   if (Serial.available())
   {
     byte data = Serial.read();
-    
+
     byte colorData = (byte) (data & 0xF);
-    
+
     color = 0x000000;
     if (colorData & 0b100)
     {


Adafruit_NeoPixel controller = Adafruit_NeoPixel
(
  LED_COUNT,
  LED_PIN,
  NEO_GRB + NEO_KHZ800
);

long color = 0x000000;

    {
      color += 0x0000FF;
    }

    byte height = (byte) (data >> 4);

    lightCount = (float) height / MAX_STACK_HEIGHT * LED_COUNT;

    setAll(color);
    update();
  }
