To use this plugin, you must first enable adding IDs to elements in your app, you do this at:
Settings > General > Expose the option to add an ID attribute to HTML elements
Example of how to add an action to a button: 1. Add a button, double click button and click "Edit workflow" 2. Add the action "Set z-index" 3. Add the id of the element you want to move, and to what z-index (can be a dynamic value) 4. Done!