.xstooltip 
{
    visibility: hidden; 
    position: absolute; 
    top: 0;  
    left: 0; 
    z-index: 2; 
   	font: normal 0.92em Arial, Helvetica, sans-serif; 
    padding: 3px; 
    border: solid 1px navy;
    color: black;
    background: #e2edff ; 
}