body {
  font-family: 'Press Start 2P', cursive;
  background: #111;
  color: #0f0;
  text-align: center;
  margin: 0;
  padding: 0;
}

header {
  background: #222;
  padding: 10px;
}

nav a {
  margin: 0 10px;
  color: #0f0;
  text-decoration: none;
}

main {
  padding: 20px;
}

#batcat {
  width: 160px;
  height: 160px;
  image-rendering: pixelated;
  cursor: pointer;
}

#minis-container img {
  width: 32px;
  height: 32px;
  image-rendering: pixelated;
  margin: 4px;
}

button {
  font-family: 'Press Start 2P';
  background: #0f0;
  border: none;
  padding: 8px 16px;
  margin-top: 10px;
  cursor: pointer;
}

#mute-btn {
  position: fixed;
  top: 10px;
  right: 10px;
}