How to set gradient background with Elementor page builder
Select the Section or Column you want to set gradient background (from edit section or edit column)
Go to Style > Background > Background Type > Gradient > Set up your background gradient
Set color value and location for the first or starting color (this will affect the spread). Then set color value and location for the second color (this will affect the spread). Choose between a linear or radial gradient and set the gradient angle if needed.
In section “About” in the preview below you can see the effect of background gradient.