container-queries

Installation
SKILL.md

Use container queries for component-level responsiveness

Media queries respond to viewport width, which makes components context-dependent — a card designed for a 3-column grid might break when placed in a 2-column grid or a sidebar. Container queries solve this: a card can layout itself based on how much space its container gives it, making the component genuinely reusable in any layout context.

Quick Reference

  • Container queries respond to the parent container's size, not the viewport
  • Set container-type: inline-size on the parent to enable container queries
  • Use @container rule to write styles that activate at container breakpoints
  • Container queries make components reusable in sidebars, grids, and full-width areas

Check

Look for components in this CSS that have media query breakpoints — consider whether container queries would make them more reusable in different layout contexts.

Fix

Convert this component from media query-based to container query-based responsiveness using container-type and @container.

Installs
4
GitHub Stars
73.9K
First Seen
5 days ago
container-queries — thedaviddias/front-end-checklist