body{
    background: #f8f8f8;
}
.content{
    width: 1200px;
    margin: 0 auto;
    padding-top: 120px;
    
   
}
.content-rt{
    float: right;
    padding: 0 18px;
    width: 915px;
    background: #fff;
   
}
.cont-nav{
    height: 60px;
    line-height: 60px;
    font-size: 18px;
    border-bottom: 1px solid #f2f2f2;
}
.cont-nav a{
    color: #0c7ed9;
}
.cont-div{
   text-align: center;
   padding-bottom: 50px;
}
.cont-div h2{
    font-size: 24px;
    font-weight: bold;
    margin-top: 38px;
    margin-bottom: 20px;
}
.cont-div img{
    display: block;
    max-width: 800px;
    margin: 0 auto 12px;
   
}