body { font-family: 'Helvetica Neue', Arial, sans-serif; line-height: 1.6; margin: 0 auto; max-width: 800px; padding: 20px; } h1 { font-size: 2em; color: #333; } h2 { font-size: 1.5em; color: #555; } p { margin-bottom: 1em; } .highlight { background-color: #f9f9f9; padding: 10px; border-left: 4px s…
