a pack of e-commerce card stickers, japanese stickers, flat design, online stock, vector illustrations, smartphone footage, in the style of charming character illustrations, personalized designed app icon, UI interface (discount, membership, create account, login, Live, add to cart, go viral, purchase physical store, purchase on web, purchase on app, packaging, shipping, refund, customer service, Q&A, chatbot, coupon, review) simple, colorful illustrations, website, studyplace, colorful animations, studyplace, use of common materials --niji 6 --s 180