Trigger word:

90s (style), retro anime, classic anime, artbook illustration, official art, watercolor (medium), traditional media (style), hand-drawn, colorful,

large eyes, detailed eyes, clean lineart, soft shading, cel shading,

lowres, pixel art, dithered, scanline, vhs (style), retro game, screen screenshot, blurry

those trigger word is not train by default, but will greatly improve the prompt successful rate.
i suggest use embedding for wrapping style.