Responsive Web Design
Create responsive layouts using CSS Grid, Flexbox, media queries, and mobile-first design.
by aj-geddes · MIT
The skill
Create responsive layouts using CSS Grid, Flexbox, media queries, and mobile-first design. Use when building adaptive interfaces that work across all devices.
Responsive Web Design
Table of Contents
Overview
Build mobile-first responsive interfaces using modern CSS techniques including Flexbox, Grid, and media queries to create adaptable user experiences.
When to Use
- Multi-device applications
- Mobile-first development
- Accessible layouts
- Flexible UI systems
- Cross-browser compatibility
Quick Start
Minimal working example:
/* Mobile styles (default) */
.container {
display: flex;
flex-direction: column;
padding: 16px;
gap: 16px;
}
.card {
padding: 16px;
border-radius: 8px;
background: white;
box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.grid {
display: grid;
grid-template-columns: 1fr;
gap: 16px;
}
/* Tablet (640px and up) */
@media (min-width: 640px) {
.container {
flex-direction: row;
// ... (see reference guides for full implementation)
Reference Guides
Detailed implementations in the references/ directory:
| Guide | Contents |
|---|---|
| Mobile-First Media Query Strategy | Mobile-First Media Query Strategy |
| Flexbox Responsive Navigation | Flexbox Responsive Navigation |
| CSS Grid Responsive Layout | CSS Grid Responsive Layout |
| Responsive Typography | Responsive Typography |
| Responsive Cards Component | Responsive Cards Component |
Best Practices
✅ DO
- Follow established patterns and conventions
- Write clean, maintainable code
- Add appropriate documentation
- Test thoroughly before deploying
❌ DON'T
- Skip testing or validation
- Ignore error handling
- Hard-code configuration values
Use this skill
Connect your agent to the Skill Store MCP server and ask for it by ref: aj-geddes/responsive-web-design-66176380362.
Details
- Publisher
- aj-geddes
- Category
- Software Development › Frontend & UI
- License
- MIT
- Updated
- 2026-03-04
References
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