Learn TACHYONS with Real Code Examples
Updated Nov 23, 2025
Architecture
Utility-first CSS with atomic classes
Mobile-first responsive approach
Modular and scalable class system
Encourages minimal custom CSS
No JavaScript dependency
Rendering Model
CSS-driven styling only
Responsive layout via utility classes
No JS enhancements
Atomic classes for all spacing, typography, and color
Sass for optional customization
Architectural Patterns
Atomic class composition
Mobile-first responsive utilities
No prebuilt component pattern
Encourages minimal custom CSS
Scalable for large projects via modular classes
Real World Architectures
Performance-focused marketing sites
Fast-loading landing pages
SPAs with minimal CSS footprint
Custom UI without prebuilt components
Prototyping atomic CSS layouts
Design Principles
Utility-first, atomic CSS
Mobile-first responsive design
Minimal and fast-loading CSS
Composable and maintainable HTML
No JavaScript dependency
Scalability Guide
Import only required classes
Use modular CSS for large projects
Combine with JS frameworks for dynamic behavior
Maintain consistent class naming
Use utility classes for reusable patterns
Migration Guide
Switching from Bootstrap: replace components with utility classes
No JS plugins to migrate
Rework layout using atomic classes (`w-50`, `pa3`) instead of grid classes
Refactor typography and spacing classes
Test visual consistency across breakpoints