diff --git a/platformio.ini b/platformio.ini
index f6263e7..893f91f 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -14,14 +14,14 @@ board = attiny85
 framework = arduino
 lib_deps = 
 	fastled/FastLED @ ^3.3.3
-; upload by USBasp stick
+	davidepalladino/Button-Arduino@^1.2.0
 upload_protocol = custom
-upload_flags =
-    -C
-    ${platformio.packages_dir}/tool-avrdude/avrdude.conf
-    -p
-    t85
-    -Pusb
-    -c
-    usbasp
-upload_command = avrdude $UPLOAD_FLAGS -U flash:w:$SOURCE:i
\ No newline at end of file
+upload_flags = 
+	-C
+	${platformio.packages_dir}/tool-avrdude/avrdude.conf
+	-p
+	t85
+	-Pusb
+	-c
+	usbasp
+upload_command = avrdude $UPLOAD_FLAGS -U flash:w:$SOURCE:i
diff --git a/src/CycloTiny85.ino b/src/CycloTiny85.ino
index cdf8f64..d283527 100644
--- a/src/CycloTiny85.ino
+++ b/src/CycloTiny85.ino
@@ -1,75 +1,92 @@
 #include <FastLED.h>
+#include <Button.h>
 
 // How many leds in your strip?
 #define BRIGHTNESS    96
 #define NUM_LEDS      12
 #define TEMPO         100
 
-#define DATA_PIN 0
+#define DATA_PIN 0              // led pin
+#define BTN_PIN 3               // button pin
 
 CRGB leds[NUM_LEDS];
-float tcount = 0.0;          //-INC VAR FOR SIN LOOPS 
-int ibright = 0;             //-BRIGHTNESS (0-255)
+float tcount = 0.0;             //-INC VAR FOR SIN LOOPS 
+int ibright = 0;                //-BRIGHTNESS (0-255)
 int tempo_anim = TEMPO;
-uint8_t gHue = 0; // rotating "base color" 
+uint8_t gHue = 0;               // rotating "base color" 
 
-void colorWipe_up (struct CRGB rgb, uint8_t wait) {
+Button button1(BTN_PIN, PULLUP, 5000);
 
-    for (int i=0; i < NUM_LEDS; i++) {
-        leds[i]=rgb;
+
+void colorWipe_up(struct CRGB rgb, uint8_t wait)
+{
+
+    for (int i = 0; i < NUM_LEDS; i++) {
+        leds[i] = rgb;
         FastSPI_LED.show();
         delay(wait);
     }
 }
-void colorWipe_down (struct CRGB rgb, uint8_t wait) {
 
-    for (int i =  NUM_LEDS-1 ; i >= 0;  i--) {
-        leds[i]=rgb;
+void colorWipe_down(struct CRGB rgb, uint8_t wait)
+{
+
+    for (int i = NUM_LEDS - 1; i >= 0; i--) {
+        leds[i] = rgb;
         FastSPI_LED.show();
         delay(wait);
     }
 }
-void black_out(){
-  // all leds off
-  memset(leds, 0, NUM_LEDS * 3); // all leds off
-  FastSPI_LED.show();
-}
-void dual_color(struct CRGB color1, struct CRGB color2,uint8_t wait) {
-  for (int i=0; i < NUM_LEDS; i++) {
-    memset(leds, 0, NUM_LEDS * 3); // all leds off
-    leds[i]=color1;
-    leds[NUM_LEDS-(i+1)]=color2;
+
+void black_out()
+{
+    // all leds off
+    memset(leds, 0, NUM_LEDS * 3);      // all leds off
     FastSPI_LED.show();
-    delay(wait);
-  }
 }
 
-void setup() {
-  // put your setup code here, to run once:
-  FastLED.addLeds<WS2812B, DATA_PIN, GRB>(leds, NUM_LEDS);
-  FastLED.setBrightness(BRIGHTNESS);
+void dual_color(struct CRGB color1, struct CRGB color2, uint8_t wait)
+{
+    for (int i = 0; i < NUM_LEDS; i++) {
+        memset(leds, 0, NUM_LEDS * 3);  // all leds off
+        leds[i] = color1;
+        leds[NUM_LEDS - (i + 1)] = color2;
+        FastSPI_LED.show();
+        delay(wait);
+    }
 }
 
-void loop() {
-  // put your main code here, to run repeatedly:
-    colorWipe_up ( CRGB::Red,tempo_anim); 
-    delay(100);
-    colorWipe_down ( CRGB::Green,tempo_anim); 
-    delay(100);
-    colorWipe_up ( CRGB::Purple,tempo_anim); 
-    delay(100);
-    colorWipe_down ( CRGB::Blue,tempo_anim); 
-    delay(100);
-    colorWipe_up ( CRGB::Black,tempo_anim); 
-    delay(100);
+
+
+void setup()
+{
+    // put your setup code here, to run once:
+    FastLED.addLeds < WS2812B, DATA_PIN, GRB > (leds, NUM_LEDS);
+    FastLED.setBrightness(BRIGHTNESS);
+}
+
+void loop()
+{
+
+    // put your main code here, to run repeatedly:
+    for (int i = 0; i < 10; i++) {
+        colorWipe_up(CRGB::Red, tempo_anim);
+        delay(100);
+        colorWipe_up(CRGB::Green, tempo_anim);
+        delay(tempo_anim);
+    }
     //dual_color( CRGB::LightGreen,CRGB::Aqua,tempo_anim);
     // dual_color( CRGB::Aqua,CRGB::LightGreen,tempo_anim);    
-    dual_color( CRGB::AliceBlue,CRGB::OrangeRed,tempo_anim);
-    dual_color( CRGB::AliceBlue,CRGB::OrangeRed,tempo_anim);
+    for (int i = 0; i < 10; i++) {
+        dual_color(CRGB::Red, CRGB::Green, tempo_anim);
+        // dual_color( CRGB::Green,CRGB::Red,tempo_anim);
+    }
     black_out();
-    delay(100);
+    delay(tempo_anim);
 
- }
-
-
- 
+    if (button1.checkPress() == 1) {
+        void ();                // Serial.println("SHORT PRESS!");
+    } else if (button1.checkPress() == -1) {
+        void ();                // Serial.println("LONG PRESS!");
+    }
+}