best quality, master piece，Race car, race track, speed, streamlined, winding, ups and downs, perspective, variations in thickness, flow lines, light and shadow, sense of motion, visual focus, outline, minimalism, geometric shapes, imagination,superspeed,lighting, motion blur, electricity,audience,cheer

(nsfw:1.5),(Easy Negative), (negative_hand-neg), (worst quality:1.5),( low quality:1.5), (normal quality:1.5), (low res), ((monochrome)), ((grayscale)),paintings, sketches, bad anatomy,bad hands, text, error, extra digit, fewer digits, cropped,jpegartifacts,signature, watermark,username,bad feet,cropped,mutation,deformed,bad proportions,gross proportions,bra,