CSS

1.WHAT IS CALLED  CSS?

Answer: Our Google Mama says that  Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in HTML or XML (including XML dialects such as SVG or XHTML).CSS describes how elements should be rendered on screen, on paper, in speech, or on other media.

we can also say that Cascading Style Sheets (CSS) is a simple mechanism for adding style (e.g., fonts, colors, spacing) to Web documents.