Js add class
- Js add class to body
- Js add class to html tag
- Js add class on click
- Js add classes to element
- Js add class to div
- Js add class remove class
- Js add class element
- Js add class on hover
- Js add class on scroll
- Js add classes
- Js add class to tag
- Js add class to item
- Js add class to element by id
- Js add class to input
- Js add class to parent