<html>
<head>
<style>
div
{
width:100px;
height:50px;
background:red;
color:white;
font-weight:bold;
transition:width 2s;
-webkit-transition:width 2s; /* Safari */
}
#div1 {transition-timing-function: linear;}
#div2 {transition-timing-function: ease;}
#div3 {transition-timing-function: ease-in;}
#div4 {transition-timing-function: ease-out;}
#div5 {transition-timing-function: ease-in-out;}
/* Safari */
#div1 {-webkit-transition-timing-function: linear;}
#div2 {-webkit-transition-timing-function: ease;}
#div3 {-webkit-transition-timing-function: ease-in;}
#div4 {-webkit-transition-timing-function: ease-out;}
#div5 {-webkit-transition-timing-function: ease-in-out;}
div:hover
{
width:300px;
}
</style>
</head>
<body>
<p><b>Note:</b> This example does not work in Internet Explorer 9 and earlier versions.</p>
<div id="div1" style="top:100px">linear</div>
<div id="div2" style="top:150px">ease</div>
<div id="div3" style="top:200px">ease-in</div>
<div id="div4" style="top:250px">ease-out</div>
<div id="div5" style="top:300px">ease-in-out</div>
<p>Hover over the div elements above, to see the different transition effects.</p>
</body>
</html>