Action

action helpers includes user action tools.

Active scale

this class is just an click/touch effect for better UI.

format

active-scale

Example

Touch ME

<div class="d-inline-block user-select-none active-scale" ontouchstart="">
  Touch ME
</div>

the :active pseudo in mobile will somehow been caught by touch events, if the effect is not working on mobile touch, try to add ontouchstart event on the target. See Issue (opens new window)