{
  "css": {
    "selectors": {
      "focus-within": {
        "__compat": {
          "description": "<code>:focus-within</code>",
          "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:focus-within",
          "support": {
            "chrome": {
              "version_added": "60"
            },
            "chrome_android": {
              "version_added": "60"
            },
            "edge": {
              "version_added": false,
              "notes": "This feature is not implemented. See <a href='https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/11725071-implement-focus-within-from-selectors-4'>the enhancement request</a>."
            },
            "edge_mobile": {
              "version_added": false,
              "notes": "This feature is not implemented. See <a href='https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/11725071-implement-focus-within-from-selectors-4'>the enhancement request</a>."
            },
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": {
              "version_added": "52"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "47"
            },
            "opera_android": {
              "version_added": "47"
            },
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": {
              "version_added": "10.3"
            },
            "samsunginternet_android": {
              "version_added": false
            },
            "webview_android": {
              "version_added": "60"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}