* { margin: 0; padding: 0; box-sizing: border-box; font-family: Arial, sans-serif; } body { background-color: #f4f4f9; color: #333; padding: 20px; line-height: 1.6; } .container { max-width: 1200px; margin: 0 auto; padding: 20px; background: #fff; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 10px; } h1, h2, h3 { color: #2c3e50; margin-bottom: 20px; } h1 [...]

* { margin: 0; padding: 0; box-sizing: border-box; font-family: Arial, sans-serif; } body { background-color: #f4f4f9; color: #333; padding: 20px; line-height: 1.6; } .container { max-width: 1200px; margin: 0 auto; padding: 20px; background: #fff; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 10px; } h1, h2, h3 { color: #2c3e50; margin-bottom: 20px; } h1 [...]