Denev Delay
.collapsible-block-unfolded .delayed-link p a {
    opacity: 0;
}
 
.collapsible-block-unfolded:not([style="display:none"]) .delayed-link p a {
    animation: fadeIn 3s 11s forwards;
}
 
@keyframes fadeIn {
    from {
        opacity:0;
    }
    to {
        opacity:1;
    }
}
@-moz-keyframes fadeIn {
    from {
        opacity:0;
    }
    to {
        opacity:1;
    }
}
@-webkit-keyframes fadeIn {
    from {
        opacity:0;
    }
    to {
        opacity:1;
    }
}
@-o-keyframes fadeIn {
    from {
        opacity:0;
    }
    to {
        opacity: 1;
    }
}