/* -- basic overlays -- */
.has-overlay {
    position: relative;
}

.has-overlay::after {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    content: "";
    height: 100%;
    width: 100%;
    background-color: #000;
    opacity: 0.0;
    visibility: hidden;
    transition: $transition_opacity;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
}

.has-overlay:hover::after {
    opacity: 0.5;
    visibility: visible;
}

.has-overlay .inner {
    display: none;
}

.has-overlay:hover .inner {
    display: block;
}