*,:before,:after{box-sizing:border-box}body{color:#1a1a1a;background:#fff;margin:0;font-family:system-ui,sans-serif}@media (prefers-color-scheme:dark){body{color:#f3f4f6;background:#111}nav{border-color:#333!important}}#root{max-width:800px;margin:0 auto;padding:0 1rem}nav a{color:inherit;text-decoration:none}nav a:hover{text-decoration:underline}