body { font-family: 'Helvetica', sans-serif; line-height: 1.6; margin: 20px; } h2 { color: #333; text-align: center; } p { color: #555; margin-bottom: 20px; } strong { color: #000; } ul { list-style: none; padding: 0; } li { margin-bottom:…

body { font-family: Arial, sans-serif; line-height: 1.6; margin: 20px; } h1 { color: #333; text-align: center; } h2 { color: #4285f4; } p { margin-bottom: 15px; } ul { list-style: none; padding: 0; margin: 0; } li { margin-bottom: 10px; } …

body { font-family: 'Arial', sans-serif; line-height: 1.6; margin: 20px; } h2 { color: #333; } p { margin-bottom: 15px; } strong { color: #555; } blockquote { border-left: 5px solid #ddd; margin: 0; padding-left: 20px; color: #777; } ​​映…