:root{font-family:Roboto,Helvetica Neue,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.5;font-weight:400;color:#1f2937;background-color:#f8fafc;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;background:#f8fafc}#app{min-height:100vh}