#include <Adafruit_NeoPixel.h>
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(16, 2, NEO_GRB + NEO_KHZ800);


#define push 12
#define neo 2
int modo = 0;

void setup() {
pinMode(push, INPUT_PULLUP);
Serial.begin(9600);
pixels.begin();
}

void loop() {
  if (digitalRead(push)) {
    pixels.setPixelColor(0, pixels.Color(255, 0, 0));
    Serial.println("rojo");
}

if else (digitalRead(push)) {
  pixels.setPixelColor(0, pixels.Color(0, 255, 0));
  Serial.println("verde");
}

if (digitalRead(push)) {
  pixels.setPixelColor(0, pixels.Color(0, 0, 255));
  Serial.println("azul");
  } 
}