*,*:before,*:after{box-sizing:border-box}html,body,#app{height:100%;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5;color:#1f2733;background:#f4f6f8;-webkit-font-smoothing:antialiased}
