/* Hidden green button on the start page. Fades in after 2.5 seconds. */
.wd_reveal {
    margin: 20px 0;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    animation: wd_reveal 1.2s ease 2.5s forwards;
}

@keyframes wd_reveal {
    to {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .wd_reveal {
        opacity: 1;
        visibility: visible;
        transform: none;
        animation: none;
    }
}