What is CSS?
Cascading Style Sheets (CSS) cascade tables of styles. Tables of styles - attempt to separate a detail of design of a page from its structure and the maintenance. In classical HTML we lumped everything together: near to the text paragraph his color, the size of a font, type of a font, etc. if you will want to change such simple parameter as the size of a font on the site - it is necessary to copy all pages. CSS allows to appoint to all objects style which description can be stored(kept) in general in a separate file. Using CSS, you can change the size of a font in all pages of a site, having corrected only one file with the description of styles. The more different styles you will think up, the more abruptly to change design. The most important, that it is not necessary to change available HTML the documents laying on a server. The browser of the user itself will address to a file with styles and will give to a page the necessary shape.
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