.interactive ul {
    list-style: none;
    padding-left: 20px;
}
.interactive li {
    text-align: left;
    padding: revert;
    float:none;
    border:0;
}
.interactive a {
    display: inline;
    color: revert;
    padding: revert;
    text-align: left;
    background-color: revert;
    text-decoration: underline;
}
.subspecies {
   padding-left: 15px;
}
#content > div {
   float:left;
   width:48%;
}
#centred {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
#content-details {
  position: absolute;
  top: 100px;
  left: 50%;
  width: 45%;
}
.tree-display-options {
   float:right;
   font-size:small;
   text-align:left;
   width:200px;
   padding:10px;
   margin:10px;
   border:1px solid #000088;
   border-radius:5px;
}