em, px, pt, cm, inâ¦. CSS offers a number of different units for expressing length. Some have their history in typography, such as point (pt) and pica (pc), others are known from everyday use, such as centimeter (cm) and inch (in). And there is also a âmagicâ unit that was invented specifically for CSS: the px.
authoritative adjective. âº having the âpower of âspecial âknowledge, or (of a âperson) âshowing the âconfidence of having âspecial âknowledge: an authoritative âmanner Her âopinion on the âsubject was âconsidered authoritative. having the âpower of âspecial âknowledge, or (of a âperson) âshowing the âconfidence of having âspecial âknowledge: an authoritative âmanner Her âopinion on the âsubject was âconsidered authoritative.
Note howclosely it parallels Weberâs insistence that authority is a sub-set ofpower and involves hierarchy, obedience, and command: Authority is the capacity, innate or acquired, for exercising ascen-dency over a group. It is a manifestation of power and impliesobedience on the part of those subject to it.