CSS was originally manufactured by the W3C as a advice in Dec 1996. It is just a language that allows developers to split up presentation by content also to provide increased flexibility in defining business presentation characteristics. Which means that the same CSS file can easily be used to style and format a lot of web pages at once. This allows a site to load faster.
The CSS specification details the process of cascading websites design sheets. It is possible to state styles in multiple methods, such as in-line or external. In the second item case, multiple styles should become combined into one virtual Design Sheet. Additionally, CSS rules are weighted based on importance, so that the style rule with a higher fat will substitute a conflicting style guideline. The algorithm for cascading weights is normally complex.
CSS helps build a consistent start looking across many web pages. It also makes it simple to change styles on several internet pages at once. You may define prevalent styles in a single CSS file, and these kinds of styles are used on every with the pages.