seamless pattern of blue water ripples, a simple flat illustration style, a white background, simple and clean, a minimalist style, geometric shapes, graphic design inspiration in the style of keith haring, a monochromatic color scheme, high contrast between light and dark, creating an atmosphere full of vitality. the overall composition is balanced with symmetrical patterns or asymmetry, and the colors should be bright to highlight details. it can use various textures such as sandstone and concrete for adding three-dimensionality in the design.