.spill nav button {
  cursor: pointer;
  background-color: black;
  color: white;
  border: none;
  padding: 6px 6px;
  font-weight: lighter;
  font-family: monospace;
  border: 1px solid transparent;
}

.spill nav button:hover {
  background-color: #222;
}

.spill nav button.active {
  border: 1px solid white;
}