body { font-family: Arial; background: #f9fafb; color: #333; margin: 0; padding: 0; }
header { background: #004a87; color: white; padding: 30px 20px; text-align: center; }
nav { background: #003b6f; text-align: center; }
nav a { color: white; margin: 0 10px; text-decoration: none; }
section { padding: 40px 20px; }
footer { background: #f1f5f9; text-align: center; padding: 20px; }