body{font-family:Arial;margin:0;background:#f6f1e7;color:#333}header{background:#6d8b4f;color:#fff;padding:30px;text-align:center}nav{background:#8b6b4a;padding:12px}nav a{color:#fff;margin:0 10px;text-decoration:none}main{max-width:900px;margin:auto;background:#fff;padding:20px}footer{text-align:center;padding:20px}