$dev: CSS is like a new set of clothes, it changes the way the website looks. $manglement: So are you telling me that every change in CSS changes the way the website looks? $dev: Yes, that’s exactly right. $manglement: Can you make CSS changes that don’t change the way the website looks? $dev: Can you put on a completely different shirt but still not change the way you look? $manglement: Of course not. $dev: Exactly. CSS is like the shirt of the website. $manglement: Well you should have just explained it like that.