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

.field-tip .tip-content {
  visibility: hidden;
  width: 120px;
  background-color: black;
  color: #fff;
  text-align: center;
  border-radius: 5px;
  padding: 6px 0;
  position: absolute;
  z-index: 1;
  bottom: 150%;
  left: 50%;
  margin-left: -60px;
  font-size: 14px;
  font-family: sans-serif;
  padding-left: 10px;
  padding-right: 10px;
  margin-bottom: 8px;
 
}

.field-tip .tip-content::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: black transparent transparent transparent;
}

.field-tip:hover .tip-content {
  visibility: visible;
}