Modern Web Design with HTML5, CSS3, and JavaScript - Creating Websites with a Grid Layout

The video tutorial explains the differences between flexbox and grid layout, emphasizing that grid is designed for two-dimensional layouts with rows and columns. It guides viewers through setting up a grid in HTML and CSS, including applying grid and inline grid properties. The tutorial covers defining grid templates and columns, and styling elements within the grid. Viewers are encouraged to experiment with grid properties to understand their effects on layout and design.

Explain how to set the number of columns in a grid layout.

What happens when you set a width property on elements within a grid?