#define led 33
#define pushbutton 25

void setup() {
  pinMode(led, OUTPUT);
  pinMode(pushbutton, INPUT_PULLUP); // Assuming internal pull-up resistor
}

void loop() {
  if (digitalRead(pushbutton) == LOW) { // Check for button press (LOW signal)
    digitalWrite(led, HIGH);

  } else {
    digitalWrite(led, LOW);
  }
}