.tree, .tree ul {
  margin:0;
  padding:0;
  list-style:none
}
.tree ul {
  margin-left:1em;
  position:relative
}
.tree ul ul {
  margin-left:.5em
}
.tree ul:before {
  content:"";
  display:block;
  width:0;
  position:absolute;
  top:0;
  bottom:0;
  left:0;
  border-left:1px solid #BBB;
}
.tree li {
  margin:0;
  padding:0;
  padding-left: 1em;
  line-height:2em;
  position:relative;
  font-size: 14px;
}
.tree li span.kingdom {
  font-size: 18px;
}
.tree li.active span {
  font-weight: 700;
}
.tree li a.clicked {
  font-weight: 700;
}
.tree ul li:before {
  content:"";
  display:block;
  width:10px;
  height:0;
  border-top:1px solid #BBB;
  margin-top:-1px;
  position:absolute;
  top:1em;
  left:0
}
.tree ul li:last-child:before {
  background:#efefef;
  height:auto;
  top:1em;
  bottom:0
}
.indicator {
  margin-right:5px;
  color: #2653A2;
}
.tree li a {
  text-decoration: none;
  color:#369;
}
.tree li button, .tree li button:active, .tree li button:focus {
  text-decoration: none;
  color:#369;
  border:none;
  background:transparent;
  margin:0px 0px 0px 0px;
  padding:0px 0px 0px 0px;
  outline: 0;
}