body { margin: 0; padding: 24px 16px; background: #f7faf9; color: #102f2b; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 42rem; margin: 0 auto; }
h1 { font-family: Georgia, "Times New Roman", serif; font-weight: 400; }
a { color: #00766c; }
.banner { font-size: 0.9rem; padding: 0.5rem 0.75rem; background: #e0efeb; border-radius: 4px; }