/* 1. Use a more-intuitive box-sizing model */
*, *::before, *::after {
  box-sizing: border-box;
}

/* 2. Remove default margin */
* {
  margin: 0;
}

/* 3. Enable keyword animations */
@media (prefers-reduced-motion: no-preference) {
  html {
    interpolate-size: allow-keywords;
  }
}
body {
  /* 4. Add accessible line-height */
  line-height: 1.5;
  /* 5. Improve text rendering */
  -webkit-font-smoothing: antialiased;
}

/* 6. Improve media defaults */
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

/* 7. Inherit fonts for form controls */
input, button, textarea, select {
  font: inherit;
}

/* 8. Avoid text overflows */
p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

/* 9. Improve line wrapping */
p {
  text-wrap: pretty;
}

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
}

/*
  10. Create a root stacking context
*/
#root, #__next {
  isolation: isolate;
}

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.42857143;
  color: #333;
}

a:link, a:hover, a:visited, a:visited {
  text-decoration: none;
}

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

.container {
  width: 1440px;
  padding-left: 0;
  padding-right: 0;
  margin: auto;
}

.pb20 {
  padding-bottom: 20px;
}

.flex-1 {
  flex: 1;
}

.flex-2 {
  flex: 2;
}

.text-primary {
  color: #175ba5;
}

.more {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 35px;
}
.more a {
  color: #175ba5;
  border: 1px solid #175ba5;
  display: inline-block;
  padding: 11px 16px;
  border-radius: 4px;
  font-size: 16px;
  transition: all 0.2s;
}
.more a:hover {
  background: #175ba5;
  color: #fff;
}

.header {
  background: #2E3133;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  margin: auto;
  z-index: 1002;
}
.header .navbar {
  height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header .navbar .menu {
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.header .navbar .menu .menu-item {
  font-size: 18px;
  cursor: pointer;
  padding: 0 25px;
}
.header .navbar .menu .menu-item.hover a > .title:after {
  display: block;
}
.header .navbar .menu .menu-item a {
  color: #fff;
}
.header .navbar .menu .menu-item a .title {
  position: relative;
  height: 100%;
  line-height: 80px;
}
.header .navbar .menu .menu-item a .title:after {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: #175ba5;
  margin: auto;
  content: "";
}
.header .navbar .menu .menu-item .layer {
  position: absolute;
  display: none;
  width: 150px;
  z-index: 101;
  margin-left: -40px;
  box-shadow: 0 30px 25px 0 rgba(0, 0, 0, 0.12);
  background: #2E3133;
}
.header .navbar .menu .menu-item .layer .container {
  width: auto;
}
.header .navbar .menu .menu-item .layer .layer-content {
  padding: 20px;
}
.header .navbar .menu .menu-item .layer .grid-list .grid-item {
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 15px;
}
.header .navbar .menu .menu-item .layer .grid-list .grid-item a {
  display: inline-block;
  padding: 12px 0;
}
.header .navbar .menu .menu-item .layer .grid-list .grid-item a:hover {
  color: #175ba5;
}
.header .navbar .right-menu {
  display: flex;
  height: 100%;
}
.header .navbar .right-menu .right-menu-item {
  position: relative;
  margin-left: 20px;
  cursor: pointer;
  flex-shrink: 0;
  align-items: center;
  display: flex;
}
.header .navbar .right-menu .right-menu-item img {
  height: 25px;
}
.header .navbar .right-menu .right-menu-item:hover:after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: #175ba5;
  margin: auto;
  content: "";
}

.wrapper {
  padding-top: 80px;
}

.banner .swiper-pagination {
  bottom: 15px;
}
.banner .swiper-pagination-bullet {
  transform: scale(1) !important;
  left: 0 !important;
}
.banner .swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active {
  width: 20px;
  border-radius: 6px;
}
.banner .swiper-slide img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.pt80 {
  padding-top: 80px;
}

.block-title {
  font-size: 32px;
  text-align: center;
  position: relative;
}
.block-title:after {
  position: absolute;
  width: 30px;
  height: 2px;
  background: #175ba5;
  left: 0;
  right: 0;
  bottom: -10px;
  margin: auto;
  content: "";
}
.block-title.left {
  text-align: left;
  display: inline-block;
}

.block-subtitle {
  text-align: center;
  padding-top: 30px;
  color: #666;
  font-size: 16px;
}

.product-center {
  padding-bottom: 80px;
}
.product-center .product-list {
  margin: 20px 0;
  display: flex;
  flex-wrap: wrap;
}
.product-center .product-list .product-item {
  width: calc((100% - 80px) / 5);
  margin-right: 20px;
  padding-top: 20px;
  transition: all 0.3s;
  cursor: pointer;
  position: relative;
}
.product-center .product-list .product-item:hover img {
  transform: scale(1.08);
}
.product-center .product-list .product-item:hover .product-title {
  color: #175ba5 !important;
}
.product-center .product-list .product-item:nth-child(5n) {
  padding-right: 0;
  margin-right: 0;
}
.product-center .product-list .product-item a {
  display: inline-block;
  box-shadow: 0px 3px 20px 1px rgba(0, 0, 0, 0.16);
  border-radius: 4px;
  width: 100%;
  height: 100%;
}
.product-center .product-list .product-item a .product-media {
  display: flex;
  justify-content: center;
  height: 200px;
  width: 100%;
  overflow: hidden;
  padding: 5px;
  margin-bottom: 5px;
}
.product-center .product-list .product-item a .product-media img {
  transition: all 0.3s;
  object-fit: cover;
}
.product-center .product-list .product-item a .product-info {
  display: flex;
  justify-content: center;
  flex-direction: column;
  padding: 0 10px;
}
.product-center .product-list .product-item a .product-info .product-title {
  font-size: 15px;
  line-height: 30px;
  text-align: center;
  transition: all 0.3s;
  margin-bottom: 10px;
  color: #333;
}

.news-center {
  background: url(../images/news_bg.png);
  background-size: cover;
  margin-top: 80px;
  padding-bottom: 80px;
  overflow: hidden;
}
.news-center .home-news-container {
  display: flex;
  margin-top: 20px;
}
.news-center .home-news-container .news-banner {
  width: 50%;
  margin-top: 20px;
}
.news-center .home-news-container .news-banner .news-banner-swiper .swiper-slide {
  height: 330px !important;
}
.news-center .home-news-container .news-banner .news-banner-swiper .swiper-slide img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}
.news-center .home-news-container .news-banner .news-banner-thumb {
  margin-top: 10px;
  display: flex;
}
.news-center .home-news-container .news-banner .news-banner-thumb .thumb {
  height: 75px;
  margin-left: 5px;
  flex: 1;
  margin-right: 5px;
  cursor: pointer;
  box-sizing: border-box;
  border: 1px solid transparent;
}
.news-center .home-news-container .news-banner .news-banner-thumb .thumb.active {
  border-color: #175ba5;
}
.news-center .home-news-container .news-banner .news-banner-thumb .thumb:last-child {
  margin-left: 5px;
  margin-right: 0;
}
.news-center .home-news-container .news-banner .news-banner-thumb .thumb:first-child {
  margin-left: 0;
  margin-right: 5px;
}
.news-center .home-news-container .news-banner .news-banner-thumb .thumb img {
  width: 100%;
  height: 100%;
  overflow-clip-margin: content-box;
  overflow: clip;
  object-fit: cover;
}
.news-center .home-news-container .news-list {
  width: 50%;
  margin-top: 20px;
  margin-left: 20px;
  flex: 1;
}
.news-center .home-news-container .news-list .news-item {
  background: #FFFFFF;
  word-wrap: break-word;
  padding: 20px;
  transition: all 0.3s;
  margin-bottom: 20px;
}
.news-center .home-news-container .news-list .news-item.active {
  background: #175ba5;
}
.news-center .home-news-container .news-list .news-item.active a {
  color: #fff;
}
.news-center .home-news-container .news-list .news-item.active a .news-dt {
  border-color: #fff;
}
.news-center .home-news-container .news-list .news-item a {
  display: block;
  height: 100%;
  color: #333;
}
.news-center .home-news-container .news-list .news-item .news-info {
  display: flex;
  position: relative;
  justify-content: space-between;
  align-items: center;
}
.news-center .home-news-container .news-list .news-item .news-info .news-dt {
  padding-right: 20px !important;
  flex-shrink: 0;
  text-align: center;
  border-right: 1px solid #dedede;
}
.news-center .home-news-container .news-list .news-item .news-info .news-dt .yyyy {
  font-size: 18px;
}
.news-center .home-news-container .news-list .news-item .news-info .news-content {
  flex-grow: 1;
  width: 0;
  padding-left: 20px !important;
}
.news-center .home-news-container .news-list .news-item .news-info .news-content .news-title {
  font-size: 18px;
}

.home-case {
  padding-top: 80px;
  padding-bottom: 80px;
  background: #f1f1f1;
}
.home-case .home-case-content {
  padding-top: 50px;
  overflow: hidden;
}

.friendlink {
  padding: 40px 0;
  font-size: 16px;
  background-color: #22272d;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}
.friendlink span {
  color: #999;
}
.friendlink a {
  color: #f1f1f1;
  display: inline-block;
  position: relative;
  padding-right: 10px;
}
.friendlink a:after {
  content: "|";
  padding-left: 10px;
  color: #666;
}
.friendlink a:hover {
  color: #175ba5;
}
.friendlink a:last-child:after {
  display: none;
}

#gotop {
  position: fixed;
  bottom: 100px;
  right: 10px;
  height: 40px;
  font-size: 28px;
  color: #fff;
  width: 40px;
  line-height: 40px;
  text-align: center;
  background: #1F5891;
  -webkit-transition: all 0.4s ease 0s;
  transition: all 0.4s ease 0s;
  z-index: 1000;
  cursor: pointer;
  border-radius: 4px;
  display: none;
}

.about {
  padding-top: 80px;
  padding-bottom: 80px;
}
.about .about-content {
  display: flex;
  margin: 20px 0;
}
.about .about-content .about-info {
  flex: 1;
  margin-right: 50px;
  display: flex;
  flex-direction: column;
  -webkit-align-content: space-between;
}
.about .about-content .about-info .about-title {
  font-size: 40px;
}
.about .about-content .about-info .about-desc {
  font-size: 17px;
  line-height: 28px;
  margin: 30px 0 0;
  text-indent: 32px;
}
.about .about-content .about-img {
  width: 52%;
}

.footer {
  background: #22272d;
  padding-top: 70px;
}
.footer .footer-content {
  display: flex;
}
.footer .first-title {
  font-size: 16px;
  font-weight: bold;
  color: #fff;
}
.footer .link-box {
  margin-top: 10px;
  line-height: 30px;
  color: #fafafa;
}
.footer .link-box .link-item {
  font-size: 14px;
}
.footer .link-box .link-item a {
  color: #fafafa;
}
.footer .qrcode {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.footer .qrcode .qrcode-text {
  margin-top: 12px;
  color: #fff;
  border: 1px solid #fff;
  padding: 3px 15px;
}
.footer .copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 20px 0;
  font-size: 14px;
  color: #fff;
  text-align: center;
  flex: 1;
}

.breads {
  line-height: 60px;
  display: flex;
  font-size: 14px;
}
.breads a {
  color: #333;
}
.breads a:hover {
  color: #175ba5;
}
.breads .bread-item {
  padding-left: 10px;
  color: #666;
}
.breads .bread-item:before {
  float: left;
  padding-right: 10px;
  color: #999;
  content: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8'%3E%3Cpath d='M2.5 0L1 1.5 3.5 4 1 6.5 2.5 8l4-4-4-4z' fill='%236c757d'/%3E%3C/svg%3E");
}
.breads .bread-item:first-child {
  padding-left: 0;
}
.breads .bread-item:first-child:before {
  display: none;
}

.clearfix:after {
  content: "";
  display: table;
  clear: both;
}

.main-container {
  padding-top: 30px;
  padding-bottom: 60px;
}
.main-container .slide {
  width: 300px;
  float: left;
}
.main-container .content-right {
  margin-left: 340px;
}
.main-container.mini .slide {
  width: 240px;
}
.main-container.mini .content-right {
  margin-left: 280px;
}
.main-container .sidemenu a {
  color: #333;
}
.main-container .sidemenu a:hover {
  color: #175ba5;
}
.main-container .sidemenu h3 {
  font-size: 20px;
  padding-left: 15px;
  margin-bottom: 10px;
  position: relative;
}
.main-container .sidemenu h3:before {
  position: absolute;
  left: 0;
  content: "";
  width: 5px;
  height: 20px;
  top: 50%;
  margin-top: -10px;
  background: #175ba5;
  border-radius: 5px;
}
.main-container .sidemenu ul, .main-container .sidemenu li {
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-container .sidemenu li {
  margin-top: 5px;
}
.main-container .sidemenu h5 {
  line-height: 22px;
  display: block;
  font-size: 18px;
  color: #333;
  border: 1px solid #E3E3E3;
  cursor: pointer;
  position: relative;
}
.main-container .sidemenu h5 a {
  display: block;
  padding: 10px 40px 10px 15px;
}
.main-container .sidemenu h5 span {
  position: absolute;
  right: 0;
  display: flex;
  content: "+";
  top: 0;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  width: 40px;
  height: 40px;
  color: #999;
}
.main-container .sidemenu dl {
  border: 1px solid #E3E3E3;
  border-top: none;
  transition: all 0.2s;
  display: none;
}
.main-container .sidemenu dd {
  border-bottom: 1px dashed #DCDCDC;
  line-height: 22px;
}
.main-container .sidemenu dd.active a {
  color: #175ba5;
  font-weight: bold;
}
.main-container .sidemenu dd a {
  font-size: 16px;
  display: block;
  color: #666;
  padding: 10px 20px 10px 25px;
  text-transform: capitalize;
}
.main-container .sidemenu dd:last-child {
  border-bottom-color: transparent;
}
.main-container .product-list {
  display: flex;
  flex-wrap: wrap;
  gap: 40px 30px;
  justify-content: flex-start;
}
.main-container .product-list .product-item {
  width: calc(33.3333333333% - 20px);
  cursor: pointer;
}
.main-container .product-list .product-item a {
  color: #333;
}
.main-container .product-list .product-item a:hover {
  color: #175ba5;
}
.main-container .product-list .product-item a:hover .product-img {
  border-color: #175ba5;
}
.main-container .product-list .product-item a:hover img {
  transform: scale(1.08);
}
.main-container .product-list .product-item .product-img {
  border: 2px solid #eee;
  overflow: hidden;
  padding: 10px;
}
.main-container .product-list .product-item .product-img img {
  width: 100%;
  transition: all 0.3s;
  height: 100%;
  object-fit: contain;
}
.main-container .product-list .product-item .product-info {
  margin-top: 10px;
  font-size: 18px;
  text-align: center;
}

.pagination {
  width: 100%;
  height: 100%;
  text-align: center;
}

.pagination a {
  text-decoration: none;
  border: 1px solid #AAE;
  color: #175ba5;
}

.pagination a, .pagination span {
  display: inline-block;
  padding: 5px 12px;
  margin-right: 5px;
  margin-bottom: 5px;
}
.pagination a:hover, .pagination span:hover {
  background-color: #175ba5;
  color: #fff;
}

.pagination .current {
  background: #175ba5;
  color: #fff;
  border: 1px solid #AAE;
}

.pagination .current.prev, .pagination .current.next {
  color: #999;
  border-color: #999;
  background: #fff;
}

.pagination .disabled {
  cursor: not-allowed;
  color: #999;
  border-color: #ccc;
}
.pagination .disabled:hover {
  background-color: #fff;
  color: #999;
}

.panel .panel-title {
  font-size: 20px;
  padding-left: 15px;
  margin-bottom: 15px;
  position: relative;
}
.panel .panel-title:before {
  position: absolute;
  left: 0;
  content: "";
  width: 5px;
  height: 20px;
  top: 50%;
  margin-top: -10px;
  background: #175ba5;
  border-radius: 5px;
}

.plist .pitem {
  margin-bottom: 20px;
}
.plist .pitem:last-child {
  margin-bottom: 0;
}
.plist .pitem a {
  color: #333;
}
.plist .pitem a:hover {
  color: #175ba5;
}
.plist .pitem a:hover .pitem-img {
  border-color: #175ba5;
}
.plist .pitem a:hover .pitem-img img {
  transform: scale(1.08);
}
.plist .pitem .pitem-img {
  border: 1px solid #dedede;
  height: 150px;
  overflow: hidden;
  padding: 10px;
}
.plist .pitem .pitem-img img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  transition: all 0.3s;
}
.plist .pitem .pitem-text {
  font-size: 17px;
  margin-top: 10px;
}

.product-wrapper .product-head {
  display: flex;
}
.product-wrapper .product-head .view {
  border: 1px solid #ddd;
}
.product-wrapper .product-head .product-banner {
  width: 500px;
  --swiper-navigation-size: 24px;
  --swiper-theme-color: #175ba5;
}
.product-wrapper .product-head .product-banner .big-swiper .swiper-slide {
  width: 500px;
  height: 330px;
  padding: 10px;
}
.product-wrapper .product-head .product-banner .big-swiper .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-wrapper .product-head .product-banner .thumb-swiper .swiper-slide {
  width: 12.5% !important;
  height: 100%;
  opacity: 0.4;
  position: relative;
  padding: 10px 0;
  cursor: pointer;
}
.product-wrapper .product-head .product-banner .thumb-swiper .swiper-slide img {
  border: 1px solid #ddd;
  width: 100%;
  height: 100%;
  object-fit: cover;
  padding: 2px;
}
.product-wrapper .product-head .product-banner .thumb-swiper .swiper-slide-thumb-active {
  opacity: 1;
}
.product-wrapper .product-head .product-banner .thumb-swiper .swiper-slide-thumb-active img {
  border-color: #175ba5;
}
.product-wrapper .product-head .product-banner .thumb-swiper .swiper-slide-thumb-active:after {
  content: "";
  width: 0;
  height: 0;
  line-height: 0;
  border-width: 5px;
  border-style: dashed;
  border-color: transparent;
  vertical-align: middle;
  border-bottom-style: solid;
  border-bottom-color: #175ba5;
  position: absolute;
  top: 0;
  left: 50%;
  margin: 0 0 0 -5px;
}
.product-wrapper .product-head .product-info {
  flex: 1;
  margin-left: 50px;
}
.product-wrapper .product-head .product-info .product-name {
  font-size: 28px;
  font-weight: bold;
}
.product-wrapper .product-head .product-info .product-param {
  margin: 20px 0 0 0;
}
.product-wrapper .product-head .product-info .product-btns {
  margin-top: 20px;
}
.product-wrapper .product-head .product-info .product-btns a {
  display: inline-block;
  width: 130px;
  height: 40px;
  color: #fff;
  text-align: center;
  font-size: 18px;
  line-height: 40px;
  background: #175ba5;
}
.product-wrapper .product-head .product-info .product-btns a:first-child {
  margin-right: 10px;
}
.product-wrapper .product-head .product-info .product-btns a:hover {
  background: #0a3a70;
}
.product-wrapper .product-html {
  margin: 30px 0 0 0;
  position: relative;
  padding-top: 20px;
  border-top: 4px solid #eee;
}

.get-price-form {
  margin-top: 40px;
}
.get-price-form .title {
  background: #175ba5;
  color: #fff;
  font-size: 20px;
  padding: 12px 15px;
}
.get-price-form .form-body {
  border: 1px solid #ddd;
  border-top: none;
  padding: 20px;
}
.get-price-form .form-body .two {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
}
.get-price-form .form-body .form-item {
  width: 100%;
}
.get-price-form .form-body .form-item label {
  line-height: 30px;
  font-weight: bold;
  color: #333;
  font-size: 14px;
}
.get-price-form .form-body .form-item input, .get-price-form .form-body .form-item textarea {
  padding: 10px 10px;
  font-size: 14px;
  border: 1px solid #eee;
  width: 100%;
  line-height: 22px;
  text-align: left;
  color: #333;
  box-sizing: border-box;
}
.get-price-form .form-body .form-item input:focus, .get-price-form .form-body .form-item textarea:focus {
  border: 1px solid #175ba5;
  outline: none;
}
.get-price-form .form-body .btn {
  margin-top: 20px;
}
.get-price-form .form-body .btn a {
  display: inline-block;
  width: 130px;
  height: 40px;
  color: #fff;
  text-align: center;
  font-size: 18px;
  line-height: 40px;
  background: #175ba5;
}
.get-price-form .form-body .btn a:hover {
  background: #0a3a70;
}
.get-price-form .form-body .btn.block a {
  display: block;
  width: 100%;
}

.article .category {
  padding: 0 0 30px;
  margin-bottom: 50px;
  text-align: center;
  border-bottom: 1px solid #E3E3E3;
  background: #fff;
}
.article .category a {
  font-size: 18px;
  color: #222;
  height: 46px;
  line-height: 46px;
  display: inline-block;
  margin: 0 10px;
  padding: 0 32px;
  background: #EAEAEA;
  transition: all 0.2s;
}
.article .category a.active, .article .category a:hover {
  color: #fff;
  background: #175ba5;
}
.article .news-list .news-item {
  display: flex;
  border: 1px solid #E3E3E3;
  padding: 12px;
  margin-bottom: 40px;
}
.article .news-list .news-item .news-img {
  width: 400px;
  display: block;
  overflow: hidden;
  height: 250px;
}
.article .news-list .news-item .news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: all 0.3s;
}
.article .news-list .news-item .news-img a:hover img {
  transform: scale(1.08);
}
.article .news-list .news-item .news-content {
  flex: 1;
  margin-left: 40px;
  padding-top: 15px;
}
.article .news-list .news-item .news-content .news-title a {
  font-size: 26px;
  font-weight: bold;
  color: #333;
}
.article .news-list .news-item .news-content .news-title a:hover {
  color: #175ba5;
}
.article .news-list .news-item .news-content .news-desc {
  color: #878787;
  font-size: 17px;
  line-height: 24px;
  height: 48px;
  overflow: hidden;
  text-indent: 38px;
  margin: 15px 0 0;
}
.article .news-list .news-item .news-content .news-foot {
  margin: 20px 0 0;
  padding: 15px 0 0;
  border-top: 1px solid #DCDCDC;
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: center;
  align-items: center;
  color: #999;
  font-size: 16px;
}
.article .news-list .news-item .news-content .news-foot a {
  display: inline-block;
  padding: 5px 10px;
  background: #175ba5;
  color: #fff;
}
.article .news-list .news-item .news-content .news-foot a:hover {
  background: #0a3a70;
}

.article-wrapper h1 {
  font-size: 30px;
  color: #333;
  text-align: center;
  font-weight: bold;
}
.article-wrapper .article-info {
  padding: 0 0 20px;
  border-bottom: 1px solid #D9D9D9;
  text-align: center;
  margin: 25px 0 0;
  position: relative;
}
.article-wrapper .article-info:after {
  content: "";
  display: block;
  height: 3px;
  background: #175ba5;
  width: 100px;
  position: absolute;
  bottom: -2px;
  left: 50%;
  margin: 0 0 0 -50px;
  z-index: 1;
}
.article-wrapper .article-info span {
  margin: 0 10px;
  line-height: 20px;
  display: inline-block;
  font-size: 15px;
  color: #666;
}
.article-wrapper .article-html {
  padding: 25px 0 0;
  line-height: 30px;
  font-size: 17px;
  color: #5c5c5c;
}
.article-wrapper .article-html img {
  display: inline-block;
}
.article-wrapper .article-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 18px;
  border-bottom: 1px #ddd dashed;
}
.article-wrapper .article-next a {
  font-size: 16px;
  display: block;
  color: #333;
  letter-spacing: 0.4px;
}
.article-wrapper .article-next a:hover {
  color: #175ba5;
}

.cert-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 40px;
}
.cert-list .cert-item {
  width: calc(25% - 30px);
}
.cert-list .cert-item a {
  display: block;
  width: 100%;
  height: 100%;
}
.cert-list .cert-item .cert-img {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding-bottom: 20px;
  padding-top: 20px;
}
.cert-list .cert-item .cert-img > img {
  width: 215px;
  height: 265px;
  transition: all 0.3s;
}
.cert-list .cert-item .cert-img .overlay {
  opacity: 0;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  transition: all 0.3s;
  gap: 10px;
  color: #fff;
  font-size: 20px;
  background: rgba(0, 0, 0, 0.5);
}
.cert-list .cert-item .cert-info {
  padding: 10px;
  border-bottom: 1px solid #175ba5;
}
.cert-list .cert-item .cert-info .cert-title {
  font-size: 16px;
  color: #333;
  text-align: center;
}
.cert-list .cert-item:hover .cert-info {
  background: #175ba5;
}
.cert-list .cert-item:hover .cert-info .cert-title {
  color: #fff;
}
.cert-list .cert-item:hover .overlay {
  opacity: 1;
}

.case-list, .video-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 40px;
}
.case-list .case-item, .case-list .video-item, .video-list .case-item, .video-list .video-item {
  width: calc(33.3333333333% - 30px);
}
.case-list .case-item .case-img, .case-list .case-item .video-img, .case-list .video-item .case-img, .case-list .video-item .video-img, .video-list .case-item .case-img, .video-list .case-item .video-img, .video-list .video-item .case-img, .video-list .video-item .video-img {
  height: 300px;
  width: 100%;
  overflow: hidden;
  border-radius: 6px;
}
.case-list .case-item .case-img img, .case-list .case-item .video-img img, .case-list .video-item .case-img img, .case-list .video-item .video-img img, .video-list .case-item .case-img img, .video-list .case-item .video-img img, .video-list .video-item .case-img img, .video-list .video-item .video-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.3s;
}
.case-list .case-item a:hover img, .case-list .video-item a:hover img, .video-list .case-item a:hover img, .video-list .video-item a:hover img {
  transform: scale(1.08);
}
.case-list .case-item .case-info .case-title, .case-list .case-item .case-info .video-title, .case-list .case-item .video-info .case-title, .case-list .case-item .video-info .video-title, .case-list .video-item .case-info .case-title, .case-list .video-item .case-info .video-title, .case-list .video-item .video-info .case-title, .case-list .video-item .video-info .video-title, .video-list .case-item .case-info .case-title, .video-list .case-item .case-info .video-title, .video-list .case-item .video-info .case-title, .video-list .case-item .video-info .video-title, .video-list .video-item .case-info .case-title, .video-list .video-item .case-info .video-title, .video-list .video-item .video-info .case-title, .video-list .video-item .video-info .video-title {
  margin-top: 10px;
  font-size: 18px;
  color: #313131;
  text-align: center;
  height: 50px;
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-align-items: center;
  align-items: center;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-all;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.case-list-col4 .case-item {
  width: calc(25% - 30px);
}
.case-list-col4 .case-img-db {
  height: 200px !important;
  background: #f1f1f1;
}
.case-list-col4 .case-img-db img {
  object-fit: contain !important;
}

.video-list .video-item .video-img {
  position: relative;
}
.video-list .video-item .video-img:after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: url(../images/v.png) no-repeat center;
  background-color: rgba(0, 0, 0, 0.2);
  display: block;
}
.video-list .video-item a:hover .video-img:after {
  background-color: rgba(0, 0, 0, 0.5);
}
.video-list .video-item .video-info {
  padding: 15px;
  background: #F3F4F7;
  box-sizing: border-box;
  position: relative;
  height: 72px;
}
.video-list .video-item .video-info .video-title {
  font-size: 18px;
  color: #313131;
  text-align: center;
  height: 40px;
}

.about-wrapper .about-me {
  display: flex;
  justify-content: space-between;
  position: relative;
  padding: 70px 0;
}
.about-wrapper .about-me .about-me-txt {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-right: 50px;
}
.about-wrapper .about-me .about-me-txt h3 {
  color: #313131;
  font-size: 40px;
  line-height: 1;
  font-weight: bold;
}
.about-wrapper .about-me .about-me-txt h3:after {
  content: "";
  width: 40px;
  height: 4px;
  background: #175ba5;
  display: block;
  margin: 15px 0 0;
}
.about-wrapper .about-me .about-me-txt .t {
  color: #878787;
  font-size: 16px;
  line-height: 26px;
  margin: 20px 0 0;
}
.about-wrapper .about-me .about-me-video {
  width: 700px;
  position: relative;
}
.about-wrapper .relative {
  position: relative;
}
.about-wrapper .history {
  position: relative;
  background: #175ba5;
  padding: 70px 0;
}
.about-wrapper .history h3 {
  font-size: 40px;
  color: #fff;
  text-align: center;
  font-weight: bold;
}
.about-wrapper .history .list {
  position: relative;
  margin: 40px 0 0 0;
  box-sizing: border-box;
}
.about-wrapper .history .list ul {
  position: relative;
  list-style: none;
  padding: 0;
  margin: 0;
}
.about-wrapper .history .list ul:before {
  content: "";
  position: absolute;
  width: 6px;
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -3px;
  background-color: #ddd;
  height: 100%;
}
.about-wrapper .history .list ul li {
  position: relative;
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: flex-start;
  justify-content: flex-start;
  -webkit-align-items: center;
  align-items: center;
}
.about-wrapper .history .list ul li:nth-child(2n) {
  -webkit-justify-content: flex-end;
  justify-content: flex-end;
}
.about-wrapper .history .list ul li:nth-child(2n) .txt {
  text-align: left;
}
.about-wrapper .history .list ul li:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  margin-left: auto;
  margin-right: auto;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  border: 5px solid #fff;
  background: #0071B2;
  padding: 5px;
  text-align: center;
  box-sizing: border-box;
}
.about-wrapper .history .list ul li .txt {
  width: 50%;
  padding: 0 50px 20px;
  box-sizing: border-box;
  text-align: right;
}
.about-wrapper .history .list ul li .txt em {
  font-size: 26px;
  color: #fff;
  font-weight: bold;
  font-style: normal;
}
.about-wrapper .history .list ul li .txt p {
  font-size: 17px;
  color: #fff;
  line-height: 28px;
  margin: 15px 0 0;
}
.about-wrapper .factory {
  background: #F2F2F2;
  padding: 80px 0;
}
.about-wrapper .factory h3 {
  color: #313131;
  font-size: 40px;
  line-height: 1;
  font-weight: bold;
}
.about-wrapper .factory h3:after {
  content: "";
  width: 40px;
  height: 4px;
  background: #175ba5;
  display: block;
  margin: 15px 0 0;
}
.about-wrapper .factory .factory-swiper {
  margin-top: 70px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.contact-wrapper {
  padding-top: 40px;
}
.contact-wrapper .contact-list {
  align-items: stretch;
  justify-content: space-between;
  display: flex;
  flex-wrap: wrap;
}
.contact-wrapper .contact-list .item {
  width: 23.75%;
  background-color: #f9f9f9;
  padding: 80px 3% 50px;
  text-align: center;
  position: relative;
  transition: background-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.contact-wrapper .contact-list .item .icon {
  height: 60px;
  display: block;
  margin: 30px auto 60px;
}
.contact-wrapper .contact-list .item .title {
  color: #000;
  font-weight: 500;
  font-size: 22px;
  margin-bottom: 8px;
}
.contact-wrapper .contact-list .item .content {
  font-size: 18px;
  line-height: 1.8;
  padding-bottom: 60px;
  color: rgba(0, 0, 0, 0.6);
}
.contact-wrapper .contact-list .item .img {
  display: block;
  width: 80%;
  max-width: 150px;
  margin: 0 auto 24px;
}
.contact-wrapper .contact-list .item:after {
  content: "";
  width: 30px;
  height: 2px;
  background-color: #175ba5;
  position: absolute;
  left: 50%;
  bottom: 48px;
  margin-left: -15px;
}
.contact-wrapper .contact-list .item:hover {
  background-color: #fff;
  transform: translateY(-10px);
  box-shadow: 0 0 16px 0 rgba(0, 0, 0, 0.1);
}
.contact-wrapper .contact-form {
  border: 1px solid #eee;
  align-items: stretch;
  display: flex;
  flex-wrap: wrap;
  margin-top: 90px;
  margin-bottom: 90px;
}
.contact-wrapper .contact-form .item-l {
  width: 45%;
  background: url(../images/contact01.jpg) no-repeat 50%/cover;
}
.contact-wrapper .contact-form .item-r {
  width: 55%;
  padding-top: 90px;
}
.contact-wrapper .contact-form .item-r .title {
  color: #333;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 10px;
  text-align: center;
}
.contact-wrapper .contact-form .item-r .tit {
  text-align: center;
}

.download-list .download-item {
  margin-bottom: 50px;
  padding-bottom: 20px;
  border-bottom: 1px dashed #ccc;
}
.download-list .download-item .hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 15px;
}
.download-list .download-item .hd .title {
  font-size: 23px;
  color: #333;
}
.download-list .download-item .hd .title .fa {
  color: #999;
  margin-right: 6px;
}
.download-list .download-item .hd .dt {
  font-size: 15px;
  color: #999;
}
.download-list .download-item .fd {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.download-list .download-item .fd .info {
  display: flex;
  align-items: center;
}
.download-list .download-item .fd .info .info-item {
  display: flex;
  align-items: center;
  color: #999;
}
.download-list .download-item .fd .info .info-item:first-child {
  margin-right: 20px;
}
.download-list .download-item .fd .info .info-item .fa {
  margin-right: 10px;
}
.download-list .download-item .fd .info .info-item .vel {
  color: #666;
  margin-left: 1px;
}
.download-list .download-item .fd .down a {
  display: inline-block;
  background: #bbb;
  color: #fff;
  border-radius: 6px;
  font-size: 18px;
  width: 110px;
  height: 40px;
  line-height: 40px;
  text-align: center;
}
.download-list .download-item:hover .title {
  color: #175ba5;
}
.download-list .download-item:hover .down a {
  background: #175ba5;
}

/*# sourceMappingURL=style.css.map */