.zs {
    background: url('/static/home/ass/zs-bg.jpg') no-repeat;
    background-size: cover;
    text-align: center;
    padding-bottom: 20px;
}

.ry {
    background: url('/static/home/ass/ry-bg.jpg') no-repeat;
    background-size: cover;
    text-align: center;
    padding-bottom: 40px;
    margin-bottom: 75px;
}

.zs-div {
    display: inline-block;
    margin-top: 80px;
    width: 234px;
    height: 100px;
    background: url('/static/home/ass/title.png') no-repeat;
    background-size: cover;
}

.zs-title {
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    margin-top: 30px;
}

.zs-xian {
    width: 70px;
    height: 3px;
    background: #535353;
    margin: auto;
}

.zs-desc {
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    margin-top: 40px;
    margin-bottom: 80px;
    text-align: center;
}
.zs-content{
    width: 70%;
    margin: auto;
}

.zs-contents{
    width: 57%;
    margin: 50px auto 70px auto;
   
}
.ry-content{
    width: 70%;
    margin: auto;
}