Door for Automatic Premises

#include <Servo.h>
Servo puerta;
int boton1;
int boton2; 

void setup() {
 pinMode(boton1,INPUT);
 pinMode(boton2,INPUT);
 puerta.attach (3);
}

void loop() {
  if(boton1==HIGH)
  { puerta.write(90); 
                }
  else(boton2==HIGH);
  { 
    puerta.write(0);
    }

}