there is needed some identification that menu is special ul/li list. Reason - bootstrap cards for the list are different than for normal text content. And only some type of cards.
Overview of options:
1. you use for menu nav version for ul/list. Example:
Bootstrap4 famous cards and sidebar
Overview of options:
1. you use for menu nav version for ul/list. Example:
Tablestyle:
There is no problem in this case.
There is no problem in this case.
Then you need to change style inside tablestyle function (different styles for lists and other content)
Different areas are only part solution (first text menus, second lists).
This has to be decided by theme author but they need information that menu is list.