.wam-live-slot:empty { display:none; }
.wam-banner-empty { display:none !important; }
/* Jannah's observed ad-size wrapper when its only children are live slots. */
@supports selector(:has(*)) {
    .stream-item-size:has(> .wam-live-slot):not(:has(> :not(.wam-live-slot))):not(:has(.wam-live-slot > *)) { display:none; }
}