void setup() {
pinMode(3, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
}

void loop() {
  
    analogWrite(3,255);
    analogWrite(5,0);
    analogWrite(6,255);
        delay(1000);
    analogWrite(3,255);
    analogWrite(5,255);
    analogWrite(6,255);
      delay(1000);
          analogWrite(3,230);
          analogWrite(5,230);
          analogWrite(6,26);
           delay(1000);
}