position: relative;
        background: linear-gradient(to bottom,  #1e5799 0%,#3469bb 44%,#2758a3 100%);
        height: 60px;
    }

    .lu-nav .lu-nav-li .url {
        color: #ffffff;
        display: block;
        font-size: 18px;
        padding: 0 30px;
        font-weight: 520;
        height: 60px;
        line-height: 60px;
        cursor: pointer;
    }
    .lu-nav .lu-nav-li.on, .lu-nav .lu-nav-li:hover {
        background:#2a5cb0 url('nav-on.png') repeat-x left top;
        height: 64px;
        position: relative;
        z-index: 2;
        bottom: 0;
        border-top-left-radius: 4px;
        border-top-right-radius: 4px;
        margin-top: -4px;
    }
    .lu-nav .lu-nav-li.on .url, .lu-nav .lu-nav-li:hover .url{
        line-height: 68px;
    }

    .lu-block .foot {
        height: 50px;
    }

    .lu-block .foot a {
        width: 200px;
        height: 50px;
        line-height: 50px;
    }

    .lu-header .contact {
        border-radius: 3px;
    }

    .lu-about .column li {
        padding-left: 30px;
        width: 24%;
        height: 120px;
    }

    .lu-about .column li svg, .lu-about .column li i {
        top: 18px;
        right: 18px;
        width: 28px;
        height: 28px;
        font-size: 28px;
    }

    .lu-about .column h4 strong {
        font-size: 30px;
    }

    .lu-about .slogan span {
        font-size: 28px;
    }

    .lu-about .slogan span.line {
        height: 30px;
        margin: 4px 10px 0;
    }

    .lu-cert .main li {
        width: 24%;
    }

    .lu-cert .main li img {
        width: 100%;
        height: 180px;
    }

    .lu-slogan .english {
        font-size: 40px;
        margin-bottom: -45px;
    }

    .lu-slogan .classify ul {
        width: 260px;
    }

    .lu-slogan .classify li {
        width: 120px;
    }

    .lu-cooperate .case li {
        width: 18.6%;
        height: 80px;
    }

    .lu-news .slide {
        width: 400px;
    }

    .lu-news .image li {
        width: 24%;
        height: 180px;
    }

    .lu-industry .container {
        padding: 0;
    }

    .lu-industry .main {
        height: 626px;
    }

    .lu-industry h3,.lu-case h3 {
        top: 50%;
        height: 124px;
        font-size: 24px;
        padding-left: 30px;
        margin-top: -62px;
    }

    .lu-industry .title h4,.lu-case .title h4 {
        font-size: 26px;
        margin-bottom: 0;
    }

    .lu-industry .title p,.lu-case .title p {
        font-size: 20px;
    }

    .lu-contact .container {
        height: 280px;
        padding: 0 0 0 20px;
        overflow: hidden;
    }

    .lu-contact .block {
        width: 380px;
        padding: 16px;
        margin-right: 20px;
    }

    .lu-contact .english {
        font-size: 35px;
    }

    .lu-cooperate .capacity h3 {
        font-size: 30px;
    }

    .lu-cooperate .capacity p {
        font-size: 30px;
    }

    .lu-cooperate .capacity li {
        width: 118px;
        height: 118px;
    }

    .lu-cooperate .capacity li svg, .lu-cooperate .capacity li i {
        width: 48px;
        height: 48px;
        font-size: 48px;
    }

    .lu-cooperate .capacity li span {
        font-size: 16px;
    }

    .lu-banner,.lu-banner .container{
        width: 100%;
        height: auto;
    }
    .lu-banner .swiper-slide .thumb img {
        object-fit: unset;
    }
    
    .lu-footer .nav dl{
        padding: 0 20px;
    }
    .lu-footer .qrcode img {
        width: 135px;
        height: 135px;
    }
}
@media screen and (max-width: 1180px) {
    .lu-footer .copy{
        margin-right: 30px;
    }
    .lu-footer .nav dl{
        padding: 0 18px;
    }
    .lu-footer .qrcode img {
        width: 125px;
        height: 125px;
    }
}
/*用于为屏幕宽度小于或等于 500 像素的设备*/
@media screen and (max-width: 1050px) {
    .lu-header .logo {
        height: 56px;
    }
    .lu-banner,.lu-banner .container{
        width: 100%;
    }
    
    .lu-nav .lu-nav-li .url{
        padding: 0 10px;
    }

    .lu-product .main {
        padding-bottom: 35px;
    }

    .lu-product .tab {
        width: 220px;
    }

    .lu-product .tab li span {
        height: 60px;
        line-height: 60px;
    }

    .lu-news {
        padding-top: 0;
    }

    .lu-news .slide {
        display: none;
    }


    .lu-footer .main {
        padding: 36px 0;
    }
    .lu-slogan .contact p {
        font-size: 26px;
        padding: 0 8px;
    }
    
    
    .lu-footer .copy{
        margin-right: 30px;
    }
    .lu-footer .nav dl{
        padding: 0 15px;
    }
    .lu-footer .qrcode div{
        justify-content: flex-end;
    }
    .lu-footer .qrcode img {
        width: 100px;
        height: 100px;
        margin-left: 10px;
        margin-right: 0;
    }
}

@media screen and (max-width: 950px) {
    .lu-footer .logo{
        height: 50px;
    }
    .lu-footer .qrcode div {
        flex-direction: column;
        align-items: flex-end;
    }
    .lu-footer .qrcode img {
        margin: 0;
        margin-top: 10px;
    }
    .lu-footer .qrcode p{
        padding-top: 10px;
        display: none;
    }
}
@media screen and (max-width: 860px) {
    .lu-header .logo {
        flex-grow: 0;
        flex-shrink: 0;
        height: 56px;
    }
    .lu-block {
        padding: 40px 0;
    }

    .lu-block .foot {
        margin-top: 40px;
    }

    .lu-product .main {
        padding-bottom: 35px;
    }

    .lu-product .tab {
        width: 200px;
    }

    .lu-product .tab li span {
        height: 54px;
        line-height: 54px;
    }

    .lu-cooperate .capacity li {
        width: 108px;
        height: 108px;
    }

    .lu-cooperate .capacity li svg, .lu-cooperate .capacity li i {
        width: 44px;
        height: 44px;
        font-size: 44px;
    }

    .lu-cooperate .capacity li span {
        font-size: 16px;
    }

    .lu-about .column h4 {
        font-size: 16px;
    }

    .lu-about .column li {
        height: 104px;
        padding-left: 16px;
    }

    .lu-about .column li svg, .lu-about .column li i {
        top: 16px;
        right: 16px;
        width: 24px;
        height: 24px;
        font-size: 24px;
    }

    .lu-slogan .english {
        font-size: 26px;
        margin-bottom: -40px;
        padding: 0 15px;
    }

    .lu-slogan .classify ul {
        width: 210px;
        margin-top: -15px;
    }

    .lu-slogan .classify li {
        width: 100px;
        height: 38px;
        line-height: 38px;
        margin-top: 15px;
    }

    .lu-slogan .title h3 {
        font-size: 24px;
        height: 45px;
    }

    .lu-slogan .contact p {
        font-size: 24px;
        padding: 0 8px;
    }

    .lu-news {
        padding-top: 0;
    }

    .lu-news .main {
        flex-direction: column;
    }

    .lu-news .lists {
        flex-basis: 100%;
        flex-grow: 1;
        flex-shrink: 1;
        padding-left: 0;
    }

    .lu-news .lists li {
        
    }

    .lu-news .lists li span {
        flex-grow: 0;
        flex-shrink: 0;
    }

    .lu-news .image {
        height: 140px;
    }

    .lu-industry .main {
        height: 500px;
    }

    .lu-industry h3,.lu-case h3 {
        top: 50%;
        height: 100px;
        font-size: 20px;
        padding-left: 30px;
        margin-top: -50px;
    }

    .lu-industry .title h4,.lu-case .title h4 {
        font-size: 26px;
        margin-bottom: 0;
    }

    .lu-industry .title p,.lu-case .title p {
        font-size: 20px;
    }


    .lu-contact .container {
        padding: 0 0 0 15px;
    }

    .lu-contact .block {
        width: 290px;
        height: 200px;
        line-height: 28px;
        font-size: 14px;
    }

    .lu-contact .english {
        font-size: 26px;
    }
    
    .lu-nav {
        position: relative;
        background: #2758a3;
        height: auto;
    }
    .lu-nav .lu-nav-li.on, .lu-nav .lu-nav-li:hover {
        background: #3d71cb;
        height: 50px;
        position: relative;
        z-index: 2;
        bottom: 0;
        border-top-left-radius: 0;
        border-top-right-radius:0;
        margin-top:0;
    }
    .lu-nav .lu-nav-li.on .url, .lu-nav .lu-nav-li:hover .url {
        height: 60px;
        line-height: 60px;
    }
    
    .lu-footer .contact{
         font-size: 14px;
    }
    .lu-footer .qrcode img {
        width: 100px;
        height: 100px;
    }
    .lu-footer .nav dt{
        font-size: 16px;
    }
    .lu-footer .nav dd{
        font-size: 14px;
    }
    .lu-footer .contact dl.tel dt {
        font-size: 16px;
    }
    .lu-footer .contact dl.tel dd{
        font-size: 20px;
    }
}

/*用于为屏幕宽度小于或等于 500 像素的设备*/
@media screen and (max-width: 780px) {
    .lu-case li{
        width: 50%;
        height: 250px;
    }
    .lu-block .head{
        padding-bottom: 25px;
    }
    .lu-block .foot {
        margin-top: 30px;
    }

    .lu-block .foot a {
        width: 180px;
        height: 40px;
        line-height: 40px;
    }
    .lu-nav {
        height: auto;
    }

    .lu-nav .lu-nav-li {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 1;
        height: 50px;
    }
    .lu-nav .lu-nav-li .url{
        padding: 0 8px;
        height: auto;
    }
    .lu-nav .lu-nav-li.on .url, .lu-nav .lu-nav-li:hover .url {
        height:auto;
        line-height: 50px;
    }

    .lu-product .main {
        flex-direction: column;
        padding-bottom: 0;
    }

    .lu-product .tab {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
        align-content: stretch;
        flex-direction: row;
    }

    .lu-product .tab li {
        /*margin: 0 5px;
        */
        width: calc(20% - 10px);
        display: flex;
        align-items: center;
    }

    .lu-product .tab li span {
        width: 100%;
        padding-left: 0;
        padding: 5px;
        display: inline-block;
        text-align: center;
        font-size: 14px;
        height: 50px;
        line-height: 20px;
        font-weight: 500;
    }

    .lu-product .tab li.on::after {
        content: '';
        position: absolute;
        left: 50%;
        top: unset;
        bottom: -22px;
        width: 22px;
        height: 22px;
        transform: translateX(-50%);
        border-left: 11px solid transparent;
        border-right: 11px solid transparent;
        border-top: 11px solid #2758a3; /* 更改箭头颜色 */
    }

    .lu-product .panel {
        margin-left: 0;
        margin-top: 15px;
    }

    .lu-product .panel li {
        padding: 0px;
    }

    .lu-product .panel .row {
        flex-direction: column;
    }

    .lu-product .panel .title {
        order: 1;
        position: relative;
        width: 100%;
        align-items: flex-start;
    }

    .lu-product .panel .title h2 {
        font-size: 30px;
    }

    .lu-product .panel .title .eng {
        font-size: 20px;
    }

    .lu-product .main .panel .more {
        position: absolute;
        right: 0px;
        bottom: 15px;
    }

    .lu-product .main .panel .desc {
        order: 2;
        padding-right: 0;
    }


    .lu-about .desc {
        padding: 0 40px 30px;
    }

    .lu-about .slogan {
        padding: 30px 0;
    }

    .lu-about .slogan span {
        font-size: 24px;
    }

    .lu-about .slogan span.line {
        height: 26px;
        margin: 3px 8px 0;
    }

    .lu-cert .main ul {
        padding-bottom: 0;
    }

    .lu-cert .main li img {
        height: 140px;
    }

    .lu-news .lists li a {
        height: 44px;
        line-height: 44px;
    }

    .lu-news .image li {
        height: 150px;
    }

    .lu-contact .container {
        height: 250px;
        padding-left: 15px;
    }

    .lu-contact .english {
        font-size: 24px;
    }
    .lu-footer .copy {
        margin-right: 20px;
    }
    .lu-footer .qrcode img {
        width: 90px;
        height: 90px;
    }
    .lu-footer .nav dl {
        padding: 0 12px;
    }
}

@media screen and (max-width: 750px) {
    .lu-slogan .classify li{
        height: 30px;
        line-height: 30px;
        margin-top: 10px;
    }
    .lu-slogan .title h3 {
        font-size: 20px;
        height: 45px;
    }
    .lu-slogan .contact h3{
        font-size: 22px;
    }
    .lu-slogan .contact p{
        font-size: 22px;
    }
    .lu-header .container{
        padding: 10px;
    }
    .lu-header .logo{
        display: flex;
        align-items: center;
    }
    .lu-header .logo img{
        height: 50px;
    }
    .lu-header .contact{
        padding: 4px 6px;
        border-radius: 2px;
    }
    .lu-nav .lu-nav-li .url{
        font-size: 16px;
    }
    
    .lu-footer .qrcode img {
        width: 86px;
        height: 86px;
    }
    .lu-footer .nav dl {
        padding: 0 6px;
    }
    
    .lu-contact-body h3{
        font-size: 20px;
    }
    .lu-contact-body p{
        font-size: 14px;
    }
}
/*用于为屏幕宽度小于或等于 500 像素的设备*/
@media screen and (max-width: 680px) {
    .lu-nav .lu-nav-li .url{
        line-height: 20px;
        font-size: 16px;
        padding: 5px;
        width: 50px;
        text-align: center;
        flex-shrink: 1;
    }
    .lu-nav .lu-nav-li.on .url, .lu-nav .lu-nav-li:hover .url {
        line-height: 20px;
    }
    .lu-header .contact{
        display: none;
    }
    .lu-contact .english {
        font-size: 22px;
    }
    .lu-block .head h2{
        font-size: 30px;
    }
    .lu-about .video .btn {
        width: 58px;
        height: 58px;
        line-height: 58px;
    }
    .lu-about .video .btn::before, .lu-about .video .btn::after {
        width: 58px;
        height: 58px;
    }
    .lu-about .desc{
        font-size: 18px;
        padding: 0 25px 15px;
    }
    .lu-about .column h4{
       font-size: 14px;
    }
    .lu-about .column h4 strong {
        font-size: 24px;
        padding-right: 6px;
    }
    .lu-about .slogan span{
        font-size: 20px;
    }

    .lu-list-banner,.lu-list-banner img {
        width: 100%;
       height: auto;
    }
    .lu-bancandy-body .container{
        padding: 10px;
    }
    .lu-bancandy-body .container h1{
        font-size: 20px;
        padding: 10px 0;
        margin-bottom: 10px;
    }
    .lu-list-body .list-big{
        margin-bottom: 15px;
    }
    .lu-list-body .list-news{
        padding-bottom: 15px;
        overflow: hidden;
    }
    .lu-list-body .list-big .big-h{
        padding: 0 10px;
    }
    .lu-list-body .list-big .big-h h2{
        font-size: 20px;
    }
    .lu-list-body .list-big .big-c{
        margin: 0;
    }
    .lu-list-body .list-big .big-c ul{
        padding: 0 5px;
    }
    .lu-list-body .list-big .big-c li{
        width: 50%;
        padding:5px;
    }
    .lu-list-body .list-big .big-c li div{
        border-radius: 3px;
    }
    .lu-list-body .list-big .big-c li h3{
        font-size: 16px;
    }
    .lu-list-body .page{
        padding-top: 0;
    }
    .lu-list-body .page a{
        line-height: 30px;
        height: 30px;
        font-size: 12px;
        background-color: #ffffff;
        padding: 0 5px;
        margin: 0 2px;
    }

    .lu-list-body .list-news{
        margin: 0;
    }
    .lu-list-body .list-news ul{
        padding: 0 5px;
        align-items: stretch;
    }
    .lu-list-body .list-news li{
        width: 100%;
        padding:5px;
    }
    .lu-list-body .list-news li a{
        border-radius: 3px;
        height: auto;
        padding: 10px;
    }
    .lu-list-body .list-news li .desc{
        padding: 0px;
    }
    .lu-list-body .list-news li img{
        margin-bottom: 10px;
        width: 120px;
        height: 120px;
        margin-right: 15px;
    }
    .lu-list-body .list-news li h3{
        font-size: 16px;
        line-height:20px;
        display: -webkit-box;        /* 必须结合 -webkit-line-clamp 一起使用 */
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;       /* 限制显示2行 */
        overflow: hidden;            /* 隐藏溢出部分 */
        text-overflow: ellipsis;     /* 加上省略号 */

    }
    .lu-list-body .list-news li p{
        display: -webkit-box;        /* 必须结合 -webkit-line-clamp 一起使用 */
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 5;       /* 限制显示2行 */
        overflow: hidden;            /* 隐藏溢出部分 */
        text-overflow: ellipsis;     /* 加上省略号 */
    }
    .lu-slogan .classify ul{
        width: 182px;
    }
    .lu-slogan .classify li{
        width: 86px;
        height: 30px;
        line-height: 30px;
        margin-top: 10px;
        font-size: 14px;
    }
    .lu-slogan .title h3 {
        font-size: 18px;
        height: 40px;
    }
    .lu-slogan .contact h3{
        font-size: 18px;
    }
    .lu-slogan .contact p{
        font-size: 18px;
    }
    .lu-contact .container{
        flex-wrap: wrap;
        height: auto;
        padding: 5px;
    }
    .lu-contact .block{
        width: calc(50% - 2px);
        height: 150px;
        margin-right: 2px;
        margin-top: 2px;
        padding: 8px;
    }
    .lu-header .logo img{
        height: 44px;
    }
    .lu-header .contact{
        padding: 4px 6px;
    }
    .lu-nav .container{
        padding: 0;
    }
    
    .lu-footer .logo {
        height: 60px;
    }
    .lu-footer .contact {
        padding-top: 10px;
         font-size: 16px;
    }
    .lu-footer .main{
        flex-direction: column;
    }
    .lu-footer .nav{
        order: -1;
        flex-shrink: 1;
        flex-grow: 1;
        justify-content: space-around;
    }
    .lu-footer .nav dl{
        width: calc(33% - 1px);
    }
    .lu-footer .nav dl:first-child{
        border-left: 0;
    }
    .lu-footer .nav dt{
        height: auto;
        padding-bottom: 15px;
    }
    .lu-footer .nav dt {
        font-size: 18px;
    }
    .lu-footer .nav dd{
        line-height: 40px;
        font-size: 16px;
    }
    .lu-footer .copy{
        margin: 0;
        padding-top: 30px;
    }
    .lu-footer .qrcode img {
        width: 140px;
        height: 140px;
    }
    .lu-footer .contact dl.tel dd {
        font-size: 30px;
    }
    
    .lu-contact-body .info,.lu-contact-body .office{
        width: 100%;
    }
    .lu-contact-body .office{
        padding-top: 20px;
    }
    .lu-contact-body h3{
        font-size: 20px;
    }
    .lu-contact-body p{
        font-size: 14px;
    }
}
@media screen and (max-width: 520px) {
    .lu-footer .qrcode{
        position: relative;
    }
    .lu-footer .qrcode div {
        flex-direction: row;
        justify-content: space-around;
    }
    .lu-footer .contact dl.tel dd {
        font-size: 40px;
    }
    .lu-footer .qrcode img {
        width: 180px;
        height: 180px;
    }
    .lu-footer .qrcode p {
        padding-top: 30px;
        display: block;
        text-align: center;
         font-size: 16px;
    }
    .lu-case li{
        width: 50%;
        height: 180px;
    }
}
/*用于为屏幕宽度小于或等于 500 像素的设备*/
@media screen and (max-width: 500px) {
    html, body {
        width: 100%;
        overflow-x: hidden;
    }
    #videoModalContent{
        position: absolute;
        padding: 0;
        top: 35%;
        left: 0;
        width: 100%;
        margin: 0;
        border: 0;
    }
    .container {
        padding: 0;
    }

    .lu-header .logo {
        flex-grow: 0;
        flex-shrink: 0;
        height: 44px;
    }

    .lu-header .contact {
        display: none;
    }

    .lu-nav {
        /*display: none;*/
        height: auto;
    }
    
    .lu-nav .lu-nav-ul {
        align-items: stretch;
    }

    .lu-nav .lu-nav-li, .lu-nav .lu-nav-li.on {
        display: flex;
        align-items: center;
        justify-content: center;
        height: 50px;
        line-height: 20px;
        font-size: 14px;
        padding: 5px 0;
        text-align: center;
        flex-shrink: 1;
        font-size: 16px;
        /*flex:0 0 12.5%;*/
    }
    .lu-nav .lu-nav-li .url {
        font-size: 14px;
        padding: 5px 5px;
        width: 50px;
    }

   
    .lu-banner .swiper-button-next, .lu-banner .swiper-button-prev{
        width: 35px;
        height: 35px;
        padding: 2px;
    }

    .lu-banner .swiper-pagination-bullet {
        width: 8px;
        height: 11px;
    }

    .lu-banner .swiper-pagination-bullet-active {
        height: 16px;
    }

    .lu-block {
        padding: 25px 0;
        overflow: hidden;
    }

    .lu-block .head {
        padding-bottom: 20px;
    }

    .lu-block .head h2 {
        height: 40px;
        font-size: 22px;
    }

    .lu-block .head p {
        font-size: 14px;
    }

    .lu-block .foot {
        margin-top: 20px;
    }

    .lu-block .foot a {
        width: 120px;
        font-size: 14px;
    }

    .lu-product .main {
        padding-bottom: 35px;
    }

    .lu-product .tab {

    }

    .lu-product .tab li {
        height: 60px;
        display: flex;
        align-items: center;
        margin: 0 5px;
        width: 20%;
    }

    .lu-product .tab li span {
        height: 40px;
        line-height: 20px;
        font-size: 12px;
        padding: 0 4px;
    }

    .lu-product .tab li.on::after {
        bottom: -18px;
        width: 18px;
        height: 18px;
        border-left: 9px solid transparent;
        border-right: 9px solid transparent;
        border-top: 9px solid #2758a3;
    }

    .lu-product .panel {
        margin-top: 10px;
    }


    .lu-cooperate .capacity li {
        width: 108px;
        height: 108px;
    }

    .lu-cooperate .capacity li svg, .lu-cooperate .capacity li i {
        width: 44px;
        height: 44px;
        font-size: 30px;
        margin-top: 6px;
    }

    .lu-cooperate .capacity li span {
        font-size: 16px;
    }


    .lu-bgdot {
        display: none;
    }


    .lu-slogan {
        padding: 12px;
        box-sizing: border-box;
        overflow: hidden;
    }

    .lu-slogan .container {
        width: auto;
        padding: 0;
        margin: 0;
        flex-direction: column;
        align-items: center;
        box-sizing: border-box;
        overflow: hidden;
    }

    .lu-slogan .english {
        display: none;
    }

    .lu-slogan .classify {
        width: 100%;
    }

    .lu-slogan .classify ul {
        width: 100%;
        margin-top: 0;
    }

    .lu-slogan .classify li {
        width: 22%;
        height: 38px;
        line-height: 38px;
        margin-top: 0;
        font-size: 14px;
        font-weight: 500;
    }

    .lu-slogan .title {
        width: 100%;
        text-align: center;
        padding-bottom: 12px;
        order: -1;
    }

    .lu-slogan .title h3 {
        font-size: 20px;
        height: 45px;
    }

    .lu-slogan .contact {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding-top: 20px;
    }

    .lu-slogan .contact h3 {
        padding: 0;
        margin: 0;
    }

    .lu-slogan .contact p {
        font-size: 22px;
        padding: 0 8px;
        margin-left: 10px;
    }

    .lu-about .video .btn {
        width: 50px;
        height: 50px;
        line-height: 50px;
    }

    .lu-about .video .btn::before, .lu-about .video .btn::after {
        width: 50px;
        height: 50px;
    }

    .lu-about .column h4 {
        font-size: 16px;
    }

    .lu-about .column ul {
        flex-wrap: wrap;
        padding: 0 10px;
        justify-content: space-around;
    }

    .lu-about .column li {
        width: 48%;
        height: 104px;
        margin: 0;
        margin-top: 10px;
    }

    .lu-about .slogan {
        padding: 20px 0 0;
    }

    .lu-about .slogan span {
        font-size: 12px;
    }

    .lu-about .slogan span.line {
        height: 18px;
        margin: 2px 5px 0;
    }

    .lu-about .desc {
        text-indent: 1em;
        padding: 0 10px;
        font-size: 16px;
        line-height: 30px;
    }

    .lu-cert {
        padding-top: 0;
    }

    .lu-cert .main ul {
        flex-wrap: wrap;
        margin-top: 0;
        padding: 0 10px;
    }

    .lu-cert .main li {
        width: 48%;
        margin-top: 10px;
    }

    .lu-cert .main li span {
        height: 32px;
        line-height: 32px;
        /*background-color: transparent;*/
    }

    .lu-cert .main li:nth-child(n+7) {
        display: none;
    }

    .lu-news {
        padding-top: 0;
    }

    .lu-news .main {
        flex-direction: column;
    }

    .lu-news .lists {
        width: 100%;
        flex-grow: 0;
        flex-shrink: 0;
        padding-left: 0;
        margin: 0;
    }

    .lu-news .lists li {
        padding: 0 10px;
    }

    .lu-news .lists li a {
        font-size: 14px;
    }

    .lu-news .lists li span {
        font-size: 14px;
        flex-grow: 0;
        flex-shrink: 0;
    }

    .lu-news .image {
        height: 110px;
        margin-top: 15px;
    }

    .lu-news .image ul {
        /*display: flex;
        justify-content: space-around;*/
    }

    .lu-news .image li {
        width: 160px;
        height: 110px;
    }

    .lu-news .image li img {
        height: 110px;
    }

    .lu-news .image li:nth-child(n+4) {
        display: none;
    }

    .lu-industry .main {
        height: 270px;
    }

    .lu-industry h3,.lu-case h3 {
        height: 56px;
        font-size: 14px;
        padding-left: 10px;
        margin-top: -27px;
    }

    .lu-industry .title,.lu-case .title {
        top: 10px;
        left: 10px;
    }

    .lu-industry .title h4,.lu-case .title h4 {
        font-size: 16px;
        margin-bottom: 0;
    }

    .lu-industry .title p,.lu-case .title p {
        font-size: 14px;
    }

    .lu-cooperate .case ul {
        flex-wrap: wrap;
        padding: 0 10px;
    }

    .lu-cooperate .case li {
        width: 48%;
        height: 76px;
        margin-bottom: 10px;
    }
    

    /*.lu-cooperate .case li:nth-child(4n) {
        display: none;
    }
*/
    .lu-cooperate .capacity h3, .lu-cooperate .capacity p {
        font-size: 18px;
    }

    .lu-cooperate .capacity h3 {
        margin-bottom: 5px;
    }

    .lu-cooperate .capacity ul {
        display: flex;
        justify-content: space-around;
        padding: 20px 20px 0;
    }

    .lu-cooperate .capacity li {
        width: 50px;
        margin: 0;
        padding: 8px 5px;
    }

    .lu-contact .container {
        padding: 10px;
        display: flex;
        justify-content: space-around;
        flex-direction: column;
        height: auto;
    }

    .lu-contact .block {
        width: 100%;
        height: auto;
        line-height: 28px;
        font-size: 14px;
        margin: 2px 6px;
        padding: 5px 10px;
        background-color: rgba(45, 100, 175, 0.6);
    }

    .lu-contact .block:first-child {
        margin-top: 0;
    }

    .lu-contact .block p {
        display: flex;
        justify-content: flex-start;
        flex-direction: row;
        flex-wrap: wrap;
    }

    .lu-contact .block span {
        display: inline;
        margin-right: 5px;
    }

    .lu-contact .block span:first-child {
    }

    .lu-contact .english {
        display: none;
    }

    .lu-list-body{
        padding-top: 10px;
    }
    .lu-list-body .head{
        display: none;
    }

    .lu-list-banner,.lu-list-banner img {
        width: 100%;
        height: auto;
    }
    .lu-bancandy-body .container{
        padding: 10px;
    }
    .lu-bancandy-body .container h1{
        font-size: 20px;
        padding: 10px 0;
        margin-bottom: 10px;
    }
    .lu-bancandy-body .container .c{
        font-size: 14px;
    }
    .lu-bancandy-body .container .c p{
        /*text-indent: 2em;*/
    }
    .lu-bancandy-body .container .c font{
        font-size: 14px;
        line-height: 1.6;
    }
    .lu-product-body .container{
        padding: 10px;
    }
    .lu-product-body .container h1{
        font-size: 20px;
        padding: 10px 0;
        margin-bottom: 10px;
        text-align: center;
    }
    .lu-product-body .container .c{
        font-size: 14px;
    }
    .lu-product-body .container .c p{
        /*text-indent: 2em;*/
    }
    .lu-product-body .container .c font{
        font-size: 14px;
        line-height: 1.6;
    }
    .lu-product-body .main{
        flex-direction: column;
    }
    .lu-product-body .main .left{
        display: none;
    }
    .lu-product-body .main .right{
        padding-left: 0;
        margin-left: 0;
        border-left: 0;
    }

    .lu-product-body .head{
        padding-bottom: 10px;
    }
    .lu-product-body .head h2{
        font-size: 24px;
        height: 40px;
        margin-bottom: 5px;
    }
    .lu-product-body .head p{
        font-size: 14px;
    }
    .lu-list-body .list-big{
        margin-bottom: 15px;
    }
    .lu-list-body .list-news{
        padding-bottom: 15px;
        overflow: hidden;
    }
    .lu-list-body .list-big .big-h{
        padding: 0 10px;
    }
    .lu-list-body .list-big .big-h h2,.lu-product-body .list-big .big-h h2{
        font-size: 20px;
    }
    .lu-list-body .list-big .big-c,.lu-product-body .list-big .big-c{
        margin: 0;
    }
    .lu-list-body .list-big .big-c ul{
        padding: 0 5px;
    }
    .lu-product-body .list-big .big-c ul{
        padding: 0;
    }
    .lu-list-body .list-big .big-c li,.lu-product-body .list-big .big-c li{
        width: 50%;
        padding:5px;
    }
    .lu-list-body .list-big .big-c li div,.lu-product-body .list-big .big-c li div{
        border-radius: 3px;
    }
    .lu-list-body .list-big .big-c li h3,.lu-product-body .list-big .big-c li h3{
        font-size: 16px;
    }
    .lu-list-body .page{
        padding-top: 0;
    }
    .lu-list-body .page a{
        line-height: 30px;
        height: 30px;
        font-size: 12px;
        background-color: #ffffff;
        padding: 0 5px;
        margin: 0 2px;
    }

    .lu-list-body .list-news{
        margin: 0;
    }
    .lu-list-body .list-news ul{
        padding: 0 5px;
        align-items: stretch;
    }
    .lu-list-body .list-news li{
        width: 100%;
        padding:5px;
    }
    .lu-list-body .list-news li a{
        border-radius: 3px;
        height: auto;
        padding: 10px;
    }
    .lu-list-body .list-news li .desc{
        padding: 0px;
    }
    .lu-list-body .list-news li img{
        margin-bottom: 10px;
        width: 120px;
        height: 120px;
        margin-right: 15px;
    }
    .lu-list-body .list-news li h3{
        font-size: 16px;
        line-height:20px;
        display: -webkit-box;        /* 必须结合 -webkit-line-clamp 一起使用 */
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;       /* 限制显示2行 */
        overflow: hidden;            /* 隐藏溢出部分 */
        text-overflow: ellipsis;     /* 加上省略号 */

    }
    .lu-list-body .list-news li p{
        display: -webkit-box;        /* 必须结合 -webkit-line-clamp 一起使用 */
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 5;       /* 限制显示2行 */
        overflow: hidden;            /* 隐藏溢出部分 */
        text-overflow: ellipsis;     /* 加上省略号 */
    }

    /*.lu-list-body .list-news{
        margin: 0;
    }
    .lu-list-body .list-news ul{
        padding: 0 5px;
        align-items: stretch;
    }
    .lu-list-body .list-news li{
        width: 50%;
        padding:5px;
    }
    .lu-list-body .list-news li a{
        border-radius: 3px;
        height: auto;
        flex-direction: column;
        padding: 5px;
    }
    .lu-list-body .list-news li .desc{
        padding: 0;
    }
    .lu-list-body .list-news li img{
        margin-bottom: 10px;
        width: 100%;
        height: 150px;
    }
    .lu-list-body .list-news li h3{
        font-size: 16px;
        line-height:20px;
        display: -webkit-box;        !* 必须结合 -webkit-line-clamp 一起使用 *!
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;       !* 限制显示2行 *!
        overflow: hidden;            !* 隐藏溢出部分 *!
        text-overflow: ellipsis;     !* 加上省略号 *!

    }
    .lu-list-body .list-news li p{
        display: -webkit-box;        !* 必须结合 -webkit-line-clamp 一起使用 *!
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 5;       !* 限制显示2行 *!
        overflow: hidden;            !* 隐藏溢出部分 *!
        text-overflow: ellipsis;     !* 加上省略号 *!
    }*/
    .lu-footer .logo{
        height: 50px;
        text-align: center;
    }
    .lu-footer .contact{
        padding: 20px 20px;
    }
    .lu-footer .main {
        padding: 36px 0;
        position: relative;
    }
}
@media screen and (max-width: 420px) {
    .lu-footer .main{
        padding: 20px 0;
    }
    .lu-footer .logo {
        text-align: center;
        padding: 0 10px;
    }
    .lu-footer .logo img{
        width: 100%;
        height: auto;
    }
    .lu-footer .contact dl.tel dd {
        font-size: 28px;
    }
    .lu-footer .qrcode img {
        width: 150px;
        height: 150px;
    }
    .lu-footer .qrcode p{
        padding-top: 20px;
        font-size: 14px;
    }
}
@media screen and (max-width: 400px) {
    .lu-industry .title h4,.lu-case .title h4 {
        font-size: 12px;
    }
    .lu-industry .title p,.lu-case .title p{
        font-size: 12px;
    }
    .lu-industry h3{
      font-size: 12px;
    }
    .lu-cooperate .capacity h3, .lu-cooperate .capacity p {
        font-size: 14px;
    }
    .lu-cooperate .capacity li span {
        font-size: 14px;
    }
    .lu-footer .nav dt {
        font-size: 16px;
        padding-bottom: 10px;
    }
    .lu-footer .nav dd {
        line-height: 34px;
        font-size: 14px;
    }
    .lu-footer .contact {
        font-size: 14px;
    }
    .lu-footer .copy {
        padding-top: 20px;
    }
    .lu-footer .contact {
        padding: 12px 20px;
    }
}
@media screen and (max-width: 350px) {
    .lu-footer .nav dt {
        font-size: 14px;
    }
    .lu-footer .nav dd {
        line-height: 30px;
        font-size: 12px;
    }
    .lu-footer .contact {
        font-size: 12px;
    }
    .lu-footer .contact {
        padding: 5px 20px;
    }
    .lu-footer .qrcode img {
        width: 120px;
        height: 120px;
    }
}
@-webkit-keyframes scale-up-center {
    0% {
        -webkit-transform: scale(0.5);
        transform: scale(0.5);
    }
    100% {
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}

@keyframes scale-up-center {
    0% {
        -webkit-transform: scale(0.5);
        transform: scale(0.5);
    }
    100% {
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}


@-webkit-keyframes scale-down-center {
    0% {
        -webkit-transform: scale(1.4);
        transform: scale(1);
    }
    100% {
        -webkit-transform: scale(1.4);
        transform: scale(1);
    }
}

@keyframes scale-down-center {
    0% {
        -webkit-transform: scale(1.4);
        transform: scale(1.4);
    }
    100% {
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}


@-webkit-keyframes kenburns-bottom {
    0% {
        -webkit-transform: scale(1) translateY(0);
        transform: scale(1) translateY(0);
        -webkit-transform-origin: 50% 84%;
        transform-origin: 50% 84%;
    }
    100% {
        -webkit-transform: scale(1.25) translateY(15px);
        transform: scale(1.25) translateY(15px);
        -webkit-transform-origin: bottom;
        transform-origin: bottom;
    }
}

@keyframes kenburns-bottom {
    0% {
        -webkit-transform: scale(0.8) translateY(0);
        transform: scale(0.8) translateY(0);
        -webkit-transform-origin: 50% 84%;
        transform-origin: 50% 84%;
    }
    100% {
        -webkit-transform: scale(1) translateY(15px);
        transform: scale(1) translateY(15px);
        -webkit-transform-origin: bottom;
        transform-origin: bottom;
    }
}

/**
 * ----------------------------------------
 * animation shake-top
 * ----------------------------------------
 */
@-webkit-keyframes shake-top {
    0%,
    100% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
        -webkit-transform-origin: 50% 0;
        transform-origin: 50% 0;
    }
    10% {
        -webkit-transform: rotate(2deg);
        transform: rotate(2deg);
    }
    20%,
    40%,
    60% {
        -webkit-transform: rotate(-4deg);
        transform: rotate(-4deg);
    }
    30%,
    50%,
    70% {
        -webkit-transform: rotate(4deg);
        transform: rotate(4deg);
    }
    80% {
        -webkit-transform: rotate(-2deg);
        transform: rotate(-2deg);
    }
    90% {
        -webkit-transform: rotate(2deg);
        transform: rotate(2deg);
    }
}

@keyframes shake-top {
    0%,
    100% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
        -webkit-transform-origin: 50% 0;
        transform-origin: 50% 0;
    }
    10% {
        -webkit-transform: rotate(2deg);
        transform: rotate(2deg);
    }
    20%,
    40%,
    60% {
        -webkit-transform: rotate(-4deg);
        transform: rotate(-4deg);
    }
    30%,
    50%,
    70% {
        -webkit-transform: rotate(4deg);
        transform: rotate(4deg);
    }
    80% {
        -webkit-transform: rotate(-2deg);
        transform: rotate(-2deg);
    }
    90% {
        -webkit-transform: rotate(2deg);
        transform: rotate(2deg);
    }
}


@keyframes cus-fadeinup {
    0% {
        opacity: 0;
        transform: translateY(50px)
    }

    100% {
        opacity: 1;
        transform: translateY(0)
    }
}

@-webkit-keyframes cus-fadeinup {
    0% {
        opacity: 0;
        transform: translateY(50px)
    }

    100% {
        opacity: 1;
        transform: translateY(0)
    }
}

@-moz-keyframes cus-fadeinup {
    0% {
        opacity: 0;
        transform: translateY(50px)
    }

    100% {
        opacity: 1;
        transform: translateY(0)
    }
}


@-webkit-keyframes rippleOne {
    70% {
        -webkit-box-shadow: 0 0 0 40px rgba(244, 68, 56, 0);
        box-shadow: 0 0 0 40px rgba(244, 68, 56, 0);
    }
    100% {
        -webkit-box-shadow: 0 0 0 0 rgba(244, 68, 56, 0);
        box-shadow: 0 0 0 0 rgba(244, 68, 56, 0);
    }
}

@keyframes rippleOne {
    70% {
        -webkit-box-shadow: 0 0 0 40px rgba(244, 68, 56, 0);
        box-shadow: 0 0 0 40px rgba(244, 68, 56, 0);
    }
    100% {
        -webkit-box-shadow: 0 0 0 0 rgba(244, 68, 56, 0);
        box-shadow: 0 0 0 0 rgba(244, 68, 56, 0);
    }
}