Designed with two neat rows of big, cat-shaped letters on a white background, this card spells “HAPPY” above “BIRTHDAY” in a lively, illustrated style 🎉. Each letter doubles as a friendly feline figure, with tabby stripes, warm ginger patches, creamy fur, and charcoal-to-soft gray tones creating variety across the lineup. The paint texture looks like gentle watercolor, giving the characters a cozy, close-knit feel, like friends leaning in for a group photo. Small whiskers, tiny pink blush on the cheeks, and curved smiles add a tender, affectionate look between neighboring letters, as if they’re sharing the moment together. The message text is integrated into the artwork itself, with the words arranged centered and stretching across the card in large, colorful letter-characters. Clever details turn typography into anatomy: pointed ears sit on the “A” shapes, tails curl into strokes of other letters, and little paws peek out from the sides. The “Y” figures feel extra animated, with raised arm-like branches that read like an enthusiastic wave 🎂. Soft shadows and diffused light sit beneath the letters, and subtle rosy cheeks and fine whisker lines are visible on several faces.