.tooltip{
width: 200px; 
color:#000;
font-size:9pt;
font-weight:lighter;
font-family:Tahoma;
text-decoration:none;
text-align:right;
}

.tooltip span.top{padding: 30px 8px 0;
    background: url("/_layouts/images/Sebia/bt.gif") no-repeat top}

.tooltip b.bottom{padding:3px 8px 15px;color: #548912;
    background: url("/_layouts/images/Sebia/bt.gif") no-repeat bottom}