.strb-sp-wrapper .strb-categories-slider:not(.slick-initialized) {
    display: flex;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
}
.strb-sp-wrapper .strb-categories-slider.slick-initialized {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.4s ease-in-out;
}