Cute Valentine's Day, cartoonish, pastel colors, soft focus, romantic atmosphere, couple holding hands, boy with messy hair, girl with ponytail, sweet facial expressions, heart-shaped balloons, love letter in pocket, rose petals scattered around, gentle wind, sunset background, warm lighting, 3/4 composition, casual wear, plain white T-shirt, red sleeves, denim jeans, sneakers, relaxed posture, leaning on each other.