Should css class names like 'floatleft' that directly describe the attached style be avoided?

Question

Lots of websites use class names like floatleft, clearfloat, alignright, small, center etc that describe the

Answer 1

I am a developer before a programmer, so for me I use something like a "floatleft" css class as a sort of UtilityMethod.
Meaning, my css class is "floatleft"...and that's all that class does. so if I say

in my mind that is saying "make this div float to the left".
So if that Div also needs a blue background and is my main header it's going to have a different class for that and I end up with

Doing it this way also avoids issues with refactoring. If I am changing my design later, I will know that "floatleft" ALWAYS floats things left and nothing more.