<code>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>JS Bin</title>
</head>
<body>
<div >
<p>ssss ssss sss sss ssss sss ssssssssssssssssss sss </p>
</div>
</body>
</html>
</code>
<code>
*{
margin:0;
padding:0;
}
div{
width:300px;
height:300px;
text-align:center;
border:1px solid;
position: relative;
}
div p
{
width: 29px;
vertical-align:middle;
display: inline-block;
}
div:before{
content: " ";
display: inline-block;
height: 100%;
width:0;
vertical-align: middle;
}
</code>
