.controls {
  display: flex;
  align-items: center;
}

.controls button {
  --size: 30px;
  height: var(--size);
  width: var(--size);
  text-align: center;
}

.pan {
  display: inline-block;
}

.pan > div {
  display: flex;
  justify-content: center;
}

#reset {
  display: flex;
  justify-content: center;
  align-items: center;

  font-size: 1.5rem;
}

.zoom {
  display: inline-flex;
  flex-direction: column;
  margin-left: 0.5rem;
}