main{background-color:#f4f8ff;position:relative;padding:30px 0;box-sizing:border-box}main .center{background:#FFFFFF;border-radius:8px;padding:40px;box-sizing:border-box}main .center h3{text-align:center}main .center-item{margin-top:20px}main .center-item p{font-size:14px;color:#595959;line-height:24px}main .center-title{font-weight:600;margin:14px 0}