overlay
Unselected areas are covered by default with a semi-transparent black overlay element. You have the option to change the fill color and the opacity ratio of the overlay element .
fill
- 
Default: black
- 
CSS variable name: --v-onboarding-overlay-fill
How to update
:root {
  --v-onboarding-overlay-fill: lightseagreen;
}
opacity
- 
Default: 0.5
- 
CSS variable name: --v-onboarding-overlay-opacity
How to update
:root {
  --v-onboarding-overlay-opacity: 0.9;
}
 
 