.tooltip {
 position:absolute;
 z-index:99;
 background-color:#efefef;
 padding:5px;
 width:250px;
 font: 11px Tahoma; color: #000000;
 border: 1px;
 background:#f7f7f7;
 border-style: solid;
 border-color: #cfcfcf;
}