third_party/WebKit/LayoutTests/dialog/modal-dialog-backdrop.html

   1 <!DOCTYPE html>
   2 <style>
   3 dialog {
   4     top: 100px;
   5     height: 100px;
   6     width: 100px;
   7     background: green;
   8 }
   9 </style>
  10 <body>
  11 Test for the default user agent style of dialog::backdrop. The test passes if
  12 there is a green box, above a very lightly translucent gray box spanning the
  13 viewport.
  14 <dialog></dialog>
  15 <script>
  16 document.querySelector('dialog').showModal();
  17 </script>
  18 </body>