tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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at-supports.tentative.html (636B)

      1 <!DOCTYPE html>
      2 <html>
      3  <head>
      4    <link rel="help" href="https://drafts.csswg.org/css-env-1/">
      5    <title>Test that CSS env vars work with @support</title>
      6    <script src="/resources/testharness.js"></script>
      7    <script src="/resources/testharnessreport.js"></script>
      8    <style>
      9      @supports (background-color: env(test)) {
     10        body { background-color: rgb(0, 128, 0); }
     11      }
     12    </style>
     13  </head>
     14  <body>
     15    <script>
     16    test(() => {
     17      const style = window.getComputedStyle(document.body);
     18      assert_equals(style.getPropertyValue("background-color"), "rgb(0, 128, 0)");
     19    });
     20    </script>
     21  </body>
     22 </html>