body {
  font-family: Helvetica,Microsoft YaHei;
  font-size: 16px;
  color: #4c3a35;
  background: #e2d9d1;
}
*{
  -moz-transition: all .25s;
  -o-transition: all .25s;
  -webkit-transition: all .25s;
  transition: all .25s;
}
p{
  letter-spacing: 1px;
}
.box{
  width: 1200px;
  margin: 0 auto;
}
.clear {
  clear: both;
}
.web-title {
  font-size: 28px;
  font-weight: bold;
  letter-spacing: 1px;
  width: 200px;
  background: url(../images/title_line.png) no-repeat center bottom;
  text-align: center;
  line-height: 60px;
  margin: 0 auto;
  padding-bottom: 11px;
}
.web-block{
  min-width: 1200px;
  padding: 65px 0;
}

/*顶部导航*/
.web-nav{
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
  min-width: 1200px;
  height: 100px;
}
.web-nav .nav-logo{
  margin: 20px 20px;
  display: block;
  float: left;
}
.web-nav ul{
  max-width: 950px;
  height: 44px;
  float: right;
  margin: 35px 30px 0;
}
.web-nav li{
  color: #fff;
  height: 44px;
  font-size: 18px;
  line-height: 40px;
  float: left;
  // margin: 0 26px;
  margin: 0 46px;    
  cursor: pointer;
}
.web-nav li.active{
  font-size: 20px;
  font-weight: bold;
}
.web-nav li:hover::after,.web-nav li.active::after{
  content:'';
  width: 50%;
  height: 4px;
  background: #fff;
  display: block;
  margin: 0 auto;
}
.navbg{
  background: rgba(238,115,0,.95);
}

/*焦点图*/
.web-banner{
  width: 100%;
  min-width: 1200px;
  min-height: 600px;
  background: url(../images/img_top.png) no-repeat center #ee7300;
  background-size: auto 100%;
}
.banner-block{
  position: relative;
  top: 27%;
  width: 860px;
  background: #cab8aa;
  font-size: 22px;
  line-height: 2;
  margin: 0 auto;
  padding: 200px 120px 60px;
}
.banner-block .banner-title{
  position: absolute;
  top: -54px;
  left: 75px;
  display: block;
}
.banner-block::after{
  content:'';
  position: absolute;
  left: -45px;
  bottom: -40px;
  z-index: 10;
  width: 90px;
  height: 80px;
  background: #e97522;
  display: block;
}

/*前言*/
.web-block-1{
  position: relative;
  font-size: 18px;
  line-height: 2;
  text-align: justify;
  background: #fff;
}
.web-block-1 .box{
  width: 1100px;
}
.web-block-1 .block-1-tit{
  font-size: 28px;
  text-align: center;
  margin: 35px 0;
}
.web-block-1 .block-1-bg-1{
  position: absolute;
  top: 300px;
  left: 0;
  width: 253px;
  height: 544px;
  background: url(../images/bg_01.png) no-repeat center;
}
.web-block-1 .block-1-bg-2{
  position: absolute;
  bottom: -290px;
  right: 0;
  width: 272px;
  height: 564px;
  background: url(../images/bg_02.png) no-repeat center;
}
@media screen and (max-width: 1600px) {
    .web-block-1 .block-1-bg-1,.web-block-1 .block-1-bg-2{
      display: none;
    }
}

/*单元介绍*/
.web-block-2{}
.order-block{
  margin-top: 50px;
}
.order-title{
  font-size: 26px;
  text-align: center;
}
.order-title span{
  background-repeat: no-repeat;
  background-position: left bottom;
  display: inline-block;
  padding: 80px 65px 10px;
}
.order-con{
  font-size: 18px;
  line-height: 2;
  margin-top: 20px;
}
.order-con p{
  text-indent: 1.8em;
  margin-bottom: 25px;
}
.order-item{
  text-align: center;
}
.order-item .item-block{
  width: 500px;
  margin: 25px 48px;
  display: inline-block;
  text-align: left;
}
.order-item .item-block img{
  width: 500px;
  height: 500px;
  cursor: pointer;
}
.order-item .item-block .item-tit{
  font-size: 20px;
  line-height: 35px;
  padding: 10px 0;
  margin-top: 15px;
  border-bottom: 2px solid #402e2a;
  cursor: pointer;
}
.order-item .item-block .item-info{
  font-size: 18px;
  height: 195px;
  margin-top: 15px;
  line-height: 1.8;
}
.order-list{
  margin-top: 30px;
}
.order-list a{
  font-size: 18px;
  color: #fefdfc;
  width: 290px;
  height: 70px;
  line-height: 70px;
  text-align: center;
  background: #4c3a35;
  display: inline-block;
  margin: 0 5px 7px;
  cursor: pointer;
}

/*虚拟展厅*/
.web-block-3{
  background: #cab8aa;
}

/*参观导览*/
.web-block-4{}
.block-4-text{
  min-height: 450px;
  background: url(../images/bg_03.png) no-repeat center;
  margin-top: 65px;
}
.block-4-block{
  font-size: 19px;
  line-height: 2;
  width: 620px;
  background: #cab8aa;
  margin: 0 auto;
  padding: 35px 70px;
}

/*展览资讯*/
.web-block-5{
  background: #cab8aa;
}
.block-5-news {
  width: 360px;
  height: 233px;
  margin: 50px 18px;
  display: inline-block;
}
.block-5-news .news-pic{
  position: relative;
  width: 360px;
  height: 203px;
}

.block-5-news .news-pic::after{
  content:'';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 70px;
  height: 70px;
  margin: -35px 0 0 -35px;
  background: url(../images/ico_play.png) no-repeat center;
}
.block-5-news .news-pic img{
  width: 100%;
  display: block;
}
.block-5-news p{
  color: #4c3a35;
  width: 360px;
  height: 40px;
  line-height: 40px;
  text-align: center;
}

/*微博热议*/
.web-block-6 iframe{
  width: 1000px;
  height: 860px;
  display: block;
  margin: 55px auto 0;
}

/*主办单位/赞助机构*/
.web-table{
  width: 490px;
  margin: 0 auto;
  border-collapse: collapse;
}
.web-table td{
  font-size: 14px;
  vertical-align: top;
  line-height: 22px;
  padding: 5px 0;
}

/*底部*/
footer{
  font-size: 18px;
  color: #303030;
  text-align: center;
  padding: 40px 0 80px;
}
footer .btn-share{
  width: 76px;
  height: 63px;
  display: inline-block;
  margin: 20px 0;
}
footer .share-wb{
  background: url(../images/ico_wb.png) no-repeat center;
}
footer .share-wx{
  position: relative;
  background: url(../images/ico_wx.png) no-repeat center;
  cursor: pointer;
}
footer .share-wx .ewm{
  position: absolute;
  top: -55px;
  right: -140px;
  opacity: 0
}
footer .share-wx:hover .ewm{
  opacity: 1;
}

/*弹出框*/
.web-pop-shade{
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,.5);
  display: none;
}
.web-pop{
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1100px;
  height: 400px;
  background: #e2d9d0;
  margin-top: -300px;
  margin-left: -600px;
  padding: 100px 50px;
  border-radius: 5px;
}
.web-pop .pop-close{
  position: absolute;
  top: 35px;
  right: 40px;
  width: 30px;
  height: 30px;
  background: url(../images/ico_close.png) no-repeat center;
  cursor: pointer;
}
.pop-pic{
  width: 511px;
  height: 400px;
  float: left;
}
.pop-pic .swiper-pagination{
  bottom: 15px;
}
.pop-pic .swiper-pagination .swiper-pagination-bullet{
  width: 12px;
  height: 12px;
  background: #402e2a;
  opacity: .6;
  margin: 0 7px;
}
.pop-pic .swiper-pagination .swiper-pagination-bullet-active{
  opacity: 1;
}
.pop-pic .swiper-button-next{
  width: 18px;
  height: 33px;
  background: url(../images/ico_right.png) no-repeat center;
}
.pop-pic .swiper-button-prev{
  width: 18px;
  height: 33px;
  background: url(../images/ico_left.png) no-repeat center;
}
.pop-right{
  color: #402e2a;
  width: 540px;
  float: right;
}
.pop-right .pop-title{
  font-size: 26px;
}
.pop-right .pop-info{
  margin: 20px 0;
  line-height: 1.8;
}
.pop-right .pop-con{
  height: 172px;
  line-height: 1.8;
  overflow: hidden;
  padding-right: 10px;
}