Mobile First: Start Small, Then Add Room

Mobile-first CSS writes the phone layout as the base styles and uses min-width media queries to add columns as the screen grows, which takes less CSS than shrinking a desktop layout down.

Updated

Cheat sheet: Mobile First: Start Small, Then Add Room
Category
CSS
Level
Journeyman
Tags
Breakpoint (css), CSS, Media query, Mobile-first design, web-development