span.tooltip {
background: #575757;
padding: 3px;
display: block;
width: 140px;
border: 1px solid #000000;
position: absolute;
margin-top:-40px;
color: #F0F0F0;
font-size:10px;
text-indent: 0;
font: Arial, sans-serif;
text-align: center;
-webkit-box-shadow: inset 2px 2px 2px #616161;
-moz-box-shadow: inset 2px 2px 2px #616161;
box-shadow: inset 2px 2px 2px #616161;
-moz-border-radius: 5px;
border-radius: 5px;
}