This design shows a multi-towered fairytale castle resting on a large, soft blue cloud, with warm pink walls and cool scalloped blue roofs on three tall spires. Small red pennants top each spire, tilting as if caught in a gentle breeze, adding a cheerful, celebratory touch 🎉. The arched windows have white frames, and a dark wooden double door sits at the center, giving the scene a welcoming, friendly feel like an invitation to step closer. Around the floating castle, tiny red and white stars and dotted accents drift in the open space, like confetti sprinkled for a party 🎂. Curved purple flourishes curl near the edges, adding a decorative, dreamy motion without crowding the main image. Near the bottom, the words “HAPPY BIRTHDAY” appear in large fuchsia letters, centered and easy to read against the lighter background. Soft shading on the cloud and gentle highlights on the towers keep the colors light and airy. Three blue rooftops rise above the pink towers, each capped with a small red flag, while scattered stars and dots float around them.