Children's picture book illustration style, naive art, hand-drawn crayon texture, oil pastel texture. Six cartoon hills or volcanoes in different shapes arranged on a pure white background, including a blue mountain topped with snow, a yellow conical volcano, a red-orange layered step mountain, a black crater with turquoise lake, a flat green grassland purple hill, and sharp rocks in red and gray. The colors are bright and vibrant, high saturation, candy tones, non-realist coloring. Internal hand drawn lined texture, rough paper grain, and obvious crayon strokes. The outline lines are relaxed and free, giving a sense of childlike innocence. Graphic design elements, vector material feel while retaining hand-drawn warmth. High detail, 8k resolution, artistic quality.
