#app{font-family:PingFang SC,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#333;max-width:20rem;margin:0 auto;position:relative;background:#f5f7fa}#app .main-content{padding-top:1.22667rem;padding-bottom:1.33333rem;min-height:100vh;box-sizing:border-box}#app .main-content.has-tabbar{padding-bottom:2.66667rem}