Generate gradients, shadows, animations & clip-paths with live preview — then copy clean code. Plus: master interview prep with timed tests and verified certificates.
What is it
A design lab for CSS motion, gradients, and shadows
CSS-Zone helps designers and developers craft production-ready gradients, shadows, and animations with live previews and instant code export, while also preparing for technical interviews through guided tracks, timed tests, and certificates.
- Live playground with pixel-perfect previews
- Clean, copy-paste CSS for modern frameworks
- One place to experiment, document, and share
Certificates
Real certificates earned by CSS-Zone users
Fresh issued certificates from interview prep tracks. Open any card to view the original PDF certificate with a unique verification number.
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Playground
Practice coding with real-time help from AI
CSS-Zone offers a built-in code sandbox where you can solve tasks at any difficulty level, from beginner to advanced. Stuck on a problem? Ask our AI assistant for help writing, debugging, or improving your code.
- Solve coding tasks at beginner, intermediate, and expert levels
- Get instant AI assistance when you're stuck or need guidance
- Real-time preview with HTML, CSS, and JavaScript support
Features
Everything you need to style with confidence
Gradient Generator
Build linear, radial, and conic gradients with precision control. Adjust angles, add unlimited color stops, and export production-ready CSS instantly.
Gradient Generator →Shadow Generator
Layer multiple hard-edge shadows without blur. Control offset, spread, and opacity for each layer. Create depth with inset and outset combinations.
Shadow Generator →Animation Library
40+ ready-to-use CSS animations with live preview. Copy complete HTML and CSS snippets, or customize timing, easing, and transforms in the builder.
Animation Generator →Clip Path Generator
Design custom CSS clip-path shapes with a visual editor. Create polygons, circles, ellipses, and inset shapes. Layer multiple shapes and export production-ready code.
Clip Path Generator →Grid Generator
Build complex CSS Grid layouts with precision control. Define columns, rows, gaps, and item placement. Preview instantly and copy complete HTML and CSS.
Grid Generator →Favicon Generator
Generate favicons for all platforms from a single image. Create perfect icons for web, iOS, Android, and Windows with live preview and instant download.
Favicon Generator →Responsive Scale Generator
Generate fluid clamp() scales for typography and spacing. Preview values across breakpoints and export token maps ready for your design system.
Responsive Scale в†’Interview Preparation
7 structured tracks for Frontend, QA, UI/UX, Backend, Vue, and React engineers. Timed tests, study materials, leaderboard, and PDF certificates.
Start preparing →Printed Certificate
Order a physical CSS-Zone certificate with a wax seal and handwritten founder letter, delivered to your door via Nova Poshta.
Order certificate →Live examples
See what you can build
Holographic Dream
Multi-layer animation with particles, orbitals, and liquid gradients
Try it yourself →Our technology
Built with modern tools for maximum performance
We started with a simple idea: create a visual playground where designers and developers could craft CSS effects without writing code from scratch. What began as a gradient tool evolved into a full suite of generators, built on cutting-edge tech to stay fast, reliable, and easy to use.
Technology stack
Vue 3
Reactive UI framework for smooth interactions
TypeScript
Type safety and better developer experience
Vite
Lightning-fast build tool and dev server
SCSS
Powerful CSS preprocessor for maintainable styles
Node.js
Backend runtime for API and server logic
PostgreSQL
Reliable database for user data and presets