This course will give you a profound understanding of advanced Drupal 8 theming concepts and help you learn how to use advanced functions in Twig. You will also learn how to customize and extend a Drupal theme, analyze and resolve common theming issues, work with CSS and JavaScript for Drupal themes, and much more.

This course is the more advanced version of our Drupal Theming course, which teaches you how to create simple themes from scratch, add CSS for styling, and other Drupal theming basics. To get the most out of this course, it is recommended that you take that course or have relevant experience.