The, Description: Should be used if you want to add an event to the button. Attribute: data-alignment-select-control-options. Options can be passed via data attributes or JavaScript. We will add '_position' property to the row. move the dropdown directly into the body and then simply use absolute positioning. We use this extra class to reduce the horizontal padding on either side of the caret by 25% and remove the margin-left thats added for regular button dropdowns. Now you can optionally use