/**/
* {
  margin: 0;
  padding: 0;
}

div, address, b, big, blockquote, body, center, cite, code, dd, del, dl, dt, em, fieldset, font, form, b, b, h3, h4, h5, h6, html, i, iframe, img, ins, label, legend, li, ol, p, pre, small, span, strong, u, ul, var, th, td, input {
  margin: 0;
  padding: 0;
}

div, dl, dt, dd, form, input, button, textarea, p, ul, li, ol, table, tr, td, header, footer, aside, nav, b, b, h3, h4, h5, h6, section {
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
}

body {
  font-size: 14px;
  font-family: "Microsoft Yahei", "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  color: #333;
  padding: 0px;
  margin: 0px;
}

button:foucs {
  border: none !important;
  outline: none !important;
}

button::-moz-focus-inner {
  border-color: transparent;
}

input[type=number] {
  -moz-appearance: textfield;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

ul, ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

i {
  font-style: normal;
}

a {
  color: #333;
}

a:hover {
  text-decoration: none;
  color: #fff;
}

img {
  border: none !important;
  vertical-align: middle
}

input {
  outline: none;
}

input[type="button"], input[type="submit"], input[type="reset"], button, select {
  -webkit-appearance: none;
  outline: none;
}

textarea {
  -webkit-appearance: none;
  outline: none
}

.clear {
  clear: both;
  height: 0px;
  overflow: hidden;
}

.clearfix:after {
  content: ".";
  display: block;
  height: 0;
  visibility: hidden;
  clear: both;
}

.clearfix {
  /*兼容 IE*/
  zoom: 1;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

/*t图片样式*/
.center-block {
  display: block;
  margin-right: auto;
  margin-left: auto
}

img {
  border: 0px;
  vertical-align: middle;
}

.img-responsive {
  display: block;
  height: auto;

  max-width: 100%
}

.avatar {
  display: block;
  overflow: hidden;
  width: 100%;
}

/*文字超出隐藏*/

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


.dot2 {

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

/*--------------------------------------------------------------
# 头部Header
--------------------------------------------------------------*/


#header {

  transition: all 0.5s;
  z-index: 997;
  transition: all 0.5s;
  height: 90px;
  position: relative;
  width: 100%;

}

#header.header-transparent {}

#header.header-scrolled {


  box-shadow: 0 0 18px rgb(0 0 0 / 10%);

  transition: all 0.3s;
  position: fixed;
  left: 0;
  width: 100%;
  top: 0;
  z-index: 999;
  background: #fff;


}


.top-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-box .logo {
  flex: 2;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  height: 90px;
}

.top-box .logo img {
  padding: 0;
  margin: 0;
  max-height: 90px;

}

.top-box .logo .logo-tu2 {
  display: none;
}

/*导航菜单 */
.nav-menu, .nav-menu * {
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-menu {
  flex: 8;
  height: 90px;
}

.nav-menu ul {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.nav-menu ul li {

  width: 100%;
  text-align: center;



}

.nav-menu a {
  display: block;

  color: #000;
  padding: 0 5px;
  height: 90px;
  line-height: 90px;
  transition: 0.3s;
  font-size: 18px;

  position: relative;



}

.nav-menu a:hover, .nav-menu .active>a, .nav-menu li:hover>a {
  color: #BA5B1E;
  text-decoration: none;

}

.nav-menu li:hover>a::before {
  width: 50%;
  background: #BA5B1E;
}

.nav-menu .active>a::before {
  width: 50%;
  background: #BA5B1E;
}

.nav-menu a:hover::before, .nav-menu .active a:hover:before {
  width: 50%;
  background: #BA5B1E;
}
.nav-menu ul li.on a{ color: #BA5B1E;}
.nav-menu li.on>a::before {
  width: 50%;
  background: #BA5B1E;
}
.nav-menu ul li a:before {
  content: '';
  width: 0;
  height: 5px;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0 auto;
  background: transparent;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
}

.nav-menu .drop-down .nav_sub {
  width: 100%;
  opacity: 0;
  max-height: 0;
  height: auto;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  position: absolute;
  left: 0;
  right: 0;

  margin: auto;
  background: rgba(255, 255, 255, 1);
  overflow: hidden;




}

.nav-menu .drop-down:hover .nav_sub {
  opacity: 1;
  top: 90px;
  visibility: visible;
  height: 300px;
  max-height: 300px;

}

.nav-menu .drop-down .nav_sub .container {
  position: absolute;
  left: 0;
  right: 0;

  margin: auto;
  display: flex;
  align-items: stretch;

}

.nav_sub .nav_l {
  width: 40%;
  padding: 50px 50px 50px 0;
  background-color: #f8f8f8;
  height: 300px;
}

.nav_sub .nav_l b {
  font-size: 30px;
  line-height: 48px;
  display: block;
  color: #333;
  font-weight: normal;
  text-align: left;
  margin-bottom: 20px;
}

.nav_sub .nav_l div {
  font-size: 16px;
  line-height: 30px;
  color: #666;
  text-align: left;

  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.nav_sub .nav_l a {
  background-color: #BA5B1E;
  width: 150px;
  height: 40px;
  padding: 0 20px;
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
  white-space: nowrap;
  font-size: 14px;
  margin-top: 40px;
}


.nav_sub .nav_l ::before {
  content: '';
  width: 1920px;
  height: 100%;
  position: absolute;
  background: #f8f8f8;
  left: -1920px;
  top: 0;
}



.nav_sub .nav_l a:hover {
  color: #fff;
}

.nav_sub .nav_l a::before {
  width: 100%;
}


.nav_r {
  width: 60%;
  background-color: #ffff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-box-align: start;
  -ms-flex-align: start;
  -webkit-align-items: flex-start;
  align-items: flex-start;
}

.nav_sub .nav_r .l {
  width: 50%;
  padding-left: 5%;
  padding-top: 40px;

}

.nav_sub .nav_r .l a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  -webkit-justify-content: flex-start;
  justify-content: flex-start;
  -webkit-box-align: start;
  -ms-flex-align: start;
  -webkit-align-items: flex-start;
  align-items: flex-start;
  width: 100%;
  white-space: nowrap;
  font-size: 18px;
  line-height: 45px;
  height: 45px;
  color: #333;
}

.nav_sub .nav_r .l a:hover {
  color: #BA5B1E;
}

.nav_sub .nav_r .l a::before {
  content: '';
  width: 0;
  height: 1px;
  position: absolute;
  left: 0;
  right: auto;
  bottom: 0;
  margin: auto;
  background: transparent;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;

}

.nav_sub .nav_r .l a:hover::before {
  width: 50%;
  background: #BA5B1E;

}

.nav_sub .nav_r.nav_pro .l {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.nav_sub .nav_r.nav_pro .l a {
  width: 50%;
}

.nav_sub .nav_r .r {
  width: 40%;
  padding-top: 20px;
  padding-right: 5%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: start;
  -ms-flex-align: start;
  -webkit-align-items: flex-start;
  align-items: flex-start;
}

.nav-menu .drop-down a i {
  display: none;
}

.nav-menu .drop-down .drop-down ul {
  top: 0;
  left: calc(100% - 90px);
}

.nav-menu .drop-down .drop-down:hover>ul {
  opacity: 1;
  top: 0;
  left: 100%;
}


.nav-menu .arrow {
  position: absolute;
  width: 11px;
  height: 11px;
  top: -5.5px;
  left: 45%;
  background-color: #fff;
  transform: rotate(45deg);
  cursor: pointer;
  transition: .3s;
  z-index: -1;

}

.nav-menu .mob-language {
  display: none;
}

.mobile-nav .mob-language {
  display: block;
}

#header.header-scrolled .nav-menu a {
  color: #333;
}

#header.header-scrolled .language {
  color: #333;
}

#header.header-scrolled .language a {
  color: #333;
}

#header.header-scrolled .language a:hover {
  color: #ECA617;
}

#header.header-scrolled .nav-menu a:hover, #header.header-scrolled .nav-menu .active>a, #header.header-scrolled .nav-menu li:hover>a {
  color: #BA5B1E;


}



#header.header-scrolled .top-box .logo .logo-tu1 {
  display: none;
}

#header.header-scrolled .top-box .logo .logo-tu2 {
  display: block !important;
}

#header.header-scrolled .nav_sub .nav_l a {
  color: #fff;
}

/*  */
.nav_fr {
  height: 90px;
  display: flex;
  align-items: center;
}

.h_language {
  display: inline-block;
  position: relative;
  cursor: pointer;
  padding: 0 15px;
}

.h_language .icon {
  font-size: 16px;
}

.h_language .icon img {
  margin-right: 8px;
}

.h_language .icon i {
  padding-left: 5px;
}

.h_language .lan_down {
  position: absolute;
  width: 100%;
  left: 0;
  top: 55px;
  background: #fff;
  border: 1px solid #f1f1f1;
  box-shadow: 0 3px 5px #d6d6d7;
  padding: 10px;
  display: none;
}

.h_language .lan_down dl {
  line-height: 30px;
  text-align: center;
  color: #000;
}

.h_language .lan_down dl a {
  display: block;
}

.h_language .lan_down dl a:hover {
  color: #BA5B1E;
}

.h_language .lan_down::before {
  content: '';
  position: absolute;
  bottom: 100%;
  right: 0;
  left: 0;
  pointer-events: none;
  border-bottom: 10px solid #dedede;
  border-top: 10px solid transparent;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
}

/* 手机菜单样式 */
.mobile-nav {
  position: fixed;
  top: 0;
  bottom: 0;
  z-index: 999;
  overflow-y: auto;
  left: -80%;
  width: 80%;
  padding-top: 18px;
  background: #BA5B1E;
  transition: 0.4s;
}

.mobile-nav * {
  margin: 0;
  padding: 0;
  list-style: none;
}

.mobile-nav a {
  display: block;
  position: relative;
  color: #fff;
  font-size: 16px;
  margin: 0 20px;
  height: 56px;
  line-height: 56px;
  font-weight: 500;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}

.mobile-nav a:hover, .mobile-nav .active>a, .mobile-nav li:hover>a {
  color: #fff;
  text-decoration: none;
}

.mobile-nav .drop-down>a i {
  float: right;
  display: block;
  line-height: 40px;
  width: 40px;
  text-align: right;
  height: 40px;
  background: #cccccc;
  margin-top: 8px;
  font-size: 24px;
  font-weight: bold;
  text-align: center;
}


.mobile-nav .drop-down ul {
  display: none;
  overflow: hidden;
}

.mobile-nav .drop-down .arrow {
  display: none;
}

.mobile-nav .drop-down li a {
  padding-left: 20px;
}

.mobile-nav-toggle {
  position: fixed;
  right: 15px;
  top: 10px;
  z-index: 998;
  border: 0;
  background: none;
  font-size: 24px;
  transition: all 0.4s;
  outline: none !important;
  line-height: 1;
  cursor: pointer;
  text-align: right;
  background: #BA5B1E;
  z-index: 999;
}

.mobile-nav-toggle i {
  color: #fff;
  display: block;
  width: 45px;
  height: 45px;
  text-align: center;
  line-height: 45px;
}

.mobile-nav-overly {
  width: 100%;
  height: 100%;
  z-index: 997;
  top: 0;
  left: 0;
  position: fixed;
  background: rgba(51, 51, 51, 0.9);
  overflow: hidden;
  display: none;
}

.mobile-nav-active {
  overflow: hidden;
}

.mobile-nav-active .mobile-nav {
  left: 0;
}

.mobile-nav-active .mobile-nav-toggle i {
  color: #fff;
}

.language {
  color: #fff;
  font-size: 16px;

}

.language a {
  color: #fff;
  padding: 0 10px;
}

.language a:hover {
  color: #ECA617;
}

/*首页banner图*/
#banner .swiper {
  width: 100%;
  height: 100%;
  position: relative;
}

#banner .swiper-slide {
  position: relative;
  overflow: hidden;

}

#banner .swiper-slide img {
  width: 100%;
  position: relative;

}

#banner .swiper-slide .scalePic {
  display: block;
  width: 100%;
  transform: scale(1.1);
  -webkit-transform: scale(1.1);
  -moz-transform: scale(1.1);
  -ms-transform: scale(1.1);
  -o-transform: scale(1.1);
  transition-property: all;
  transition-duration: 1.5s;
  transition-timing-function: ease;
  transition-delay: .2s;
}





#banner .swiper-slide-active .scalePic {
  transform: scale(1);
  -webkit-transform: scale(1);
  -moz-transform: scale(1);
  -ms-transform: scale(1);
  -o-transform: scale(1);
}

#banner .swiper-button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  text-align: center;
  color: #fff;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 50%;
  cursor: pointer;
  overflow: hidden;
  z-index: 999;
  width: 60px;
  font-size: 20px;
  line-height: 60px;
  height: 60px;
  transition: all .5s ease;
  outline: none;


}

#banner .swiper-button:hover {
  background: #BA5B1E;
}

.btn-prev {
  left: 5%;
}

.btn-prev img, .btn-next img {
  width: 80%;
}

.btn-next {
  right: 5%;
}

/* #banner .swiper-pagination-bullet {
  width: 13px;
  height: 10px;
  display: inline-block;
  background: #fff;
  opacity: .9;
  margin: 0 5px;
  border-radius: 20px;
  transition: opacity .5s, background-color .5s, width .5s;
  transition-delay: .5s, .5s, 0s;
}

#banner .swiper-pagination-bullet-active {
  opacity: 1;
  background: #BA5B1E;
  width: 40px;
  transition-delay: 0s;
} */

#banner .swiper-container-horizontal>.swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
  bottom: 20px;
  left: 0;
  width: 100%;
}

#banner .swiper-slide .container {
  position: absolute;
  left: 0;
  right: 0;
  top: 30%;
  bottom: 0;
  margin: 0 auto;
}

.banner-slide-content {
  position: relative;
  z-index: 9;
}



.banner-slide-content span {
  color: #fff;
  display: block;
  margin-bottom: 35px;
  text-transform: uppercase;
}

.banner-slide-content .title {
  font-size: 40px;
  line-height: 56px;
  font-weight: 700;
  color: #fff;
  display: block;
  margin-bottom: 10px;

  text-transform: capitalize;
}


.banner-slide-content p {

  font-size: 24px;
  font-family: "Poppins", sans-serif;
  color: #fff;


}



#banner_pagination .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  display: inline-block;
  border-radius: 100%;
  margin: 0 15px;
  background: #fff;
  opacity: 0.5;

}

#banner_pagination .swiper-pagination-clickable .swiper-pagination-bullet {
  cursor: pointer;
}

#banner_pagination .swiper-pagination-bullet-active {
  width: 10px;
  height: 10px;
  border-radius: 20px;
  opacity: 1;

  background: rgba(255, 255, 255, 1);
}

#banner_pagination .swiper-pagination-bullet {
  position: relative;
}

#banner_pagination .swiper-pagination-bullet .left {
  content: "";
  display: block;
  position: absolute;
  top: -7px;
  left: -7px;
  margin: auto;
  width: 12px;
  height: 30px;
  opacity: 0;
  overflow: hidden;
}

#banner_pagination .swiper-pagination-bullet .left:after {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0px;
  z-index: 99;
  margin: auto;
  width: 12px;
  height: 24px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  border-radius: 20px 0 0 20px;
  border-right: 0;
}

#banner_pagination .swiper-pagination-bullet .right {
  content: "";
  display: block;
  position: absolute;
  top: -7px;
  right: -7px;
  margin: auto;
  width: 15px;
  height: 30px;
  opacity: 0;
  overflow: hidden;
}

#banner_pagination .swiper-pagination-bullet .right:after {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  z-index: 99;
  margin: auto;
  width: 12px;
  height: 24px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  border-radius: 0 20px 20px 0;
  border-left: 0;
}

#banner_pagination .swiper-pagination-bullet-active .left {
  opacity: 1;
}

#banner_pagination .swiper-pagination-bullet-active .right {
  opacity: 1;
}

#banner_pagination .swiper-pagination-bullet-active .left:after {
  transform-origin: right center;
  /* animation-iteration-count: infinite; */
  animation-fill-mode: forwards;
  animation-duration: 3s;
  animation-timing-function: linear;
  animation-name: gyrateleft;
}

#banner_pagination .swiper-pagination-bullet-active .right:after {
  transform-origin: left center;
  /* animation-iteration-count: infinite; */
  animation-fill-mode: forwards;
  animation-duration: 3s;
  animation-timing-function: linear;
  animation-name: gyrateright;
}

@keyframes gyrateright {
  0% {
    transform: rotate(180deg);
  }

  50% {
    transform: rotate(360deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes gyrateleft {
  0% {
    transform: rotate(180deg);
  }

  50% {
    transform: rotate(180deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

.banner_txt {
  position: absolute;
  top: 30%;
  left: 0;
  right: 0;
  margin: 0 auto;
  z-index: 10;
  color: #333;
  text-align: left;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}

.banner_txt p {
  font-size: 36px;
  color: rgba(255, 255, 255, 0.7);
  text-shadow: none;
}

.banner_txt b {
  display: block;
  font-size: 42px;
  color: #333;
  margin: 30px 0;
  text-shadow: none;
}

.banner_txt span {
  color: #666;
  font-size: 26px;
  display: block;
  text-shadow: none;
}

.banner-more {
  display: block;
  width: 130px;
  letter-spacing: 1px;
  margin-top: 20px;
  height: 38px;
  line-height: 38px;
  text-align: center;
  color: #999;
  border: 1px solid #999;
  border-radius: 38px;
  text-shadow: none;
}

.banner-more:hover {
  background: rgba(255, 255, 255, 0.3);
  color: #fff;
}

.banner-more::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
  position: relative;
  top: -1px;
  margin-left: 7px;
  -webkit-transition: .6s ease;
  transition: .6s ease;
}

.banner-more:hover::after {
  margin-left: 13px;
}

/*关于我们*/
.main_title {
  text-align: center;
  margin-bottom: 10px;
}

.main_title p {
  font-size: 40px;

  display: flex;
  align-items: center;
  justify-content: flex-start;
  color: #333;
}

.main_title p b {
  font-size: 36px;
  line-height: 56px;

  color: #BA5B1E;
  padding-left: 10px;
}

.about {

  padding: 60px 0 80px 0;
  position: relative;
  background: url(../images/abbg.jpg) no-repeat bottom;


}



.about-box {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  position: relative;

}

.about_fl {
  width: 55%;
  padding-right: 5%;
}

.about_fl p {
  line-height: 32px;
  padding: 30px 0;
  color: #333;
  font-size: 16px;

}

.about_fl .ab-title {
  font-size: 22px;
  color: #222;
  font-weight: bold;
  margin-top: 10px;
}

.about_fl span {
  color: #161616;
  font-size: 24px;
}

.about_fr {
  width: 45%;
  overflow: hidden;
  margin-top: 50px;

}

.about_fr img {
  border-bottom-left-radius: 20px;
  border-top-right-radius: 20px;
}

.more {
  border-radius: 23px;
  height: 46px;
  display: block;
  font-size: 16px;
  line-height: 46px;
  color: #333;
  font-family: Arial;
  text-align: center;
  width: 220px;
  text-transform: uppercase;

  background: #e5e5e5;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  margin-top: 45px;
  position: relative;
}

.more:hover {
  background: #BA5B1E;
  color: #fff;
}

.ab_bottom {
  margin-top: 20px;
  transition: opacity .3s .6s, visibility 0s .6s, margin-top 0s .6s;
}

.ab_bottom ul {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0;
}

.ab_bottom b {
  font-size: 40px;
}



.ab_bottom li {
  width: 25%;
}

.ab_bottom li a {

  text-align: center;
  text-decoration: none;
  position: relative;
  margin: 0 auto;
  display: block;

  transition: all .3s;
  border-left: 1px solid #727577;
  border-color: hsla(0, 0%, 100%, .08);
  background-color: hsla(0, 0%, 100%, .06);
}

.ab_bottom .ab_num {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.ab_bottom li a b {
  color: #222;
  font-size: 38px;
  font-weight: bolder;
  margin-bottom: 8px
}

.ab_bottom li a i {
  font-size: 20px;
  color: #666;
  padding-left: 6px;

}

.ab_bottom li a p {
  color: #666;

  line-height: 24px;
  padding: 5px 0;
  text-align: left;

}

.ab_bottom li a:hover {
  background-color: hsla(0, 0%, 100%, 0);
  text-decoration: none;
  border-color: transparent !important
}

.ab_bottom li a:hover p {
  color: #333;
}

/* 产品 */
.tj_tu {
  position: relative;

}

/*.prbg {
  background: url(../images/csbg.jpg) no-repeat center bottom #fff;
}*/

#gallery .swiper-slide {
  position: relative;
  background: #FAFBFD;
  background: url(../images/prbg.png) no-repeat;
  background-size: cover;
}



#gallery .swiper-slide .product-box {

  display: flex;
  align-items: center;


}


#gallery .swiper-slide .product-box .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

#gallery .swiper-slide .product-box .pro_con {
  width: 35%;
}

#gallery .swiper-slide .product-box .pro_con .product_title {
  font-size: 28px;
  color: #333;

}

#gallery .swiper-slide .product-box .pro_con .product_txt {
  font-size: 18px;
  margin: 50px 0;
  line-height: 32px;
  color: #666;
}

#gallery .swiper-slide .product-box .pro_con .product_icon {
  display: flex;
  align-items: center;
  justify-content: space-between;

}

#gallery .swiper-slide .product-box .pro_con .product_icon div {

  text-align: center
}

#gallery .swiper-slide .product-box .pro_con .product_icon div p {
  margin-top: 15px;
}


#gallery .swiper-slide .product-box .pro_con .product_icon .more {
  display: block !important;

}

#gallery .swiper-slide .product-box .product_tu {
  width: 50%;
}

.tj_tu .swiper-button-prev {
  left: 50px;


}

.tj_tu .swiper-button-next {
  right: 50px;
}

.tj_tu .swiper-button-next, .tj_tu .swiper-button-prev {
  background: none;
  outline: none;
  color: #000;
  font-size: 30px;
  border-radius: 25px;
  width: 50px;
  height: 50px;
  text-align: center;
  line-height: 50px;
  background: #dedede;

}

.tj_tu .swiper-button-next:hover, .tj_tu .swiper-button-prev:hover {
  color: #fff;
  background: #BA5B1E;
}

#thumbs {

  width: 100%;
}

#thumbs .swiper-wrapper {
  flex-wrap: wrap;
  transition-duration: 0ms!important; 
  transform: translate3d(0px, 0px, 0px)!important;
}

.tj_tu .swiper-container-thumbs {
  position: relative;

}

.tj_tu .swiper-container-thumbs .swiper-slide {

  padding: 30px 30px;
/*  background: #f5f5f5;*/

  border: 1px solid rgba(0, 0, 0, 0.06);
    min-height: 128px;

  font-size: 22px;

  cursor: pointer;
  color: #333;
  width: 20% !important;
  display: flex;

  align-items: center;
}

.tj_tu .swiper-container-thumbs .swiper-slide img {
  height: 45px;
  width: 45px;
  margin-right: 20px;
  filter: grayscale(100%);

}

.tj_tu .swiper-slide-thumb-active {
  background: none !important;
  color: #BA5B1E !important;

}
.tj_tu .swiper-slide-thumb-active img{
  filter: grayscale(0%)!important;
}
/* 工程案例 */

.gcal {
  padding: 60px 100px;
/*  background: #f2f2f2;*/
}

.al_con {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
}

.al_con a {
  padding: 10px 20px;
  margin-left: 15px;
  border: 1px solid #dedede;
}

.al_con a:hover {
  background: #BA5B1E;
}

#gcal_fl {
  width: 64%;
  float: right; max-height:696px; overflow:hidden;
/*  max-width:800px;*/
}
#gcal_fl .swiper-slide img{
  max-height: 600px;
}
#gcal_fl .swiper-slide a {
  position: relative;
}

#gcal_fl .swiper-slide .txt {
  position: absolute;
  left: 50px;
  top: 50px;
  font-size: 20px;
  color: #fff;
  width: 20px;
}

#gcal_fr {
  width: 34%;
  float: left;
  height: 600px;
}

.gcal_tu img {
  width: 100%;
}

#gcal_fr .swiper-slide {
  position: relative;
  cursor: pointer;
  overflow: hidden;
}

.gcal .swiper-container-thumbs {
  position: relative;

}

#gcal_fr .swiper-slide .info {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 40px;
  line-height: 40px;
  text-align: center;
  background: rgba(0, 0, 0, .2);
  color: #fff;
}

#gcal_fr .swiper-slide .mask {
  position: absolute;
  background: #BA5B1E;
  height: 100%;
  width: 30px;
  right: 0;
  top: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s;

}

#gcal_fr .swiper-slide .mask i {
  color: #fff;
}

#gcal_fr .swiper-slide-thumb-active .mask {
  opacity: 1;

}

#gcal_fl .swiper-button-prev i {
  font-size: 28px;
  display: block;
  text-align: center;
  width: 60px;
  line-height: 60px;
  background: #999;
  color: #fff;
}

#gcal_fl .swiper-button-next i {
  font-size: 28px;
  display: block;
  text-align: center;
  width: 60px;
  line-height: 60px;

  background: #BA5B1E;
  color: #fff;
}

#gcal_fl .swiper-button-next {

  left: calc(100% - 60px);
  margin-top: 0;
  top: calc(100% - 60px);

}

#gcal_fl .swiper-button-prev {
  background: none;
  left: calc(100% - 120px);
  margin-top: 0;
  top: calc(100% - 60px);

}



/* 新闻 */
.news {
  margin-top: 60px;
  padding-bottom: 80px;
  background:url(../images/kjline.png) no-repeat center bottom;
}

.news_con {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
}

.news_nav {
  display: flex;
}

.news_nav a {
  padding: 10px 20px;
  margin-left: 15px;
  border: 1px solid #dedede;
}

.news_nav a:hover {
  background: #BA5B1E;
  color: #fff;
}

.news_box {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
}

.news_box .news_fl {
  width: 40%;
  box-shadow: 0px 1px 46px 0px rgb(0 21 39 / 8%);
  background: #fff;
}

.news_box .news_fl .news_info {
  padding: 20px;
}

.news_box .news_fl a:hover {
  color: #BA5B1E;
}

.news_box .news_fl a:hover b {
  color: #BA5B1E;
}

.news_box .news_fl span {
  color: #999;
  padding-top: 10px;
  display: block;
}

.news_box .news_fl b {
  margin: 10px 0;
  font-size: 20px;
  color: #333;
  font-weight: normal;    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.news_box .news_fl p {

  font-size: 16px;
  line-height: 28px;

  color: #666;
}

.news_box .news_fl i {
  margin-top: 20px;

}

.news_box .news_fr {
  width: 60%;
  padding-left: 20px;

}

.news_box .news_fr .news_top {
  display: flex;
  justify-content: space-between;
  box-shadow: 0px 1px 46px 0px rgb(0 21 39 / 8%);
  padding: 30px 0;
  background: #fff;
}

.news_box .news_fr .news_top a {
  padding: 10px 20px;
  border-right: 1px solid #f1f1f1;
  width: 50%;
}

.news_box .news_fr .news_top a b {
  font-size: 18px;
  margin-bottom: 10px;
  display: block;
  color: #333;
  font-weight: normal;
}

.news_box .news_fr .news_top a span {
  color: #999;
  display: block;
}

.news_box .news_fr .news_top a p {
  color: #666;
  line-height: 26px;
  padding-top: 20px;
}

.news_box .news_fr .news_top a:hover b {
  color: #BA5B1E;
}

.news_box .news_fr .news_top a:last-child {
  border-right: none;
}

.news_box .news_fr .news_list {
  box-shadow: 0px 1px 46px 0px rgb(0 21 39 / 8%);
  padding: 20px;
  margin-top: 20px;
  background: #fff;
}

.news_box .news_fr .news_list a p {
  position: relative;
  padding-left: 20px;
}

.news_box .news_fr .news_list a p:before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 50%;
  margin-top: -2.5px;
  background: #BA5B1E;
}



.news_box .news_fr .news_list p {
  display: flex;
  justify-content: space-between;
  font-size: 16px;
  line-height: 32px;
  flex-wrap: nowrap;
  margin: 10px 0;
}

.news_box .news_fr .news_list a i {
  width: calc(100% - 140px);
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.news_box .news_fr .news_list a span {

  font-size: 14px;
  color: #999;
  width: 120px;
  text-align: right;
}

.news_box .news_fr .news_list a:hover {
  color: #BA5B1E;
}

/*底部footer*/
.footer {
  background: #F3F4F7;

}

.foot {
  padding-top: 60px;
  padding-bottom: 30px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.foot b {
  font-size: 22px;
  color: #1E2024;
  display: block;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.foot span {
  color: #1E2024;
  font-size: 20px;
  font-weight: bold;
  padding-right: 9px;
}

.ft-logo {
  width: 20%;
}

.ft-logo .ewm {
  width: 120px;
  margin-top: 20px;
}

.ft-logo .foot-logo {
  margin-bottom: 40px;
}

.ft-logo p {
  border-bottom: 1px solid rgba(0, 0, 0, .1);
  width: 75%;
  margin-bottom: 8px;

}

.ft-logo p span {
  display: block;
}

.ft-logo p span img {
  opacity: 0.5;
}

.ft-logo p a {

  margin-bottom: 10px;
  display: block;
  font-size: 16px;
  color: #1E2024;
  display: flex;
  justify-content: space-between;

}



.ft-logo p a:hover {
  color: #BA5B1E;
}

.foot .ft-nav .ft-nav-list {

  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  color: #1E2024;
}

.ft-nav-list {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: nowrap;
  color: #1E2024;
}

.foot .ft-nav {
  width: 55%;
}


.foot .ft-nav .ft-nav-list dt {
  font-size: 18px;
  color: #1E2024;
  margin-bottom: 16px;
  font-weight: bold;
}

.foot .ft-nav .ft-nav-list dd {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-direction: column;
}

.foot .ft-nav .ft-nav-list dd a {
  color: #1E2024;
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
}

.foot .ft-nav .ft-nav-list dd p {
  color: #1E2024;
  display: block;
  margin-bottom: 10px;
  font-size: 14px;
}

.foot .ft-nav .ft-nav-list dd a:hover {
  color: #BA5B1E;
}

.foot .ft-contact {
  width: 25%;
}

.foot .ft-contact p {
  width: 100%;
  color: #1E2024;
  margin-bottom: 10px;
  font-size: 16px;
}

.foot .ft-contact i {
  font-size: 18px;
  margin: 20px 0;
  color: #1E2024;
  font-weight: 700;
  display: block;
  width: 100%;
}

.copyright {
  padding: 20px 10px;
  background: #EAECF2;
  text-align: center;
  color: #1E2024;
  border-top: 1px solid rgba(255, 255, 255, .1);
}

.copyright a {
  color: #1E2024;
}

/*返回顶部*/
.back-to-top {
  position: fixed;
  display: none;
  width: 50px;
  height: 50px;
  text-align: center;
  border-radius: 3px;
  right: 65px;
  bottom: 65px;
  background: #999;
  color: #fff;
  transition: display 0.5s ease-in-out;
  z-index: 999;
}

.back-to-top i {
  font-size: 26px;
  width: 50px;
  height: 50px;
  line-height: 50px;

}

.back-to-top:hover {
  color: #fff;
  background: #BA5B1E;
  transition: background 0.2s ease-in-out;
}