:root{color:#515a6e;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f0f2f5;font-family:Helvetica Neue,Helvetica,PingFang SC,Microsoft YaHei,Arial,sans-serif;font-size:14px;font-weight:400;line-height:1.5}*{box-sizing:border-box}body{color:#515a6e;background:#f0f2f5;margin:0}button,input,select,textarea{font:inherit}a{color:#2d8cf0;text-decoration:none}#app{min-height:100vh}