Wrap the dropdown’s toggle using different colors and icons implemented
in
different dropdowns styles (your button or link) and the dropdown menu
within .dropdown, or another
element
that declares position: relative;.
Dropdowns can be triggered from <a> or <button> elements to better
fit
your potential needs.
Add .btn-loading to use a loading
state on a button. The width of the button deprights on the length of
the
text inside Since the loading spinner is implemented using the element.