uint8_t light_R=11;
uint8_t light_G=10;
uint8_t light_B=9;

void setup() 
{
  pinMode(light_R, OUTPUT);
  pinMode(light_G, OUTPUT);
  pinMode(light_B, OUTPUT);
  
  analogWrite(light_R, 128);
  analogWrite(light_G, 128);
  analogWrite(light_B, 128);

}

void loop() 
{
  for (int i = 1; i <= 100; i++)
  {
    int r = map(i, 1, 100, 254, 254);
    int g = map(i, 1, 100, 106, 254);
    int b = map(i, 1, 100, 0, 171);
    analogWrite(light_R, r);
    analogWrite(light_G, g);
    analogWrite(light_B, b);
    delay(50);
  }
  delay(1000);
  for (int i = 1; i <= 100; i++)
  {
    int r = map(i, 1, 100, 219, 0);
    int g = map(i, 1, 100, 254, 0);
    int b = map(i, 1, 100, 171, 0);
    analogWrite(light_R, r);
    analogWrite(light_G, g);
    analogWrite(light_B, b);
    delay(20);
  }
  delay(1000);
}