This Template Kit templates take behalf of editing Notes so you know exactly how a particular element has been styled, or which 3rd party extension has been used to achieve the goal.
How to work with templates?
Insert available template into a new Page, copy-paste Containers across different pages to combine, or save edited variations to a completely new template
Insert template to a new Page
Copy-paste different Containers from multiple templates to combine into a new layout
Edit the existing template and save as new for later usage