path {
  stroke: white;
  stroke-width: 1px;
}

div.tooltip {
  position: absolute;
  text-align: center;
  width: 125px;
  height: 50px;
  padding-top: 8px;
  font-family: sans-serif;
  font-size: 14px;
  border-style: solid;
  border-color: lightgray;
  border-width: thin;
  background: white;
  border-radius: 8px;
  pointer-events: none;
}