#include <Servo.h>
Servo servo1;
int servoPin=11;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(12, INPUT);
  pinMode(7, INPUT);
  servo1.attach(servoPin);
}

void loop() {
  // put your main code here, to run repeatedly:
  

if (digitalRead(12)==HIGH) 
  servo1.write(90);
  delay(2000);
if (digitalRead(12)==LOW) 
  servo1.write(0);


}