#include <FastLED.h>
#define LED_PIN 2
#define NUM_LEDS 12

CRGB leds[NUM_LEDS];

void setup() {
  FastLED.addLeds<WS2812, LED_PIN, GRB>(leds, NUM_LEDS);
  FastLED.setMaxPowerInVoltsAndMilliamps(5, 500);
    FastLED.setBrightness(250);
  FastLED.clear();
  FastLED.show();
 
}

void loop() {
leds[0] = CRGB::Red;
  leds[1] = CRGB::Green;
  leds[2] = CRGB::Blue;
  FastLED.show();
 




  /*/ RED Green Blue
//for (int i=0; i<NUM_LEDS; i++ )
{
    leds[i] = CRGB(0, 255-2*i, 20*i );
    FastLED.setBrightness(6*i);
    FastLED.show();
    delay (50);
} 
//for (int i=NUM_LEDS; i> 0; i-- )
{
    leds[i] = CRGB(20*i, 0, 255-20*i );
    FastLED.setBrightness(60-2*i);
    FastLED.show();
        delay (50);/

} */
}