bitFlyer Style Design System (DESIGN.md, Japanese UI)

Design Systems

Design policy: Designed to make numbers readable. On top of a bluish white (#fdfdff / #f5f8fd), monospaced-digit tickers and rounded cards are arranged. A single highly saturated blue is concentrated on CTAs - Density: Extremely high. The visible text on the top page spans 759 elements (of which about 350 are price tickers). Letter spacing is left completely untouched, and line height is tightened to 1.00 - Keywords: tnum, Nunito digits, weight 600 as default, bluish white, blue & orange

All-access members

Upgrade to unlock

bitFlyer Style Design System (DESIGN.md, Japanese UI)

You are an expert web designer. Build a stunning, production-ready page with
a bold hero section, smooth CSS transitions and a carefully tuned dark palette.
Use a neutral background, generous rounded corners and one electric accent color.
Structure the layout with a sticky header, feature grid, social proof and a final
call to action. Keep typography tight, spacing consistent and motion subtle.

Purchase to reveal the full prompt

Every prompt, free for members

One payment, every prompt on the site

Every prompt free to download
Unlimited downloads, copy anytime

21st.dev + ReactBits Annual

365 days$69.00

21st.dev + ReactBits Lifetime

Never expires$109.00

Motionsites Prompts

365 days$39.00

Never expires$69.00

JiroMax + Motionsites Prompts

365 days$109.00

Never expires$149.00

All-Access: All Prompts + Brand Components + Templates

365 days$179.00

Never expires$269.00

See membership

bitFlyer Style Design System (DESIGN.md, Japanese UI) | MotionSites