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<html><head><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script><script>$(document).ready(function(){ $("#btn").click(function(){ $("#box").animate({ height: "300px", width: "300px" }, { duration: 5000, easing: "linear", complete: function(){ $(this).after("<p>Animation is complete!</p>"); } }); });});</script></head><body><button id="btn">Animate height & width</button><div id="box" style="background:#98bf21;height:100px;width:100px;margin:6px;"></div></body></html>