Building a Responsive Application with Bootstrap (Video 15)

This video tutorial introduces Bootstrap 4, highlighting its new features and differences from Bootstrap 3. It covers the migration process, key changes like dropping support for older browsers, and the switch to using rems for CSS units. The tutorial also provides practical advice on adapting existing applications to Bootstrap 4, including changes to images, tables, and forms. Finally, it guides viewers on how to set up and start using Bootstrap 4 in their projects.

What new CSS unit is primarily used in Bootstrap 4?

How has the handling of images and tables changed in Bootstrap 4?

What is the purpose of the converter mentioned in the video?