#define button 14
#define cervena 27
#define zlta 26
#define zelena 25
int mod = 0;
bool test = true;

long buducnost;

void setup() {
  pinMode(button, INPUT_PULLUP);
  pinMode(cervena, OUTPUT);
  pinMode(zlta, OUTPUT);
  pinMode(zelena, OUTPUT);
  Serial.begin(9600);
}

void loop() {

  if(millis() >= buducnost)
  {
    if(mod == 0)
    {
      digitalWrite(cervena, HIGH);
      digitalWrite(zlta, LOW);
      buducnost = millis() + 1000;
      mod++;
    }
    else if(mod == 1)
    {
      digitalWrite(zlta, HIGH);
      digitalWrite(cervena, LOW);
      buducnost = millis() + 400;
      mod++;
    }
    else if(mod == 2)
    {
      digitalWrite(zelena, HIGH);
      digitalWrite(zlta, LOW);
      buducnost = millis() + 1000;
      mod++;
    }
    else if(mod == 3)
    {
      digitalWrite(zlta, HIGH);
      digitalWrite(zelena, LOW);
      buducnost = millis() + 400;
      mod = 0;
    }
    else if(mod == 4)
    {
      digitalWrite(cervena, LOW);
      digitalWrite(zlta, HIGH);
      digitalWrite(zelena, LOW);
      buducnost = millis() + 500;
      mod++;
    }
    else if(mod == 5)
    {
      digitalWrite(cervena, LOW);
      digitalWrite(zlta, LOW);
      digitalWrite(zelena, LOW);
      mod = 4;
      buducnost = millis() + 500;
    }

  }

// -----------------------------------------------

  if(digitalRead(button) == LOW && test == true)
  {
    test = false;
    if(mod < 4)
      mod = 4;
      
    else
      mod = 0;
  }
  else if(digitalRead(button) == HIGH && test == false)
  {
    test = true;
  }

}