Explore effective CSS refactoring techniques in this 42-minute conference talk from JSConf Argentina 2016. Dive into Harry Roberts' presentation on managing technical debt, identifying optimal refactoring opportunities, and avoiding common pitfalls. Learn strategies for isolating hacks, dealing with specificity issues, and implementing a shame.css file. Gain insights on when to refactor, when to avoid it, and how to navigate through "refactoring tunnels." Discover practical approaches to improve your CSS codebase without compromising functionality or losing your sanity.