Commentary

Classic controls to fix elements to parts of the viewport.

Usage

Classes:
.is-fixed-top Takes element out of flow and fixes at top of viewport. Width is set to 100%.
.is-fixed-bottom Takes element out of flow and fixes at bottom of viewport. Width is set to 100%.
.is-fixed-left Takes element out of flow and fixes at left of viewport. Height is set to 100%.
.is-fixed-right Takes element out of flow and fixes at right of viewport. Height is set to 100%.
.sr-only Hides content from viewport but allow screen readers to still see them. This allows for maintaining proper semantic HTML structures without littering headings throughout the viewport.
.sr-only-focusable Used in conjunction with .sr-only to only display content when it's focused.
Dependencies:
File: positions.css
Variables: none