Why Mobile-First Matters

Why Mobile-First Matters — part of the module Responsive Foundations in Responsive Web Design.

Lesson objectives

• Understand the key ideas behind why Mobile-First Matters.
• See worked, real-world examples applied step by step.
• Practise with a guided exercise before moving on.

How this lesson works

Watch the video lesson, follow the on-screen walkthrough, and complete the short practice task. Estimated time: 21 minutes. You can revisit this lesson at any time, and your progress is saved automatically.