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Solution: Notification Banner and Sidebar Toggle

Solution: Notification Banner and Sidebar Toggle

Let’s reposition or hide the banner and sidebar based on screen size for optimal layout.

We'll cover the following...

Problem description

You are given an HTML page containing three main sections:

  • A <div class="notification-banner"> that displays important messages

  • An <aside class="sidebar"> that provides navigation links

  • A <main class="content"> that contains the page’s primary content

Your task is to write CSS that makes the layout responsive across three breakpoints:

  • Mobile (viewport width < 600px ...