The Sticky Scrolling Effect lets you set a Section/Widget as sticky, so that it sticks to the top or bottom of the screen. 

Scrolling Effect

1. Edit the Section/Widget by clicking its handle 
2. Click the Advanced tab in the panel 
3. Open the Motion Effects section
4. Sticky: Choose to set your section to “stick” to the Top or Bottom of the screen, when scrolling
5. Sticky On: Select on which devices your section will be sticky, Desktop, Tablet, or Mobile
6. Offset: Pushes the sticky element up or down by pixels
7. Effects Offset: The number of pixels the user must scroll before the sticky effect begins