Designed with a simple nature scene, the card shows a slender white-barked tree with small black markings along the trunk on the left side. Thin branches stretch across a soft blue-green background, and tiny yellow leaves at the tips add a sunny touch. A small yellow bird sits calmly on a branch, angled as if watching over something below with a tender, friendly attention. Hanging from the branch by a fine chain is an open white cage, and inside it rests a little cupcake with white frosting and one lit candle 🎂. The surprising treat in the open cage feels like a sweet invitation to celebrate 🎉, while the smooth shapes and gentle pastel palette keep the look light and modern. “Happy Birthday” appears in a flowing dark line near the lower area of the design, easy to spot without overpowering the artwork. The black trunk markings, the bright yellow bird, and the candle’s tiny flame stand out against the calm blue-green backdrop.