body { margin: 0; min-height: 100vh; display: grid; place-items: center; font-family: system-ui, sans-serif; background: #fff; color: #1a1a1a; }
main { text-align: center; padding: 16px; }
h1 { font-size: 2rem; margin: 0 0 8px; }
p { margin: 0; color: #555; }