canvas {
  display: block;
  background-color: rgba(0,0,0,0);
  width: 100vw;
  height: 100vh;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  background: rgba(0, 0, 0, 0.7);
  z-index: 10;
}

.hidden {
  display: none;
}

input, button {
  margin: 10px;
  padding: 10px;
  font-size: 1em;
}

button {
  cursor: pointer;
  color: white;
  background-color: #3290d6;
  border: none;
  border-radius: 10px;
}



button#quitButton {
  background-color: #d63232;
}

ol {
  text-align: left;
}

#touchControls {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
}

#touchControls .row {
  display: flex;
  justify-content: center;
  margin: 0.25rem;
}

.touch-btn {
  font-size: 2rem;
  padding: 1rem;
  margin: 0.25rem;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid white;
  border-radius: 10px;
  color: white;
  cursor: pointer;
}