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.
noun. 1  1A man in relation to his child or children. 2  2(often as a title or form of address) a priest. 3  3Early Christian theologians (in particular of the first five centuries) whose writings are regarded as especially authoritative.