* WIP: Mention variables, mixins, and loops in docs
* Add Sass sections to component pages
* add sass docs for forms and content
* Update buttons.md
* Remove empty mixins sections
* Massive update to utilities and some consistency changes
Co-authored-by: XhmikosR <xhmikosr@gmail.com>
* Add disabled state example to the .form-control page
* Document disabled attribute on select too
* Add disabled example for file input
Co-authored-by: XhmikosR <xhmikosr@gmail.com>
* Rename `sr-only`/`sr-only-focusable`
To be more representative of the fact that these are not necessarily "screen reader" specific, but actually apply to assistive technologies in general (and also things like Alexa/Siri/etc). Goes hand-in-hand with #31133
Co-authored-by: XhmikosR <xhmikosr@gmail.com>
