#app{font-family:Avenir,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#2c3e50;width:100%;height:100%}