How to add box shadows to GeneratePress sidebar widgets

https://www.youtube.com/watch?v=QhzPLUOT2kg

In this video, I will show you how to add box shadows to GeneratePress sidebar widgets.

The link to the CSS generator:
http://www.cssmatic.com/box-shadow

The CSS code for GeneratePress sidebar widgets:
.sidebar .widget { here you need to add your on generated code
}

Resources used:

GeneratePress Premium