3D渲染卡通风格多彩积木块环绕圆形空白区域背景图

minimalist cartoon illustration, white background, vibrant blue, orange, red, green color scheme, LEGO bricks in four corners, 3D rendering, colorful, regular shapes, independent placement, circular studs on bricks, clean and modern typography, fresh and bright visual effect, creative and playful message, balanced spatial layout