body { font-family: 'Arial', sans-serif; line-height: 1.6; background-color: #f0f8ff; color: #333; margin: 0; padding: 20px; } .container { max-width: 800px; margin: 0 auto; padding: 20px; background: #fff; border-radius: 8px; box-shadow: 0 4px 8px rgba(0,0,0,0.1); } h1 { text-align: center; color: …