adding lesson 6 into topic 1

adding lesson 5 into topic 1

fix bugs padding into lesson 3

adding content into lesson 4 topic 1

adding lesson 4 into topic 1

file structure decomposition

adding: - lesson 3 into JavaScript course

adding: - lesson 1 into JavaScript course

adding: - UI component course - lesson 1 into JavaScript course

Added UI component -description course

adding: - css styles; - course-description.

adding CSS styles

decomposition of the CoursesContent component into 3 different courses

dynamic display of the course name in the right pane when selecting a course from the left menu

A new component has been added to the course page, which will house the main course content.

Fix bugs into the project: - naming of variables, - added padding and margins to course page components, - passing the sidebar width size to the parent element for dynamic indentation of the content-courses in block.

Added a lessons to the menu sidebar

Added a menu to the sidebar

add side bar

add scss style