body{
    padding:0;
    margin:0;
    background-color:#f5f5f5;
    font-size:16px;
    font-family:'Microsoft YaHei';
}

.page-section{
    width:1000px;
    margin:0 auto;
    background-color:#fff;
    padding:5px 80px;
    text-align:justify;
    box-sizing:border-box;
}



h1{
    padding:30px 0 25px 0;
    margin:0;
    font-size:28px;
    color:#333;
    text-align:center;
}

.banner{
    text-align:center;
}

.banner img{
    width:95%;
}

.content{
    line-height:1.65;
}

.bold{
    font-weight:bold;
}