Enable Flexbox container from Elementor experiments.
Get into a new/existing page with Elementor editor, visit Site Settings and then Style Kits panel
Look for Container section and add a few padding values, rename labels and then hit update for the kit.
Exit site settings, add a container and a few widgets if you may.
Get into Container settings, and look for Spacing preset control in the Layout section and select from any one of the options you set. (Note renamed preset labels will only update after a page refresh rn)
SK Background Classes
Assuming you have enabled Flexbox container from elementor experiments, open up the elementor editor on any page
Add a container and a few widgets, some text maybe.
Get into the container settings, and into Style > Background section select Classic style for Background Type.
You will now see the preset options under SK Classes control for BG classes set in the Kit, select any and see if it works as set in Site Settings > Style kits > Background Classes.
Shadow promo tab
In Site Settings at elementor editor, there should a promo tab for Shadow presets which will be available via SK Pro if already installed refer to Pro.
Though do check by deactivating SK Pro for the promo tab in free.
Addresses #489 Closes #488, #487