.open-dialog{margin:1rem}dialog{left:50%;padding:1rem;top:50%;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%)}dialog .close-dialog{position:absolute;right:0;top:0}dialog .body,dialog .title{padding:.5rem}dialog:open::-ms-backdrop{background-color:rgba(0,0,0,.75)}dialog:open::backdrop{background-color:rgba(0,0,0,.75)}