tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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backdrop-inherits.html (582B)

      1 <!DOCTYPE html>
      2 <link rel="match" href="backdrop-inherits-ref.html">
      3 <link rel="help" href="https://drafts.csswg.org/css-position-4/#backdrop">
      4 <style>
      5 dialog {
      6  --backdrop-bg: green;
      7  visibility: hidden;
      8 }
      9 
     10 dialog::backdrop {
     11  position: absolute;
     12  top: 100px;
     13  left: 100px;
     14  height: 100px;
     15  width: 100px;
     16  visibility: visible;
     17  background-color: var(--backdrop-bg);
     18 }
     19 </style>
     20 Test that ::backdrop inherits from its originating element. The test passes if
     21 there is a green box and no red.
     22 <dialog></dialog>
     23 <script>
     24 document.querySelector('dialog').showModal();
     25 </script>