.tooltipx {
  position: relative;
  display: inline-block;
  /* border-bottom: 1px dotted black; */
}

.tooltipx .tooltipxtext {
  visibility: hidden;
  width: 200px;
  background-color: #555;
  color: #fff;
  text-align: center;
  border-radius: 6px;
  padding: 5px 0;

  /* Position the tooltip */
  position: absolute;
  z-index: 1;
}

.tooltipx:hover .tooltipxtext {
  visibility: visible;
}