body{font-family:system-ui,sans-serif;display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;color:#444;background:#fafafa;margin:0;padding:0 1rem;text-align:center}h1{font-size:2rem;color:#2a2a2a;margin-bottom:.5em}p{font-size:1.1rem;max-width:600px}footer{margin-top:3rem;font-size:.9rem;color:#888}