.tooltip {
  position: relative;
  display: inline-block;
  border-bottom: 1px dotted #818181;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 150px;
  background-color: black;
  color: #fff;
  font-family: arial;
  font-size: 11pt;
  text-align: center;
  border-radius: 6px;
  padding: 5px 0 !important;
  line-height: 25px;
  opacity: 0.9;
  
  /* Position the tooltip */
  position: absolute;
  z-index: 1;
  top: -5px;
  left: 105%;
}

.tooltip .tooltiptext::after {
  content: " ";
  position: absolute;
  top: 15%;
  right: 100%; /* To the left of the tooltip */
  margin-top: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: transparent black transparent transparent;
}

.tooltip:hover .tooltiptext {
  visibility: visible;
}