#include "FastLED.h"
struct CRGB L[60];
void setup() {
LEDS.addLeds<WS2812,3,GRB>(L,60);FastLED.setBrightness(16);
}
void loop() {
for(int w=0;w<60;w++)L[w]= HeatColor(constrain(200+inoise8_raw(w*20-millis(),w*40-millis())-w*255/60.0,0,255));FastLED.show();delay(1);
}