Before moving to my question, I know how the :before and :after selectors work. (not a duplicate of what is ::before or ::after expression). My question is in regards to use.

To use the correct adjective with the phrase "in detail", think about fewer vs less in number vs amount - but remember "in detail" means specifically or completely already. Examples: I have read your question and answered it "in detail". If you want to read my explanations "in more detail", keep reading. You might find another answer that explains it just as well with fewer details (which ...

What does The more you know mean? Alex: Did you know a flock of crows is known as murder? Jim: No. The more you know.

What does the phrase the more you know mean? - English Language ...

As we know, comparatives compare two things. So, for example, we say that one thing is larger or more temperate than another thing. Now, let us consider the following examples. A. The African elep...

X, the social media platform formerly known as Twitter, is taking steps to enhance trust within its community by providing more information about user profiles. This initiative aims to help users ...

Know in (1) refers to the clause that comes right before it, so there's no pronoun necessary -- it's essentially a transform of I know it's your job. In (2), however, the object of know is not indicated, as you point out, so something must be provided.