GeneratePress Site Library (Appeareance > GeneratePress > Site Library tab) is a catalog of available site layout designs for use.
- Block – Reusable once created; if feature changed, all pages/posts that are using it will be affected
- Hook – Places element at a particular section of page
- Layout – fixates the layout structure you customized
- Header –
Dealing with the responsiveness: https://docs.generatepress.com/article/responsive-display/#responsive-breakpoints