const int redBtn = 2;  
const int blueLed = 8;  
const int greenLed = 13;     
int buttonState = 0;  
int lastButtonState = LOW;

void setup() {
//Button Setup

pinMode(redBtn, INPUT);
//Led Setup
pinMode(greenLed, OUTPUT);
pinMode(blueLed, OUTPUT);
}

void loop() {
  // Read the state of the push button
  buttonState = digitalRead(redBtn);

  if (buttonState == LOW && lastButtonState == HIGH) {
    // Toggle the state of the first LED
    digitalWrite(greenLed, !digitalRead(greenLed));

    // Toggle the state of the second LED
    digitalWrite(blueLed, !digitalRead(blueLed));
  }
  lastButtonState = buttonState;
}