.popup-wrap img.bth__img {
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.popup-wrap__bottom-preview .popup-wrap__img-sm.slick-current {
    position: relative;
}

.popup-wrap__bottom-preview .popup-wrap__img-sm.slick-current::after {
    position: absolute;
    content: '';
    height: 58px;
    width: 58px;
    border: 1.5px solid #3e3e3e;
    top: 0;
    left: 0;
    border-radius: 2px;
}