Removing photo that didn't have anything to do with the rest of aesthetics
Reducing use in jQuery, which is always a good thing to do in this old code, which objective is to be able to use vanilla js in most cases
Use CSS var() for defining common colors in css. The goal is to avoid using a CSS preprocessor like .scss or .sass to maintain this project very "vanilla". Con: Currently is not possible to have rules inside other rules in vanilla css, which produces duplicated code.
Divide CSS into different files so it's easier to distinguish styles for each component
Fixes https://github.com/W01fw00d/barbarians/projects/3#card-60717252