This video tutorial teaches how to customize Bootstrap 5 by changing text and background colors. It explains the use of classes and the importance of using the '!important' property to override default Bootstrap styles. The tutorial guides through creating a stylesheet and using CSS to apply custom colors effectively.

What is the purpose of using the style tag in customizing Bootstrap colors?

What is the significance of defining a separate class for each element when using multiple colors on a website?

Why did the customization of the Aqua background color not work initially?

What does the exclamation mark important property do in CSS?

How can you ensure that your defined CSS styling takes precedence over Bootstrap classes?