[jQuery] Slick Slider fade 처리

stackoverflow.com/questions/44681711/slick-carousel-css-fade-transition-doesnt-work-on-first-slider

Slick Carousel css fade transition doesn't work on first slider

.slick-slide .item {
    opacity:0;
    transition:opacity 0.5s ease-out;
}

.slick-current + .slick-slide .item {
    opacity: .5;
}

.slick-active, .slick-active .item {
    opacity:1!important;
    transition:opacity 1s ease-in;
}
  
.slick-cloned {
  opacity: 0.3;
}