Split Button

Split Button is a nestable element that contains Splitted elements inside. You can add and delete Splitted elements at pleasure at Structure panel or by using the repeater control available at the element’s controls.

Translate items on click: when the button is pressed (active), how much translateY to apply to the title and arrow.
Duration
CSS easing: you can set any custom CSS easing of your own. Learn more about CSS easings here.

-Tamu