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CSS Arena - CSS Challenges & Battles

Practice daily CSS challenges and improve your frontend skills. Recreate designs using pure HTML & CSS in a fun way.

78% unique tagline

css-arena.vercel.app · Added April 11, 2026 · Last analysed April 11, 2026· via Product Hunt

This analysis is a snapshot taken on 11 April 2026. The site may have changed since then and results may not reflect its current state.
7.6
StackScope Score
Good
13/100 Vibe Score
Few AI signals
80/100 Launch Readiness
Well prepared
neutral
AI Stance
No AI stance declared

Tech Stack (4)

Infrastructure
HSTS http_header_name
Vercel http_header_name
Build & Framework
Tailwind CSS structural_signal
Analytics & Marketing
Google Search Console meta_name

Infrastructure

Hosting
AS16509 · US
SSL Certificate
Google Trust Services
Expires 27 May 2026

Readiness Breakdown How?

Favicon present
Canonical URL declared
Responsive viewport meta tag
Custom title and meta description
Semantic HTML (nav, main, article)
Privacy policy page present
- Open Graph tags (title, image, description)
- Source maps not exposed in production
- Error tracking service installed
- Twitter card meta tags

Vibe Score Breakdown How?

SignalPoints
Visual design patterns +5
Writing style patterns +5
Content style patterns +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.

Well-Known Files

llms.txt
security.txt
ads.txt
humans.txt

Legal

92% unique
Mentions:
Cookies DPO

Security Headers (1/6)

Referrer-Policy
X-Frame-Options
Permissions-Policy
X-Content-Type-Options
Content-Security-Policy
Strict-Transport-Security
X-XSS-Protection (legacy)

Performance

186ms response time
Faster than 71% of sites
1 third-party domains loaded

Build

HTML minified
1 JS files
1 Third-party domains
Is this your site? 4 tips to improve your score
- Add a /.well-known/security.txt so security researchers can reach you. Learn more
- Consider adding a llms.txt file to help AI models understand your site. Not yet a standard, but gaining adoption. Learn more
- Improve your security headers. Scan your site at securityheaders.com to see what's missing.
- Add Open Graph tags so your site looks good when shared on social media. Learn more
Embed this score on your site
StackScope Score
<a href="https://stackscope.dev/launch/zfofn36v/css-arena-css-challenges-battles"><img src="https://stackscope.dev/badge/zfofn36v.svg" alt="StackScope Score" height="28" /></a>