CSS Duel — learn CSS by playing
cssduel.com
LaunchIndex first observed CSS Duel — learn CSS by playing (cssduel.com) live on 10 September 2026. View its launch screenshot, category, technologies, and verification evidence.
A launch record built from evidence.
CSS Duel — learn CSS by playing (cssduel.com) was first observed live on 10 September 2026.
CSS Duel is a learning platform that teaches CSS through courses and 200 pixel-perfect challenges, including battles and a leaderboard.
Its profile is classified as Documentation within Education / Learning and training. Verification detected Next.js.
What the launch signal contained.
- First observed live
- Previous state
- No prior non-live observation
- Last verified
- Canonical host
- cssduel.com
- Category
- Education / Learning and training
- Website type
- Documentation
- Observed title
- CSS Duel — learn CSS by playing
- Observed description
- Learn CSS by playing: courses that teach it, then 200 challenges that make you prove it — rebuild a target image, or place blocks with flexbox and grid, in as little CSS as you can.
- Detected technologies
- Next.js
- Screenshot captured
- Evidence source
- Browser observation · Local
- Evidence confidence
- 93%
- HTTP status
- 200
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