Let’s Define Exactly What Atomic CSS is

As Atomic CSS (also known as Functional CSS) has been gaining in popularity, some confusion has occurred about similar related terms. The goal of this article is to clarify this terminology.
There are other projects that use the term Atomic, including Atomic Web Design by Brad Frost. Atomic CSS is a completely separate concept from these.

Let’s start by defining Atomic CSS:
Atomic CSS is the approach to CSS architecture that favors small, single-purpose classes with names based on visual …

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