AI Photo
Create a vibrant birthday-themed background featuring colorful balloons in various shapes and sizes floating against a bright blue sky. Include a large, whimsical birthday cake with lit candles at the center, surrounded by festive confetti and streamers fluttering in the breeze. Add cheerful banners with Happy Birthday in playful fonts across the top of the image, and sprinkle some party hats and gift boxes around the scene to enhance the celebratory atmosphere. The overall mood should be joyful and inviting, perfect for a birthday celebration.