GG Prompts
Interactive Coding Challenges

The Arena

Test your CSS skills with live coding challenges. Recreate targets, solve puzzles, and push your front-end mastery to the limit.

2 Challenges
9 Levels
3 Types
🏳
Beginner CSS Art
CSS Flag Challenge
Recreate country flags using only CSS. Start with the French tricolor and unlock harder flags as you progress through 4 levels.
4 flags // pixel comparison scoring →
◆
Intermediate CSS Art
CSS Shapes Challenge
Master CSS shapes from simple circles to complex speech bubbles. 5 progressive levels using a single div with ::before and ::after pseudo-elements.
5 levels // progressive difficulty →
⛳
Intermediate Code Golf
CSS Selector Golf
Select the highlighted elements using the shortest CSS selector possible. Compete against par scores across 10 puzzles.
10 puzzles // character count →
⏱
Advanced Timed
CSS Debug Rush
Find and fix CSS bugs against the clock. Each round presents broken layouts that need surgical fixes. 60 seconds per bug.
8 rounds // timed debugging →

GG Prompts · The Arena · CSS Challenges