.overlay{position:fixed;top:0;width:100%;height:100%;z-index:999;display:flex;align-items:center;justify-content:center}[dir] .overlay{background:rgba(0,0,0,.5)}[dir=ltr] .overlay{left:0}[dir=rtl] .overlay{right:0}[dir] .popup{background:#fff;padding:30px;border-radius:4px;box-shadow:0 0 20px rgba(0,0,0,.3);text-align:center}.popup p{font-size:1.1em}[dir] .popup p{margin-bottom:15px}