Modern Web Design with HTML5, CSS3, and JavaScript - Creating a Three-column Website Using Flexbox

The video tutorial explains how to transition from using floats to flexbox for creating a three-column website layout. It covers updating the main content area and navigation bar to use flexbox, ensuring elements are evenly distributed and responsive. The tutorial also demonstrates how to adjust widths and create space between elements using flexbox properties. Finally, it hints at an upcoming lesson on using CSS Grid for layout design.

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