/*Dendrogram*/
.node circle {
  fill: #fff;
  stroke: steelblue;
  stroke-width: 1.5px;
}

.node {
  font: 20px sans-serif;
  cursor: pointer;
}

.node text:hover {
  fill: steelblue;
}

.link {
  fill: none;
  stroke: #ccc;
  stroke-width: 1.5px;
}

/*tooltip*/
#tooltip {
  position: fixed;
  min-width: 200px;
  height: auto;
  padding: 10px;
  background-color: #444;
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  border-radius: 10px;
  -webkit-box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4);
  -moz-box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4);
  box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4);
  color: #fff;
}

#tooltip.hidden {
  display: none;
}

#tooltip p {
  margin: 0;
  font-family: sans-serif;
  font-size: 16px;
  line-height: 20px;
}


a:hover {
  text-decoration: none;
}