body {
  margin: 0;
  overflow: hidden;
  background-color: #000;
  font-family: 'Courier New', Courier, monospace;
  color: white;
}

canvas {
  display: block;
}

#crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 4px;
  background-color: white;
  border: 1px solid black;
  transform: translate(-50%, -50%);
}

.info-panel {
  position: absolute;
  padding: 10px;
  background-color: rgba(0, 0, 0, 0.6);
  border: 2px solid #555;
  border-radius: 5px;
  text-shadow: 1px 1px 2px black;
}

#controls-info {
  bottom: 20px;
  left: 20px;
}

#block-selector {
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  width: 250px;
  justify-content: flex-end;
}

.block-option {
  width: 50px;
  height: 50px;
  border: 3px solid #555;
  cursor: pointer;
  background-size: 400%;
  image-rendering: pixelated;
}

.block-option.selected {
  border-color: #ffff00;
  box-shadow: 0 0 10px #ffff00;
}