body { font-family: Arial, sans-serif; line-height: 1.6; margin: 0; padding: 0; background-color: #f4f4f4; } h1, h2, h3 { color: #333; } .content { padding: 20px; max-width: 900px; margin: 0 auto; background-color: #fff; } a { color: #0073e6; text-decoration: none; } a:hover { text-decoration: under…