Tags
A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
Questions related to the CSS (cascading style sheets) of Super User.
Questions about help pages of the site (https://superuser.com/help).
about tags on the meta site
for questions specific to upvotes, the community's way of telling peers that their content was clear and helpful. Up-votes on the meta sites may have different meanings.
Requests for editing the old FAQ, which has been replaced with the help center.
Moderator-only tag for Community Promotion Ads questions.