.sandbox .ast {
  width:50%;
  display: inline-block;
  height:150px;
  overflow-y:auto;
  position:relative;
  padding:0;
  margin:0 0 10px;
  border:0 none;
}

.sandbox .ast div.node {
  font-size:8pt;
  margin-left:1em;
}

.sandbox .ast td {
  font-size:8pt;
}