.SQ4tooltip {
  position: relative;
  display: inline-block;
  color: #1669ad;
  /*border-bottom: 1px dotted black;*/
}

.SQ4tooltip .SQ4tooltiptext {
  visibility: hidden;
  width: 180px;
  background-color: #666;
  background-color:rgba(0.4,0.4,0.4,0.9);
  color: #ddd;
  text-align: left;
  border-radius: 6px;
  padding: 5px 5px;
  /* Position the SQ4tooltip */
  position: absolute;
  z-index: 1;

}

.SQ4tooltip:hover .SQ4tooltiptext {
  visibility: visible;
}