body { max-width: 42rem; margin: 2rem auto; padding: 0 1rem; font: 1rem/1.6 Georgia, serif; color: #222; }
header a { margin-right: 1rem; }
h1, h2 { font-family: Helvetica, Arial, sans-serif; }
footer { margin-top: 3rem; font-size: .85rem; color: #777; }