Main subjects: Multiple promotional icons including red envelopes, treasure chests, gold coins, flowers, loudspeakers, invitation gestures, calendars, and coupons. Overall with 3D inflated effect, combined with frosted glass texture, as gradient-style icons. Scene: Pure white solid color background, no additional decorative elements. Style: Simple and exquisite icon design style, integrating 3D inflated shapes and frosted glass texture, visually lively and eye-catching. Tone: Icons use gradient color matching, rich and soft colors, overall clean and refreshing. Light and shadow: Soft and natural light and shadow layers, highlighting the transparent texture of frosted glass and the three-dimensional sense of 3D inflated effect, even transition between light and dark. Composition: Icons are neatly arranged, with balanced and comfortable layout, each element is independent and clear, visually clear at a glance. Usage: Suitable for e-commerce interfaces, APP activity pop-ups, marketing activity pages, mall function icons, promotional material design.