How are css and js are used?

Answer 1

CSS is used to style html document and JS is a programing language used to make html document function. JS stands for javascript and CSS stands for cascading style sheet.
Java and javascript are not same.

Answer 2

--HTML provides the basic structure of sites, which is enhanced and modified by other technologies like CSS and JavaScript.

--CSS is used to control presentation, formatting, and layout.

--Javascript is used to control the behavior of different elements.