blurry scrollbox

<style>
#twelve {
margin: auto;
height: 110px;
width: 135px;
padding: 3px;
text-align: center;
color: #444980;
font-family: questrial;
font-size: 14px;
background: #E2DCDE;
box-shadow: 0px 0px 2px 2px #E2DCDE;
overflow: auto;
}
</style>
<div id="twelve">Hi</div>
</div>