body { font-family: Arial, sans-serif; margin: 0; padding: 0; background-color: #f4f4f4; } .container { max-width: 800px; margin: 50px auto; padding: 30px; background-color: #ffffff; border-radius: 5px; } h1, h2 { color: #333333; } h1 { text-align: center; margin-bottom: 20px; } p, ul { line-height: 1.6; color: #555555; } ul { margin-left: 20px; } hr { border: 0; height: 1px; background: #cccccc; margin: 30px 0; }