a vibrant birthday party theme featuring cupcakes, balloons, and candles, perfect for celebrations

illustrations celebrations celebration decorations handpainted invitations watercolor background atmosphere featuring happiness gathering whimsical delicious memorable birthday cupcakes balloons colorful supplies cheerful occasion planning elements charming creative vibrant candles perfect festive artwork special holiday sweets banner pastel design treats drinks colors joyful bright party theme event white table sweet decor cake kids joy fun art