.main{
    height: auto;
    width: 100%;
    overflow: hidden;
}
.main-first{
    height: 200px;
    width: 100%;
    overflow: hidden;
}
.first-center{
    width: 1100px;
    height: auto;
    margin: 0 auto;
}
.first-list{
    width: 25%;
    height: auto;
    float: left;
}
.first-img{
    width: 77px;
    height: 77px;
    margin: 30px auto 0;
}
.first-img img{
    width: 100%;
    height: 100%;
    display: block;
}
.first-dis{
    text-align: center;
    font-size: 18px;
    margin-top: 15px;
}
.zhuce-title{
    margin-top: 55px;
    text-align: center;
    font-size: 36px;
    color: #fd505b;
}
.main-second{
    height: 1130px;
    width: 100%;
    background: #f5f5f5;
}
.second-center{
    width: 1100px;
    margin: 0 auto;
    overflow: hidden;
    height: auto;
}
.zhuce-title-dis{
    font-size: 16px;
    margin-top: 2px;
    color: #808080;
    text-align: center;
}
.zhuce-title-line{
    width: 65px;
    margin: 6px auto 0;
    height: 2px;
    background: #cccccc;
}
.second-content{
    margin-top: 35px;
}
.second-list{
    width: 215px;
    height: 240px;
    float: left;
    overflow: hidden;
    background: #fff;
    margin-bottom: 6px;
    margin-right: 6px;
}
.second-list:nth-child(5n){
    margin-right: 0;
}
.second-inf{
    height: 170px;
    margin: 0 10px;
    overflow: hidden;
}
.second-list-name{
    margin-top: 23px;
    font-size: 24px;
    text-align: center;
}
.second-list-dis{
    text-align: center;
    font-size: 16px;
    color: #666;
    margin: 8px 10px 0;
}
.second-list-btn{
    width: 150px;
    height: 40px;
    margin: 0 auto;
    border-radius: 5px;
    background: #fd505b;
    text-align: center;
    line-height: 40px;
    font-size: 16px;
}
.second-list-btn a{
    color: #fff;
}
.main-phone{
    width: 790px;
    height: 88px;
    margin:  50px auto 0;
}
.main-phone img{
    width: 100%;
    height: 100%;
    display: block;
}
.white{
    color: #fff;
}
.top-title{
    margin-top: 80px;
}
.bg-white{
    background: #fff;
}
.main-third{
    background: url("../images/jianzhu/beijing.png") 0 0 no-repeat;
    background-size: 100% 100%;
    height: 560px;
    width: 100%;
    overflow: hidden;
}
.third-center{
    width: 1100px;
    height: auto;
    margin: 0 auto;
}
.third-centent{
    margin-top: 50px;
}
.third-list{
    width: 355px;
    height: 240px;
    float: left;
    background: #f5f5f5;
    margin-right: 17px;
    border-radius: 5px;
    overflow: hidden;
    box-sizing: border-box;
    padding: 22px;
}
.third-list:nth-last-child(1){
    margin-right: 0;
}
.third-list-title{
    font-size: 26px;
    width: 80px;
    color: #fd505b;
    border-bottom: 4px solid #fd505b;
}
.third-list-dis{
    font-size: 16px;
    margin-top: 10px;
    line-height: 28px;
    color: #333;
}
.main-forth{
    height: 465px;
    width: 100%;
}
.forth-center{
    width: 1100px;
    margin: 0 auto;
    height: auto;
    overflow: hidden;
}
.forth-content{
    margin-top: 40px;
    height: 135px;
}
.forth-content img{
    width: 100%;
    height: 100%;
    display: block;
}
.main-fifth{
    height: 500px;
    width: 100%;
}
.fifth-center{
    width: 1100px;
    height: auto;
    margin: 0 auto;
    overflow: hidden;
}
.fifth-content{
    margin-top: 30px;
}
.fifth-list{
    width:215px;
    height: 260px;
    box-sizing: border-box;
    float: left;
    border: 1px solid #d2d2d2;
    margin-right: 6px;
}
.fifth-list:nth-last-child(1){
    margin-right: 0;
}
.fifth-img{
    width: 100%;
    height: 140px;
}
.fifth-img img{
    width: 100%;
    height: 100%;
    display: block;
}
.fifth-dis{
    margin: 20px 25px 0;
    font-size: 16px;
    line-height: 23px;
    text-align: center;
}
.main-sixth{
    height: 760px;
    background: #f5f5f5;
}
.sixth-center{
    width: 1100px;
    margin: 0 auto;
    height: auto;
    overflow: hidden;
}
.sixth-content{
    margin-top: 30px;
    width: 100%;
    height: 380px;
}
.sixth-content img{
    width: 100%;
    height: 100%;
    display: block;
}
.main-seventh{
    height: 610px;
    width: 100%;
}
.seventh-center{
    width: 1100px;
    margin: 0 auto;
    overflow: hidden;
}
.seventh-content{
    width: 814px;
    height: 388px;
    margin: 25px auto 0;
    overflow: hidden;
}
.seventh-content img{
    width: 100%;
    height: 100%;
    display: block;
}