교실 게시판 꾸미기

초등학교나 유치원 교실 뒤편에 환경 구성용으로 예쁘게 꾸며진 계절 테마 게시판 일러스트. decorative flat illustration, clean layers, harmonious color system, geometric shapes, distinct outlines. front-facing centered composition with generous padding. muted neutral palette with a vivid focal color. Make the subject immediately recognizable at thumbnail size. Use clean composition, purposeful details, and no watermark. Choose the medium intentionally; do not default to any single decorative style.