The goal here is to show how to use a collapsible block (#1) in your code. It is also to show the use of data-role="collapsible-set". When you give a parent the collabsible-set it means that when one block is open the other collapsible blocks will close (within the collapsibe-set).
The goal here is to show how to use a collapsible block (#2)in your code.
The goal here is to show how to use a collapsible block (#3) in your code.
The goal here is to show how to use a collapsible block (#4) in your code.
The goal here is to show how to use a collapsible block (#5) in your code.