If you've customized your CSS or otherwise altered your site/base.html
template you'll want to do the following:
Back up your old base.html template:
sudo cp /usr/share/localwiki/templates/site/base.html ~/base.html.bak
Now just remove the base.html template:
sudo rm /usr/share/localwiki/templates/site/base.html
You'll then want to follow the instructions for customizing the CSS:
The only difference now is that we make the CSS-specific changes in a new site/extra_media.html
template rather than adding them directly into base.html
.