/* System font stack: no font download, no external request, instant rendering. */
html,body,button,input,textarea,select{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;font-variant-numeric:lining-nums tabular-nums}