[JS]React-Slick bug: 點選dot往左或往右滑，會出現多個dots在手機上

.slick-dots li button:focus:before, .slick-dots li button:hover:before{
    opacity: 0.25 !important ;
}
.slick-dots li.slick-active button:before {
    opacity: 1 !important;
}