With visibility utilities you have control the visibility, without modifying the display, of elements.
Easily change the vertical alignment of inline, inline-block, inline-table, and table cell elements.
Change the alignment of elements with the vertical-alignment utilities.
These are the classes:- .align-baseline, .align-top, .align-middle, .align-bottom, .align-text-bottom, and .align-text-top as needed.
Arrange the elements easily with the positioning utilities.
- .fixed-top class is use to fix the element in the top position of the page.
- .fixed-bottom class is use to fix the element in the bottom position of the page.
- .sticky-top class is use to stick the element at the top of the page when you scroll past it.