.banner {
    width: 100%;
    margin-top: 50px;
}
.banner img {
    width: 100%;
    display: block;
}
.daohang {
   background: #E9E9E9; background: #E9E9E9;
   padding-top:50px;
}

.daohang ul {
    width: 61%;
    display: flex;
        align-items: center;
    justify-content: center;
}

.daohang ul li {
    width: 33.33%;
    text-align: center;
}
.daohang ul  li.on div span,.daohang ul li:hover span{
    width: 40%;
    height: 6px;
    background: #345AC9;
     display: block;
    margin:0 auto;
    position:absolute;
    top: -2px;
    left: 30%;
}
.daohang ul li a{
    font-size: 20px;
   color: #181717;
  
   height: 50px;
    line-height: 1;
     margin: 0 0 20px;
     display: inline-block;
     text-decoration: none;
}
.daohang ul li div{
    width: 100%;
    height: 2px;
    background: #1F1E24;
    position: relative;
    margin: 0 auto;
}
.daohang ul li.on a ,.daohang ul li:hover a{
    text-decoration: none;
   color: #345AC9;
   font-weight: bold;
}

.content{
    width: 100%;
    max-width: 1230px;
    margin: 90px auto;
    
}
.content ul{
    display: flex;
    align-items: center;
    justify-content: center;
}
.content ul li{
    width:calc(( 100% -15px * 3) / 4);
    margin-right: 15px;
    position: relative;
    overflow: hidden;
}
.content ul li:last-child{
    margin-right:0;
}

.content .jishu{
    width: 100%;
    position: relative;
}

.content .jishu h2{
    position: absolute;
    width: 100%;
    text-align: center;
    font-size: 20px;
    color: #fff;
    font-weight: bold;
        left: 0;
       top: 35%;
    line-height: 1.5;

}

.content .jishu-2{
    position: relative;
}

.content .jishu-2 div {
    position: absolute;
    width: 100%;
    left: 0;
    height: 100%;
    
    top: 30%;
    padding: 0 10%;
    flex-wrap: wrap;
}
.content .js-1 div {
    top:15%;
}
.content .jishu-2 div p{
    font-size: 16px;
    color: #ECECEC;
    flex-shrink: 0;
    width: 100%;
}
.content .jishu-2 p b{
    font-size: 30px;
}
.content .js-1 p{
    margin-bottom:20px;
}

.content .box{
    opacity:0;
    transition:all  0.5s; 
    transform: translateY(100%);
    width:100%;
    height:100%;
    top:0;
    left:0;
    position: absolute;
}

.content ul li:hover .box{
    opacity:1;
    transform:translateY(0)
    
}
.content img{
    
    width: 100%;
}
.hexin{
    background: #e9e9e9;
    padding: 100px 0 0;
}
.hexin h2{
    font-size: 36px;
    color: #333333;
    text-align: center;
    margin-bottom:30px;
}
.hexin li h3{
    font-size: 23px;
    color: #000000;
    display: flex;
    padding-bottom:20px;
    border-bottom: 1px solid #d2d2d2;
    font-weight: 600;
    align-items: center;
}
.hexin li h3 img{
    margin-left: 20px;
}
.hexin ul{
    max-width: 1230px;
    margin:0 auto;
}
.hexin .hexin-box{
    margin:20px 0 100px;
    display: flex;
    justify-content: space-between;
}
.hexin .hexin-box .hexin-box-text{
    position: relative;
    width:25% ;
    
}
.hexin .hexin-box .hexin-box-text img{
    width: 100%;
}
.hexin .hexin-box .hexin-box-img{
        width: 73.89%;
}
.hexin .hexin-box .hexin-box-text p{
    position: absolute;
    left: 0;
    color: #E9E9E9;
    font-size: 15px;
        top: 0;
    display: flex;
    align-items: center;
           line-height: 1.8;

    height: 100%;
   
    padding: 10%;

}
/*  p*/
.hexin li:nth-child(1) .hexin-box .hexin-box-text p{
   padding-bottom: 30%;
}
.hexin li:nth-child(3) .hexin-box .hexin-box-text p{
    padding-top: 30%;
    padding-left: 25%;
}
.hexin li:nth-child(3) .hexin-box {
    margin-bottom:0;
}

.chengguo{
    background: url(/images/technological-innovation/bg.jpg) no-repeat top center;
    background-size: cover;
    padding-top: 170px;
        padding-bottom: 10%;
}

.chengguo h2{
    font-size:36px;
color: #333333;
text-align: center;
margin-bottom: 50px;
}

.chengguo ul {
    max-width: 1150px;
    display: flex;
        align-items: center;
    justify-content: center;
}

.chengguo ul li {
    width: 33.33%;
    text-align: center;
}
.chengguo ul  li.on div span,.chengguo ul li:hover span{
    width: 40%;
    height: 6px;
    background: #345AC9;
     display: block;
    margin:0 auto;
    position:absolute;
    top: -2px;
    left: 30%;
}
.chengguo ul li a{
 
font-size: 20px;
color: #181717;
   height: 50px;
    line-height: 50px;
     margin: 0 0 20px;
     display: inline-block;
         text-decoration: none;
}
.chengguo ul li div{
    width: 100%;
    height: 2px;
    background: #1F1E24;
    position: relative;
    margin: 0 auto;
}
.chengguo #container{
    max-width: 1150px;
    margin :0 auto;
}
.chengguo .con {
	margin-top:6%;
}
.chengguo .con .first {
	background: #EBEEF0;
	border-radius: 20px;
	padding:0 8%;
	display: flex;
	justify-content: space-between;
	box-shadow:0 0 15px 8px #ffffff;
	align-items: center;
}
.chengguo .con .first span {
	font-size:18px;
	color: #333333;
	width:50%;
	display:block;
	padding: 20px 0;
}
.chengguo .con .first span:first-child {
	border-right:1px solid #D7D9DB
}
.chengguo .con .first span:last-child {
	text-align: center;
}
.chengguo .con .first span b {
	font-size: 50px;
	color:#345AC9;
}
.chengguo .con .two {
	font-size:20px;
	background: #EBEEF0;
	border-radius: 9px;
	padding:3.5% 4%;
	color: #333333;
	margin-top:4%;
	box-shadow:0 0 15px 8px #ffffff
}

@media (max-width: 1200px){
   
     .content .jishu h2{
         font-size:16px ;
     }
    
    .hexin .hexin-box .hexin-box-text p{
        font-size: 15px;
        line-height: 1.5;
    }
    .hexin h2,.chengguo h2{
            font-size: 26px;
    }
    .hexin li h3{
        font-size: 20px;
    }
    .hexin li h3 img{
        width: 110px;
    }
  .chengguo ul li a{
      font-size: 20px;
  }
  .chengguo .con .first span{
      font-size: 18px;
  }
  .chengguo .con .first span b{
      font-size: 40px;
  }
}

@media (max-width: 991.9px){
    .content ul{
        flex-wrap: wrap;
    }
    .content ul li{
        width: calc(( 100% - 10px) / 2);
        margin-right:10px;
        margin-bottom: 10px;
        overflow: hidden;
    }
    .content ul li:nth-child(2n){
        margin-right:0;
    }
    .content .jishu-2 div p {
        font-size: 14px;
    }
    .content .jishu-2 p b {
    font-size: 20px;
   }
   .content {
   
    margin: 50px auto;
   }
   
   .daohang ul li a {
    font-size: 16px;
     margin-bottom:0;
     display: flex;
    align-items: center;
    justify-content: center;
    }
    .daohang ul li.on a, .daohang ul li:hover a {
        font-size: 18px;
    }
    .hexin .hexin-box{
        flex-direction: column;
    }
    .hexin .hexin-box .hexin-box-text{
        width:100%;
        order:1;
    }
    .hexin .hexin-box .hexin-box-img{
        margin-top: 15px;
        order:2;
        width:100%;
    }
    .hexin{
        padding-top:50px;
    }
    .hexin .hexin-box{
        margin-bottom:30px;
    }
    .chengguo .con .first span,.chengguo .con .two{
        font-size: 16px;
    }
    .chengguo .con .first span b{
        font-size: 26px;
    }
    .chengguo{
        padding-top:50px;
    }
    .chengguo h2{
        margin-bottom:30px;
    }
    .hexin h2, .chengguo h2 {
    font-size: 24px;
    }
    .daohang{
        padding-top:10px;
    }
    .daohang ul {
        flex-direction: column;
    }
    .daohang ul li,.daohang ul{
        width:100%;
    }
  .hexin li h3 {
    font-size: 18px;
   }
   .chengguo ul{
       flex-direction: column;
      width: 100%;
   }
   .chengguo ul li{
       width: 100%;
   }
   .chengguo ul li a{
       margin:0;
   }
}