Pastel Retro Vegetable Pizza Sticker

Prompt:

Whole pizza (round), whole round pizza with colorful vegetable toppings, bell peppers (green, yellow, red), cherry tomatoes, purple onion rings, basil leaves, black olives, pastel-retro palette (mint green, coral, buttercream yellow, lavender) with tomato red accents, pastel-retro high-contrast, bold navy-blue outlines with a thin white sticker border, thick comic-style linework with selective halftone texture accents, retro 1980s/90s pop art with playful halftone dots and sunburst highlights, isolated on white background — round die-cut sticker with scalloped edge and subtle drop shadow, round die-cut with scalloped outer edge and thin white kiss-cut border, matte sticker finish with soft paper grain, central whole pizza, radial topping arrangement, balanced negative space, cheerful and quirky (no anthropomorphic face), small steam lines and tiny starbursts around slices, flat vector style, vector sticker, flat colors, minimal gradients