Highres,best quality,natural, Illustrator without black main lines

highres,best quality,natural, Illustrator without black main lines, black contour lines, or black line drawings, flat and monochrome illustration, coloring similar to overseas animation, chibi character, full-body illustration, deformed illustration, boy holding a guitar with white and light green as precious colors, flat illustration, simple, minimalism, white background, curly hair.

bad quality,worst quality