.animated-container-opacity-up {
    animation-name: opacityUp;
    animation-duration: 2000ms;
    animation-delay: 600ms;
    animation-fill-mode: both;
}


article.opacity-animation-article {
    animation-name: opacityUp;
    animation-duration: 2000ms;
    animation-fill-mode: both;
}

@keyframes opacityUp {
    from {
        display: none;
        visibility: hidden;
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }
    to {
        display: block;
        visibility: visible;
        opacity: 1;
        transform: none;
    }
}