This design shows three large heart-shaped balloons grouped near the center, shaded in smooth gradients of pink, rose, and deep berry with glossy highlights that make them look softly lit 🎉. Thin, curling strings hang down from each balloon, like they’ve just been tied with care by someone thinking of a close friend or sweetheart. Behind them, a watercolor-style wash blends sky blue into lavender with a faint blush tint, like a gentle sky at day’s end. Smaller hearts drift across the background, with a few attached to tiny strings and others floating freely like confetti 🎂. Near the bottom, the words “happy birthday” sit centered and slightly wide, written in flowing letters that match the darker pink tones of the balloons. The spacing leaves plenty of open air around the message so the balloon cluster stays the main focus. A scattering of tiny heart specks continues around the edges, especially along the upper corners, adding soft movement across the pastel backdrop.