Any single .btn can be turned into a dropdown toggle with some markup changes. Here’s how you can put them to work with either <button> elements:
                            
The best part is you can do this with any button variant, too:
The best part is you can do this with any button variant, too:
Button dropdowns work with buttons of all sizes, including default and split dropdown buttons.
Trigger dropdown menus above elements by adding .dropup to the parent element.
                            
Add .dropdown-menu-right to a .dropdown-menu to right align the dropdown menu.
Trigger dropdown menus at the right of the elements by adding .dropright to the parent element.
                            
Trigger dropdown menus at the right of the elements by adding .dropleft to the parent element.