.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..dropdown-toggle-split for proper spacing around the dropdown caret.disabled attribute on data-toggle="dropdown" to disable the toggle..dropdown-menu-right to a dropdownMenu to right align the dropdown menu..active to items in the dropdown to style them as active or add .disabled to items in the dropdown to style them as disabled.