This Grav skeleton is based around the Grayscale Grav theme which in turn, is a port of the [Grayscale theme] by Start Bootstrap.
The simplest way to install Grayscale theme for Grav is to download and install the Grayscale Skeleton package:
TIP: Check out the general Grav installation instructions for more details on this process.
It is possible to install just the theme, but page content will need to reference the Grayscale theme's supported templates. It is strongly advised to at least install the Grayscale Skeleton package to see the theme's capabilities in action.
To install just the theme:
$ bin/gpm install grayscale