body { font-family: ‘Segoe UI’, Arial, sans-serif; line-height: 1.6; max-width: 800px; margin: 0 auto; padding: 20px; color: #333; } h1 { color: #e60023; font-size: 2.5em; margin-bottom: 20px; border-bottom: 3px solid #e60023; padding-bottom: 10px; } h2… Unlock Douyin Shopping Secrets: Your Ultimate Hagobuy Spreadsheet Guide for International Buyers