jQuery addClass example

Change class name on click in jQuery

by johntrepreneur

HTML

<div id="div1">
  <div id="div2">Hello World</div>
</div>

CSS

#div1 { 
  position: absolute;
  height: 200px;
  width: 300px;
  background-color: pink;
  border: 1px solid green;
}

#div2 {
  background-color: yellow;
  border: 5px solid blue;
  
  position: absolute;
  height: 100%;
}