@media screen and (min-width: 768px) {
    .js_content{
        font-size: 18px;
        color: #303030;
    }
    .center{
        height: 520px;
        margin-top: 40px;
    }
    .left-div,.center-div,.right-div{
        width: 450px;
        height: 470px;
        border: 1px solid #829edf;
        float: left;
        margin-right: 45px;
    }
    .right-div{
        margin-right: 0;
    }
    .ff{
        background-color: #0a3190;
        height: 43px;
        width: 100%;
        margin: 0;
        padding: 0;
        color: #fff;
        font-size: 20px;
        font-weight: bold;
        line-height: 43px;
        padding-left: 15px;
    }
    .zi1,.zi2,.zi3{
        padding: 18px;
        line-height: 1.5;
    }
    .red{
        color: red;
    }
    .zi3 p{
        margin: 0;
    }
    .zi2 p{
        margin: 0;
    }
    .zi1 p{
        margin: 0;
    }
    .js_footer{
        text-align: center;
    }
    .lx{
        width: 320px;
        height: 90px;
        background-color: #0a3190;
        border-radius: 5px;
        margin-right: 20px;
        display: inline-block;
        padding:15px 15px;
        margin-top: 20px;
        margin-bottom: 100px;
    }
    .lx .p1{
        color: #fff;
        font-weight: bold;
        font-size: 30px;
        margin: 0;
        float: right;
    }
    .lx .p2{
        color: #fff;
        font-size: 18px;
        margin: 0;
        float: right;
    }
    .lx .p3{
        color: #fff;
        font-size: 20px;
        font-weight: bold;
        margin: 0;
        float: left;
        text-align: left;
    }
    .lx .p4{
        color: #fff;
        font-size: 18px;
        margin: 0;
        float: right;
        margin-top: -13px;
    }
    .tu2{
        float: right;
    }
    .zhanwei{
        width: 150px;
        height: 18px; 
        float: left;
    }
    .wjj{
        text-align: left;
    }
}
@media screen and ( max-width:768px) {
   
    .js_content{
        font-size: 18px;
        color: #303030;
    }
    .center{
        height: 520px;
    }
    .left-div,.center-div,.right-div{
        width: 370px;
        /* height: 420px; */
        border: 1px solid #829edf;
        float: left;
        margin-right: 45px;
    }
    .right-div{
        margin-right: 0;
        margin-bottom: 50px;
    }
    .ff{
        background-color: #0a3190;
        height: 43px;
        width: 100%;
        margin: 0;
        padding: 0;
        color: #fff;
        font-size: 20px;
        font-weight: bold;
        line-height: 43px;
        padding-left: 15px;
    }
    .zi1,.zi2,.zi3{
        padding: 18px;
        line-height: 1.5;
    }
    .red{
        color: red;
    }
    .zi3 p{
        margin: 0;
    }
    .zi2 p{
        margin: 0;
    }
    .zi1 p{
        margin: 0;
    }
    .js_footer{
        text-align: center;
    }
    .lx{
        width: 320px;
        height: 90px;
        background-color: #0a3190;
        border-radius: 5px;
        /* margin-right: 20px; */
        display: inline-block;
        padding:15px 15px;
        margin-top: 20px;
        /* margin-bottom: 100px; */
    }
    .lx .p1{
        color: #fff;
        font-weight: bold;
        font-size: 30px;
        margin: 0;
        float: right;
    }
    .lx .p2{
        color: #fff;
        font-size: 18px;
        margin: 0;
        float: right;
    }
    .lx .p3{
        color: #fff;
        font-size: 20px;
        font-weight: bold;
        margin: 0;
        float: left;
        text-align: left;
    }
    .lx .p4{
        color: #fff;
        font-size: 18px;
        margin: 0;
        float: right;
        margin-top: -13px;
    }
    .zi2 .img1{
        text-align: center;
    }
    .wjj{
        margin-top: 50px;
    }
    .zhanwei{
       display: none;
    }
    
}