body {
  margin: 0;
  overflow: hidden;
  background: #05060a;
  font-family: Arial, sans-serif;
}

canvas {
  display: block;
}

.center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 42px;
  letter-spacing: 2px;
  text-shadow: 0 0 20px rgba(255,255,255,0.2);
  pointer-events: none;
  user-select: none;
}