body { font-family: "Arial", sans-serif; line-height: 1.8; margin: 20px; background-color: #f8f9fa; color: #333; } h1, h2, h3 { color: #2c3e50; } .container { max-width: 800px; margin: 0 auto; background: #fff; padding: 20px; border-radius: 8px; box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); } .highlight …