*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:Helvetica Neue,Helvetica,PingFang SC,Hiragino Sans GB,Microsoft YaHei,SimSun,sans-serif;font-weight:400;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:rgba(0,0,0,0)}#app,body,html{height:100%}