body { font-family: Arial, Helvetica, sans-serif; line-height: 1.55; margin: 0; padding: 0; color: #111; }
main { max-width: 920px; margin: 0 auto; padding: 32px 18px; }
h1 { font-size: 28px; margin: 0 0 10px; }
h2 { font-size: 18px; margin: 22px 0 8px; }
p, li { font-size: 14px; }
.meta { font-size: 13px; color: #444; margin-bottom: 18px; }
.box { background: #f6f6f6; padding: 14px 16px; border-radius: 8px; }
a { color: inherit; }