@charset "UTF-8";
@font-face {
  font-family: "futura";
  src: url("../font/impact.eot");
  src: url("../font/impact.eot?#iefix") format("embedded-opentype"), url("../font/impact.woff") format("woff"), url("../font/impact.ttf") format("truetype"), url("../font/impact.svg#NeuesBauenDemo") format("svg");
}
@font-face {
  font-family: "Helvetica";
  src: url("../font/HelveticaNeueLTPro-ThEx.eot");
  src: url("../font/HelveticaNeueLTPro-ThEx.eot?#iefix") format("embedded-opentype"), url("../font/HelveticaNeueLTPro-ThEx.woff") format("woff"), url("../font/HelveticaNeueLTPro-ThEx.ttf") format("truetype"), url("../font/HelveticaNeueLTPro-ThEx.svg#NeuesBauenDemo") format("svg");
}
:root {
  --yellow: #f5b834;
  --blue: #409eff;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.clearfix {
  *zoom: 1;
}
.clearfix:after {
  clear: both;
}

.clearfix:before,
.clearfix:after {
  display: table;
  content: "";
  line-height: 0;
}

.center {
  text-align: center;
}

.text-l {
  text-align: left !important;
}

.text-r {
  text-align: right !important;
}

.pl30 {
  padding-left: 30px;
}

.pr30 {
  padding-right: 30px;
}

.pl70 {
  padding-left: 70px;
}

.mt30 {
  margin-top: 30px;
}

.mt80 {
  margin-top: 60px;
}

.mt120 {
  margin-top: 120px;
}

.section {
  padding-top: 70px;
}

.indexmore {
  height: 38px;
  width: 160px;
  border-radius: 0;
  line-height: 40px;
  border: 1px solid #ccc;
  position: relative;
  z-index: 10;
  display: block;
  margin: 60px auto;
  text-align: center;
}
.indexmore.left {
  margin: 20px 0 0 0;
}
.indexmore:before {
  content: "MORE";
  font-size: 15px;
  color: #b0b0b0;
  display: inline;
  margin-left: 0;
  position: relative;
  transition: all 0.3s ease-out 0s;
  z-index: 8;
}
.indexmore:after {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 0;
  height: 40px;
  background-color: #409eff;
  transition: all 0.3s ease-out 0s;
  margin: 0;
}
.indexmore:hover {
  color: #fff;
}
.indexmore:hover:before {
  color: #fff;
  margin-left: 5px;
}
.indexmore:hover:after {
  width: 162px;
}

.white {
  color: #fff !important;
  border-color: #fff !important;
}

.ml-40 {
  margin-left: 40px;
}

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

/*head*/
.header {
  padding: 0 60px;
}

.topbar {
  width: 100%;
  height: 80px;
}
.topbar a.brand {
  float: left;
  margin-top: 10px;
}
.topbar a.hotline {
  float: right;
  font-size: 18px;
  line-height: 20px;
  margin-top: 50px;
}

.nav {
  height: 80px;
  float: right;
}
.nav ul li {
  float: left;
  padding: 0 6px;
  position: relative;
}
.nav ul li a {
  display: block;
  font: 15px/78px "Microsoft Yahei";
  font-weight: 600;
  padding: 0 20px;
  position: relative;
  color: #333;
  border-bottom: 2px solid transparent;
}
.nav ul li a b {
  color: #999;
  font-size: 12px;
  margin: 0 4px;
}
.nav ul li.active a {
  color: var(--blue);
  border-bottom: 2px solid var(--blue);
}
.nav ul li .dropdown-menu {
  transition: all 0.36s ease;
  position: absolute;
  top: calc(100% - 2px);
  left: 0;
  z-index: 199;
  opacity: 0;
  visibility: hidden;
  width: 180px;
  height: auto;
  border-width: 2px 0 0;
  border-style: solid;
  border-color: var(--blue);
  overflow: hidden;
  background: #fff;
  box-shadow: 0 13px 42px 11px rgba(0, 0, 0, 0.05);
}
.nav ul li .dropdown-menu li {
  width: 100%;
  padding: 0;
}
.nav ul li .dropdown-menu li a {
  font-weight: 500;
  padding: 12px 24px;
  line-height: 22px;
  display: block;
  transition: all 0.2s ease-in-out;
  font-size: 12px;
  color: #666;
  border-bottom: 2px solid transparent !important;
}
.nav ul li .dropdown-menu li a:hover {
  background: var(--blue);
  color: #fff;
}
.nav ul li:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
}

/*banner*/
.swiper-container {
  width: 100%;
}

.swiper-slide img {
  width: 100%;
}

/* .backimg {
    width: 100%;
    height: 100%;
    .imgBg {
        width: 100%;
        height: 100%;
        background-position: center center;
        background-size: cover;
        background-repeat: no-repeat;
    }
} */
.swiper-slide-active .imgBg {
  animation: imageAnimation 6s linear 0s;
}

.swiper-container-horizontal > .swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
  bottom: 80px;
}

.swiper-pagination {
  z-index: 1000;
}
.swiper-pagination span {
  width: 40px;
  height: 2px;
  border-radius: 0;
  background-color: rgba(255, 255, 255, 0.6);
}
.swiper-pagination span.swiper-pagination-bullet-active {
  background-color: rgba(0, 0, 0, 0.6);
}

.swiper-pagination-bullet {
  opacity: 1;
}

.mask {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  color: #fff;
  background: rgba(0, 0, 0, 0.1);
  text-align: center;
  box-sizing: border-box;
}
.mask .text {
  padding-top: 20%;
}
.mask .text h1 {
  font-size: 50px;
  margin-bottom: 10px;
}
.mask .text h3 {
  display: inline-block;
  font: lighter 30px/30px "Microsoft Yahei";
  color: #fff;
}

/*标题*/
.index-tit {
  text-align: center;
}
.index-tit .title {
  color: #111;
  font-size: 26px;
  line-height: 26px;
}
.index-tit .subtitle {
  color: #d3d3d3;
  font-size: 13px;
  margin-top: 15px;
}
.index-tit.white span {
  color: rgba(255, 255, 255, 0.7);
}

.category {
  text-align: center;
  margin: 20px 0 55px;
}
.category a {
  color: #878787;
  font-size: 15px;
  padding: 7px 26px;
  position: relative;
  margin-right: 5px;
  margin-left: 0;
}
.category a:after {
  margin-left: 20px;
  margin-top: 7px;
  content: "";
  position: absolute;
  width: 1px;
  height: 13px;
  right: -3px;
  top: 2px;
  background: rgba(217, 217, 217, 0.55);
}
.category a.active {
  color: #fff;
  background-color: var(--blue);
}

/* count */
.index-nums {
  height: 260px;
  background: url("../images/back1.jpg") no-repeat center center;
}

.count_list {
  color: #fff;
}
.count_list li {
  padding: 80px 0;
  text-align: center;
}
.count_list li .number {
  position: relative;
}
.count_list li .number .counterDX {
  font-size: 48px;
  font-weight: 600;
  vertical-align: top;
}
.count_list li .number .unit {
  position: relative;
  left: 3;
  top: 1px;
  font-size: 14px;
}
.count_list li .title {
  color: rgba(255, 255, 255, 0.6);
}
.count_list .alphaLine {
  text-align: center;
}
.count_list .alphaLine:before {
  content: "";
  display: inline-block;
  width: 100px;
  border-top: 1px solid rgba(255, 255, 255, 0.6);
  margin-top: 30px;
}

/*关于我们*/
.index-about {
  position: relative;
  padding: 80px 0;
}
.index-about .about-left {
  overflow: hidden;
}
.index-about .about-left img{
  width: 100%;
}
.index-about .about-right {
  padding: 20px;
  height: 350px;
  background: #fff;
}

.about-tit {
  font: 24px/24px "Microsoft Yahei";
  color: #333;
  border-left: 3px solid #f95902;
  padding-left: 10px;
  margin-top: 40px;
}

.about-info {
  margin-top: 40px;
  font-size: 15px;
  line-height: 24px;
  color: #333;
}

/*产品*/
.product-bg {
  position: relative;
  padding-top: 60px;
  background-color: #f5f5f5;
}

.item_info {
  padding: 5% 8%;
  display: block;
}
.item_info .title {
  font-size: 16px;
  font-weight: 600;
  color: #666;
  transition: all 0.3s ease-out 0s;
  line-height: 20px;
  text-align: center;
}

.pro-list ul li .pro-img {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: layui-icon !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
}
.pro-list ul li .pro-img:before {
  content: "";
  position: absolute;
  width: 40px;
  height: 40px;
  top: 0;
  left: 50%;
  margin-left: -20px;
  margin-top: -60px;
  background-color: rgba(0, 0, 0, 0.28);
  transition: all ease-out 0.3s;
  z-index: 2;
}
.pro-list ul li .pro-img:after {
  content: "\e615";
  color: #fff;
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -8px;
  margin-top: -60px;
  transition: all ease-out 0.3s;
  z-index: 3;
}
.pro-list ul li img {
  transition: all 0.3s ease-out 0s;
  width: 100%;
}
.pro-list ul li:hover a {
  display: block;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}
.pro-list ul li:hover img {
  transform: scale(1.06);
}
.pro-list ul li:hover .pro-img:before {
  top: 50%;
  margin-top: -20px;
}
.pro-list ul li:hover .pro-img:after {
  top: 50%;
  margin-top: -10px;
}
.pro-list ul li:hover .item_info {
  background-color: var(--blue);
}
.pro-list ul li:hover .item_info .title {
  color: #fff;
}

/* 工程案例 */
.case-wrap {
  overflow: hidden;
}

.caselist {
  margin: 60px 0;
}
.caselist li {
  text-align: center;
}
.caselist li img {
  width: 100px;
}
.caselist li h2 {
  font-size: 18px;
  font-weight: 600;
  margin-top: 30px;
}
.caselist li p {
  font-size: 15px;
  margin-top: 20px;
  display: block;
  color: #333;
}

.case-img {
  position: relative;
}
.case-img img {
  max-width: 100%;
}

.case-info {
  height: 50px;
  line-height: 50px;
  position: absolute;
  bottom: -20px;
  left: 5%;
  width: 90%;
  background-color: #fff;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.2);
  text-align: center;
  font-size: 16px;
}

.case-more {
  width: 16px;
  height: 16px;
  border-radius: 16px;
  text-align: center;
  background-color: #fff;
  position: absolute;
  z-index: 10;
  right: 20px;
  bottom: 25px;
}
.case-more i {
  font-weight: bold;
  font-size: 13px;
  margin-left: 2px;
}

/*news*/
.new-list li {
  position: relative;
}

.pdf-info img {
  width: 25px;
  margin-right: 10px;
  vertical-align: middle;
}
.pdf-info .title {
  height: 42px;
  color: #333;
  transition: all 0.3s ease-out 0s;
  font-size: 16px;
  position: relative;
}

.news-info .title {
  height: 42px;
  color: #333;
  transition: all 0.3s ease-out 0s;
  font-size: 16px;
  position: relative;
}
.news-info .title:after {
  content: "";
  position: absolute;
  bottom: 1px;
  left: 0;
  width: 30px;
  height: 1px;
  transition: all 0.3s ease-out 0s;
  background-color: #e3e3e3;
}
.news-info:hover .title {
  color: var(--blue);
}
.news-info:hover .title:after {
  width: 100%;
  background-color: #737373;
}
.news-info .date {
  color: #c5c5c5;
  font-size: 20px;
  font-family: Helvetica;
  line-height: 46px;
  transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1) 0s;
  transition: all 0.3s ease-out 0s;
  padding-bottom: 0;
}
.news-info .desc {
  display: -webkit-box;
  overflow: hidden;
  margin-top: 10px;
  width: 100%;
  color: #8f8f8f;
  text-overflow: ellipsis;
  white-space: inherit;
  font-size: 13px;
  line-height: 26px;
  transition: all 0.3s ease-out 0s;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.news-info .news-more {
  position: relative;
  display: block;
  margin-top: 15px;
  width: 29px;
  height: 29px;
  text-align: center;
  line-height: 29px;
  border: 1px solid #d2d2d2;
  border-radius: 3px;
  color: #e6e6e6;
  transition: all ease-out 0.3s;
}
.news-info .news-more i {
  font-size: 12px;
}

/*footer*/
#footer {
  background: #f5f5f5;
  padding-top: 55px;
  color: #333;
  font-family: arial;
}

.contact {
  float: left;
}
.contact h4 {
  font-size: 18px;
  margin-bottom: 15px;
}
.contact p {
  font-size: 14px;
  color: #444;
  line-height: 28px;
}

.fnav {
  float: left;
  padding-top: 44px;
  margin-left: 4em;
}
.fnav a {
  font-size: 15px;
  padding: 0 15px;
}

.lie {
  display: inline-block;
  min-width: 140px;
  max-width: 250px;
  vertical-align: top;
}
.lie.w-120 {
  width: 120px;
  text-align: center;
}

.copyright {
  margin-top: 30px;
  border-top: 1px solid rgba(0, 0, 0, 0.2);
}
.copyright p {
  font: 12px/50px "Microsoft Yahei";
  color: #777;
}
.copyright p a {
  color: #777;
}

.show {
  position: relative;
  cursor: pointer;
}

.qrcode-img {
  display: none;
  position: absolute;
  left: 100px;
  top: 0;
}

#backtotop {
  width: 60px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  background: #fff;
  color: #d60b0b;
  position: fixed;
  right: 20px;
  bottom: 50px;
}
#backtotop i {
  font-size: 20px;
}

.wap-menu {
  display: none;
}

.closebtn {
  display: none;
}

.pchidden {
  display: none;
}

@media screen and (min-width: 1200px) {
  .layui-container {
    width: 1200px;
    padding: 0;
  }
}
@media only screen and (max-width: 1200px) {
  .nav ul li a {
    padding: 0 10px;
  }
}
@media only screen and (max-width: 640px) {
  .mt80 {
    margin-top: 30px;
  }
  .pl70 {
    padding-left: 10px;
  }
  .layui-container {
    padding: 0;
  }
  .waphidden {
    display: none !important;
  }
  .pchidden {
    display: block;
  }
  .closebtn {
    display: block;
    width: 50px;
    height: 50px;
    position: absolute;
    left: 250px;
    top: 0;
    background: #333;
    text-align: center;
    line-height: 50px;
  }
  .indexmore {
    margin: 20px auto;
  }
  .indexmore:before {
    font-size: 13px;
  }
  .swiper-container {
    height: 200px;
  }
  .swiper-container-horizontal > .swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
    bottom: 20px;
  }
  .swiper-slide {
    background-position: center;
    background-size: cover;
    width: 100%;
    height: 200px;
  }
  .index-tit .title {
    font-size: 18px;
  }
  .index-tit .subtitle {
    margin-top: 10px;
  }
  .category {
    margin: 20px 0;
  }
  .category a {
    padding: 7px 10px;
  }
  .topbar {
    height: 60px;
  }
  .topbar a.hotline {
    display: block;
    position: absolute;
    left: 10px;
    top: 15px;
    cursor: pointer;
    z-index: 100;
    margin-top: 0;
  }
  .topbar a.brand {
    float: none;
    display: block;
    text-align: center;
  }
  .topbar a.brand img {
    height: 40px;
    margin-top: 0;
  }
  .hotline span {
    display: none;
  }
  .wap-menu {
    display: block;
    position: absolute;
    left: 10px;
    top: 15px;
    cursor: pointer;
    z-index: 100;
  }
  .menu-list {
    background: #fff;
    height: 0;
  }
  .nav {
    position: fixed;
    width: 250px;
    height: 100%;
    background: #fff;
    top: 0;
    left: 0;
    z-index: 100000;
    margin: 0;
    display: none;
  }
  .nav ul li {
    float: none;
    text-align: center;
    padding: 0;
    position: relative;
    margin: 0;
  }
  .nav ul li.active {
    border-radius: 0;
  }
  .nav ul li.active a {
    border: 0;
  }
  .nav ul li a {
    display: block;
    padding: 5px 16px;
    color: #666;
    font-size: 14px;
    line-height: 40px;
    margin-top: 0;
  }
  .nav ul li a b {
    display: none;
  }
  .nav ul li a:after {
    display: none;
  }
  .nav ul li:hover .dropdown-menu {
    display: none;
  }
  /* 优势 */
  .caselist li img {
    width: 50px;
  }
  .caselist li h2 {
    font-size: 15px;
    margin-top: 10px;
  }
  .caselist li p {
    font-size: 12px;
    margin-top: 10px;
  }
  .index-nums {
    height: 200px;
  }
  .count_list li {
    padding: 80px 0;
  }
  .count_list li .number .counterDX {
    font-size: 24px;
  }
  .count_list li .number .unit {
    position: relative;
    left: 3;
    top: 1px;
    font-size: 12px;
  }
  .count_list .alphaLine:before {
    width: 20px;
    margin-top: 30px;
  }
  /*news*/
  .layui-col-space20 > * {
    padding: 5px;
  }
  .layui-col-space28 {
    margin: 0;
  }
  .layui-col-space28 > * {
    padding: 10px;
  }
  .layui-col-space30 {
    margin: 0;
  }
  .layui-col-space30 > * {
    padding: 10px;
    box-sizing: border-box;
  }
  /* pro-list */
  .product-bg {
    padding-top: 20px;
  }
  /*news*/
  .news-info {
    margin-top: 0;
    height: auto;
  }
  /*about*/
  .index-about {
    padding: 10px;
    height: 450px;
  }
  .index-about .about-info {
    margin-top: 20px;
  }
  .index-about .about-right {
    padding: 10px;
    height: 400px;
  }
  .indexmore.left {
    margin-top: 20px;
  }
  .about-tit {
    margin-top: 0;
    font-size: 18px;
  }
  .text-bg {
    font-size: 40px;
  }
  .about-info {
    font: 14px/28px "Microsoft Yahei";
  }
  .text-r {
    display: none;
  }
  .about-more {
    width: 120px;
    height: 28px;
    font: 12px/28px "Microsoft Yahei";
    margin-top: 20px;
  }
  .caselist {
    margin-top: 30px;
    padding: 0 10px;
  }
  .caselist li {
    margin-bottom: 30px;
  }
  /*footer*/
  #footer {
    padding-top: 15px;
  }
  .contact {
    padding-left: 10px;
  }
  .lie {
    display: none;
  }
  .fnav {
    display: none;
  }
  .copyright p {
    font: 12px/28px "Microsoft Yahei";
    color: #777;
  }
  .copyright p a {
    color: #777;
  }
  .copyright p.fr {
    display: none;
  }
}