/* 选项卡样式start */
#tab{
  height: 70px;
  width: 1200px;
  margin: 0 auto;
}
.tab-item{
  width: 50%;
  float: left;
  height: 70px;
  line-height: 120px;
  border-bottom: 1px solid #fff;
  cursor: pointer;
  background: #f7f8fa;
}
.tab-item > span{
  display: inline-block;
  width: 100px;
  text-align: center;
  line-height: 21px;
  font-size: 16px;
  color: #333;
}
.tab-item:hover{
  background: #00a0e9;
}
.tab-item:hover > span {
  color: #fff;
}
.tab-item>span>.underline {
  display: inline-block;
  width: 100%;
  height: 4px;
  background: #00a0e9;
  border-radius: 2px;
  behavior: url('../../css/PIE.htc');
  position:relative;
  z-index:2;
  visibility: hidden;
}
.tab-item.active{
  background: #fff;
  border-color: #ccc;
}
.tab-item.active>span>.underline{
  visibility: visible;
}
.tab-item.active>span{
  color: #00a0e9;
  font-weight: bold;
}
.highway{
  text-align: right;
}
.highway > span{
  margin-right: 260px;
}
.traffic{
  text-align: left;
}
.traffic > span {
  margin-left: 260px;
}
/* 选项卡样式end */

/* 智慧公路,智能交通样式start */
/* 智慧公路样式start */
.wisdom-title{
  text-align: center;
  font-size: 28px;
  font-weight: bold;
  margin-top: 60px;
  margin-bottom: 30px;
}
.wisdom-title > span{
  display: inline-block;
  min-width: 140px;
  text-align: center;
  border-bottom: 3px solid #000;
}
.wisdom-carousel-container{
  background: #f3f3f5;
  padding: 20px 0;
  box-sizing: border-box;
}
.wisdom-carousel{
  height: 320px;
  margin-top: 20px;
}
.wisdom-carousel:first-child{
  margin-top: 0;
}
.wisdom-container{
  background: #fff;
  width: 1200px;
  height: 100%;
  margin: 0 auto;
  position: relative;
  padding: 0 45px;
  cursor: pointer;
  box-sizing: border-box;
}
.wisdom-container > div{
  /* float: left; */
}
/* 产品介绍 */
.product{
  width: 670px;
  height: 100%;
  margin-top: 30px;
  text-align: center;
}
.product-left{
  float: left;
  text-align: left;
}
.product-right{
  float: right;
  text-align: left;
}
.product-title {
  height: 40px;
  line-height: 40px;
  margin: 0 auto;
  font-size: 22px;
  font-weight: bold;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #4874ab;
}
.product-introduction{
  line-height: 22px;
  padding: 20px 0px;
  box-sizing: border-box;
  text-align: left;
}
.product-introduction > .text{
  min-height: 178px;
  max-height: 225px;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 8;
  -webkit-box-orient: vertical;
}
.product-introduction > .text > .text-exhibition{
  color: #818181;
  height: 110px;
  overflow: hidden;
}
.product-introduction > .text .characteristic-left{
  color: #333;
}
.product-introduction > .text .characteristic-right > span{
  display: inline-block;
  color: #4874ab;
  font-size: 16px;
  border-radius: 6px;
  margin-top: 10px;
  margin-right: 20px;
}
.product-introduction > .details{
  float: right;
  margin-top: 20px;
}
/* 产品示列 */
.product-img{
  height: 230px;
  width: 400px;
  background: #fff;
  margin-top: 40px;
}
.product-img > img{
  vertical-align: initial;
  height: 100%;
}
/* 智慧公路样式end */

/* 数字公路样式start */
.digital-highway{
  height: 600px;
  background: url('../../img/digitalHighway.png') no-repeat;
}
.digital-highway>div{
  float: left;
  width: 50%;
  height: 100%;
  background: rgba(0, 0, 0, .6);
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#88000000, endColorstr=#88000000);
}
.digital-highway>div:hover{
  background: rgba(0, 160, 233, 0.7);
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#7000a0e9, endColorstr=#7000a0e9);
}
.digital-highway-left,
.digital-highway-right {
  height: 255px;
  width: 500px;
  margin-top: 215px;
}
.digital-highway-left{
  float: right;
}
.digital-highway-right{
  margin-left: 59px;
}
.digital-highway-img,
.digital-highway-text{
  float: left;
  height: 100%;
  color: #fff;
}
.digital-highway-img{
  width: 130px;
  margin-right: 20px;
}
.digital-highway-text{
  width: 342px;
}
.digital-highway-text>.title {
  letter-spacing: 2px;
  /* color: #fff; */
  font-size: 28px;
  font-weight: bold;
  height: 80px;
  overflow: hidden;
  /* text-overflow: ellipsis; */
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.digital-highway-text>.text{
  margin-top: 34px;
  width: 100%;
  height: 220px;
  line-height: 24px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 9;
  -webkit-box-orient: vertical;
}
.digital-highway-prv{
  margin-top: 135px;
  color: #fff;
}
/* 数字公路样式end */

/* 智慧服务区start */
.collaboration{
  height: 786px;
  line-height: 786px;
  text-align: center;
  background: url('../../img/businessArea/zhihuifuququBK.png')
}
.collaboration > div {
  height: 100%;
  width: 100%;
  background: rgba(0, 0, 0, .3);
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#30000000, endColorstr=#30000000);
}
.collaboration > div > img{
  vertical-align: middle;
  cursor: pointer;
}
/* 智慧服务区end */

/* 智慧公路,智能交通样式end */