30% OFF Discount colorful neon chalk style on blackboard

Digital illustration featuring "30% OFF" text prominently. Vibrant neon chalk colors like pink, blue, and yellow against a textured black blackboard background. The "30%" in pink and "OFF" in blue and yellow, with details mimicking chalk strokes and subtle shadows. Small decorative leaf and line elements accompany the text. Modern, inviting, and energetic atmosphere, perfect for promotions and sales.