3D渲染美国独立日庆典红白蓝气球彩带星形装饰爆竹纸

cartoon style festive celebration background, 3D rendering, vibrant colors, dynamic, main colors red, white, blue, inspired by American flag color scheme, strong visual contrast, balloons in red, white, and blue arranged in semicircles at top and bottom edges, some overlapping for depth, fireworks in top left and right corners, radiating explosion patterns in red, white, and blue with star accents, pure white gradient background, slightly brighter from center to edges, decorative elements include stars (red and blue), balloon ribbons, firework effects, scattered small star decorations, joyful and festive atmosphere, conveys celebration, freedom, patriotism