.zttitbox img{
    width: auto;
    display: block;
    margin: 0 auto;
}
.zttitbox h3{
    text-align: center;
    font-size: 18px;
    font-weight: normal;
    margin-top: 20px;
}
.zttitbox{
    margin-bottom:30px;
    
}
.zthispic{
    margin-top: 30px;
}
.zthisimg{
    margin-top: 30px;

}
.zthisimg img{
    width: 48%;
}
.ztshichang{
    background: url(/static/dynamic/development-history/images/zhuan-bg.png) no-repeat center;
}
.zttitbox p{
    margin-top: 40px;
}
img.ztlicheng{
    width: auto;
    max-width: 100%;
    margin: 30px auto;
}
.zt-kongque li{
    width: 31%;
    margin-top: 30px;
}
.zt-kongque li h4{
    font-weight: normal;
    text-align: center;
    padding: 15px 0;
}

.develist li{
    width: 50%;
    
}
.develist li:nth-child(2n){
    margin-top: 60px;
}
.develist li:nth-child(2n+1){
    margin-top: -100px;
}
.develistcon{
    background: #f78428;
    margin: 40px;
    margin-bottom: 0;
}
.develistcon p{
    color: #FFF;
    padding:20px;
}
.develisttit h4{
    color:#cecccb;
    font-size: 18px;
    text-align: center;
    padding: 20px 0 10px;
}
.develisttit{
    width: 70%;
    margin-left: 30%;
    border-bottom: 1px solid #f78428;
    margin-bottom: 30px;
}
.develist li:nth-child(2n) .develisttit{
    margin-left: 0;
    margin-right: 30%;
    position: relative;
}
span.yuan{
    display: block;
    position: relative;
    width: 20px;
    height: 20px;
    border:1px solid #f78428;
    border-radius: 50%;
    padding: 3px;
    margin-bottom: -10px;
    margin-left: -20px;
    box-sizing: border-box;
}
span.yuan i{
    display: block;
    width: 100%;
    height: 100%;
    background:#f78428;
    border-radius: 50%;
}
.develist li:nth-child(2n) .develisttit .yuan{
    position: absolute;
    right:-20px;
    bottom: 0px;
}
.develist li{
    margin-bottom: 30px;
}
.develist{
    position: relative;
}
.develist:after{
    content: '';
    width: 1px;
    height: 100%;
    background:#f78428;
    position: absolute;
    left: 50%;
    top: 0;
}
.develistbox{
    position: relative;
    margin-top: 60px;
}
span.yuan1{
    position: absolute;
    top: 0;
    left: 50%;
    margin-left: -10px;
    top: -20px;
}
span.yuan2{
    position: absolute;
    bottom: 0;
    left: 50%;
    margin-left: -10px;
    bottom: -10px;
}
.huibg{
    background: #faf9f8;
}
.intolist{
    margin-bottom: 40px;
}
.intolist li{
    width: 30%;
    position: relative;
}
.intolist li p{
    position: absolute;
}
.intolist li .zhuan-box3-p1{
    background: rgba(0,123,253,0.5);
    bottom: 0;
    width: 100%;
    padding: 10px 0;
    color: #FFF;
    text-align: center;
    position: absolute;
}
.intolist li .zhuan-box3-p{
    background: rgba(0,123,253,0.5);
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    display: none;
    color: #FFF;
    padding: 20px;
    box-sizing: border-box;
}