body font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: #f4f4f4; margin: 0; padding: 0; color: #333; line-height: 1.6; header, footer background-color: #001f3f; color: white; padding: 40px 20px; text-align: center; .container max-width: 1000px; margin: auto; padding: 40px; background-color