REon: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100% !important;
    transform: translate(-50%, -50%); 
    object-fit: cover; 
    transition: opacity 1s ease; 
    z-index: -1;
    display: block !important;
    opacity: 0;
}

.bg-image.fadeout {
  opacity: 0 !important;
}
.bg-image.next {
    opacity: 1;
    z-index: 0 !important;
}
.bg-image.current {
    opacity: 1;
    z-index: 1 !important; 
}