.custom-swiper-slide img:not(:nth-child(1)) {
    display: none;
}
.custom-swiper-slide video:not(:nth-child(1)) {
    display: none;
}

.custom-swiper-slide-bullet {
    display: block;
    height: 2px;
    margin: 0 3px;
    background: #585562;
    transition: all .3s ease;
    position: absolute;
    bottom: 10px;
    left: 0;
    pointer-events:none;
}

.custom-swiper-slide-bullet-active {
    background-color: #fff;
}