#dhtmltooltip {
  position: absolute;
  width: 250px;
  border: 1px solid #666666;
  padding: 2px;
  background-color: #cccccc;
  visibility: hidden;
  z-index: 100;
  /*Remove below line to remove shadow. Below line should always appear last within this CSS*/
  filter: progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135);
}