#overlayer::before{content:"";display:block;position:fixed;z-index:-99000;width:100%;height:100dvh;background:rgba(0,0,0,.88);opacity:0;transition:z-index 0s .35s,opacity .35s ease-in-out}#overlayer:has(>[data-overlayer-use-overlay]>div:not([data-closing]))::before{z-index:99000;opacity:1;transition:opacity .35s ease-in-out}