.app{max-width:900px;margin:0 auto;padding:1rem 1.5rem}:root{font-family:system-ui,-apple-system,sans-serif;line-height:1.5;font-weight:400;color:#213547;background-color:#fafafa}body{margin:0;min-height:100vh}#root{min-height:100vh}a{color:#646cff;text-decoration:none}a:hover{text-decoration:underline}