body { font-family: Arial, sans-serif; line-height: 1.6; margin: 20px; padding: 0; background-color: #f4f4f4; } h1, h2, h3 { color: #333; } h1 { font-size: 24px; border-bottom: 2px solid #333; padding-bottom: 10px; } h2 { font-size: 20px; margin-top: 20px; } h3 { font-size: 18px; margin-top: 15px; }…