thead>tr>td {
  font-weight: bold;
}

.toggler {
  cursor: pointer;
}

h3 {
  background: #eef;
  padding: 0.5em;
  margin: 0.25em 0 0.25em 0;
}

.btn-move-up, .btn-move-down, .btn-remove {
  background-repeat: no-repeat;
  background-position: center;
  width: 24px;
  height: 24px;
  border: 1px solid #aaa;
  cursor: pointer;
}

.btn-move-up {
  background-image: url('go-up.png');
}

.btn-move-down {
  background-image: url('go-down.png');
}

.btn-remove {
  background-image: url('stop.png');
}