int led = 10;
int button1 = 8;
int button2 = 9;


int buttonState1 = 0;
int buttonState2 = 0;
int brightness = 0;
int brightUp = 2;



void setup() {
pinMode(led, OUTPUT);
pinMode(button1, INPUT);
pinMode(button2, INPUT);
Serial.begin(9600);
}

void loop() {
analogWrite(led, brightness);
Serial.println(brightness);

buttonState1 = digitalRead (button1);
buttonState2 = digitalRead (button2);


if (buttonState1 == HIGH) {
  brightness = brightness + brightUp;
  if (brightness > 255) {
    brightness = 225;
  }
  delay(100);
}
if (buttonState2 == HIGH) {
  brightness = brightness - brightUp;
  if (brightness < 0) {
    brightness = 0;
  }
  delay(100);
}
delay(30);
}