Summary
Rules are nothing without enforcement. When many hands are touching the CSS codebase, no amount of education, strong words or documentation can prevent the quality of your codebase getting diluted. Offering carrots will only get you so far, it's usually necessary to use a little stick too!
In this case, the stick will take the form of static analysis linting tools that can check and enforce code as authors write. This approach can prevent non-con-formant code ever making it further than the offending developers local machine. In the next chapter we will look at how to approach that, alongside tooling in general.
Here come the Fun Police!