.divider-background {
    -webkit-mask-image: linear-gradient(#000 0 0);
    mask-image: linear-gradient(#000 0 0);
    -webkit-mask-size: 0% 100%;
    mask-size: 0% 100%;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: 0 0;
    mask-position: 0 0;
}

.divider-background.is-visible {
    -webkit-mask-size: 100% 100%;
    mask-size: 100% 100%;
    transition: -webkit-mask-size 3.2s ease, mask-size 3.2s ease;
    transition-delay: .01s;
}