CSS Arena - CSS Challenges & Battles
Practice daily CSS challenges and improve your frontend skills. Recreate designs using pure HTML & CSS in a fun way.
Added April 11, 2026
· Last analysed April 11, 2026 · via 
· 71% unique tagline
StackScope is a free public catalogue of indie launches. We find launches on Product Hunt, Hacker News and similar feeds, then crawl each site to detect its tech stack and score it for launch readiness: DNS, security headers, SEO basics. This page is what we saw on 11 April 2026; the live site may have changed since.
CSS Arena - CSS Challenges & Battles looks production-ready overall, with complete legal pages and clean crawl signals. Main gaps: missing several security headers and no email security records.
Launched on Product Hunt on April 11, 2026. The site is hosted on Vercel. We've detected 5 technologies on this site, covering CSS frameworks, developer tools, hosting, and security. The stack includes Tailwind CSS, Google Search Console, and HSTS.
It's on one of the most common stacks we track, shared by 2,461 launches.
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Tech Stack (5)
| CSS framework |
Tailwind CSS
|
| Developer tools |
Vite
|
| SEO |
Google Search Console
|
Infrastructure
Email Security
Readiness Breakdown How?
Vibe Score Breakdown How?
| Signal | Points |
|---|---|
| AI palette signals | +5 |
| AI writing signals | +5 |
| AI iconography signals | +3 |
This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.