Learn SEMANTIC-UI with Real Code Examples
Updated Nov 23, 2025
Architecture
Semantic HTML classes
Responsive grid layout
CSS and JS component-based system
Theme and variable driven customization
Integrated accessibility support
Rendering Model
CSS for layout and styling
JS for component behaviors
Semantic HTML markup
Responsive grid with breakpoints
Theme variables for customization
Architectural Patterns
Component-based UI
Semantic HTML for readability
Grid-first layout system
JS-enhanced interactivity
Theme and variable-driven styling
Real World Architectures
Admin dashboards
Data-heavy web applications
Prototyping MVPs
Corporate websites with semantic structure
Responsive web apps with interactive components
Design Principles
Semantic class names
Component-driven development
Responsive, mobile-first layouts
Customizable themes
Integrated JS behaviors for interactivity
Scalability Guide
Only include needed components for performance
Use theme variables for consistency
Optimize JS plugin usage
Organize components and overrides efficiently
Leverage grid system for complex layouts
Migration Guide
Semantic UI -> Fomantic UI: bug fixes and modern updates
Update class names if using new components
Update JS plugin initialization
Adjust theme variables and overrides
Ensure responsive and accessibility changes