*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(135deg,#1a365d,#0f172a);min-height:100vh;display:flex;justify-content:center;align-items:center}#root{width:100%;display:flex;justify-content:center;align-items:center;padding:20px}