Do you know anything about design? Learn some of that first. In the same way that programming makes loads more sense if you can do a little algebra and set theo

Do you know anything about design? Learn some of that first. In the same way that programming makes loads more sense if you can do a little algebra and set theory, CSS makes more sense if you have some idea about how "the eye" moves across a visual space, what colour does and how typography developed (and thus defines the words designers use for type).