html, body { height: 100%; margin: 0; background: #14171c; color: #e6e8eb; font: 16px/1.5 -apple-system, "Segoe UI", Roboto, sans-serif; }
main { min-height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 24px; }
h1 { font-weight: 600; letter-spacing: 0.02em; margin: 0 0 12px; }
p { margin: 4px 0; color: #aab1ba; max-width: 32em; }