Edit in JSFiddle

$(function () {
  $('#resizeMe').resizable();
});
#resizeMe {
	width: 150px;
	height:150px;
	padding:0.5em;
	background:orange;
	text-align:center;
	font-weight: bold;
	}
<div id="resizeMe">
  <p>Resize Me</p>
</div>