.multiselect .middleColumn {
  height: 210px;
}

.multiselect-controls {
  float: left;
  text-align: center;
}

.multiselect select {
  float: left;
  padding: 5px;
  margin: 5px;
  height: 200px;
  min-width: 200px;
}

.multiselect select.hidden {
  display: none;
}