body { font-family: Arial, sans-serif; color: #333; margin:0; padding:0; }
header { background:#f2c94c; padding: 20px; text-align:center; }
nav { background:#333; color:#fff; padding:10px; text-align:center; }
nav a { color:#fff; margin:0 10px; text-decoration:none; }
section { padding:20px; }
footer { background:#eee; text-align:center; padding:10px; font-size:0.9em; }