No Loop

//sunrise to sunset from timing sketch mod 2

#define FASTLED_INTERNAL
#include <FastLED.h>
#include <Wire.h>


#define NUM_LEDS 3
#define DATA_PIN 6
#define pm 7


int pmstate;

uint16_t currentPixel = 0;
uint16_t led = 0;
byte maxBrightness = 150;

//----------PALETTES-----------

DEFINE_GRADIENT_PALETTE (am_gp) {
  0, 0, 0, 0,
  18, 98, 0, 0,
  56, 161, 83, 0,
  115, 212, 202, 0,
  179, 255, 253, 213,
  255, 255, 255, 255
};
CRGBPalette16 myPal1 = am_gp;

struct CRGB leds[NUM_LEDS];
static uint8_t paletteIndex = 0;

//------------SETUP-------------

void setup() {
  FastLED.addLeds<WS2811, DATA_PIN, RGB>(leds, NUM_LEDS);

  pinMode(pm, INPUT);
}
//------------LOOP-------------

void loop() {


    CRGB colour = ColorFromPalette(myPal1, paletteIndex, maxBrightness, LINEARBLEND);
    fill_solid(leds, NUM_LEDS, colour);

    if (paletteIndex < 255) {
      EVERY_N_MILLISECONDS(100) {
        paletteIndex++;
          FastLED.show();}
       }
       else {
  if (paletteIndex > 0) {
    EVERY_N_MILLISECONDS(100) {
    paletteIndex--;
     FastLED.show();
   }
  }
 }


}