a.tooltip {color:#0000ff;}
a.tooltip b {display:none;}
a.tooltip:hover {border:0; position:relative; z-index:200; text-decoration:none;}
a.tooltip:hover b {display:block; position:absolute; top:20px; left:10px; padding:2px; font-weight:bold; font-size:16px;color:#fff; border:1px solid #000; background:#53868B; width:200px;text-decoration:none;}
a.tooltip:hover b em {position:absolute; left:10px; top:-6px; width:50px; height:12px; background:#53868B; display:block; font-size:16px;}