cartoon child playing tennis, vector illustration, flat design, black background, simple and minimalistic, cute character design, 2D game art style, flat color, vector graphics, flat color blocks, flat shading, flat lighting, simple details, bright colors, cute face expression, short brown haired boy wearing green shorts with a yellow shirt holding a red racket hitting the ball in the style of a cartoon, cartoon child playing badminton in the style of a cartoon, cartoon children’s book illustrations with a flat design, flat shading, simple flat design