{
  "css": {
    "selectors": {
      "-moz-system-metric": {
        "__compat": {
          "description": "<code>:-moz-system-metric()</code>",
          "support": {
            "webview_android": {
              "version_added": false
            },
            "chrome": {
              "version_added": false
            },
            "chrome_android": {
              "version_added": false
            },
            "edge": {
              "version_added": false
            },
            "edge_mobile": {
              "version_added": false
            },
            "firefox": {
              "version_added": "3",
              "version_removed": "58",
              "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
            },
            "firefox_android": {
              "version_added": "4",
              "version_removed": "58",
              "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": false
            },
            "opera_android": {
              "version_added": false
            },
            "qq_android": {
              "version_added": false
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": false
            },
            "uc_android": {
              "version_added": false
            },
            "uc_chinese_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        },
        "images-in-menus": {
          "__compat": {
            "description": "<code>:-moz-system-metric(images-in-menus)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(images-in-menus)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "mac-graphite-theme": {
          "__compat": {
            "description": "<code>:-moz-system-metric(mac-graphite-theme)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(mac-graphite-theme)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "scrollbar-end-backward": {
          "__compat": {
            "description": "<code>:-moz-system-metric(scrollbar-end-backward)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(scrollbar-end-backward)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "scrollbar-end-forward": {
          "__compat": {
            "description": "<code>:-moz-system-metric(scrollbar-end-forward)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(scrollbar-end-forward)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "scrollbar-start-backward": {
          "__compat": {
            "description": "<code>:-moz-system-metric(scrollbar-start-backward)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(scrollbar-start-backward)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "scrollbar-start-forward": {
          "__compat": {
            "description": "<code>:-moz-system-metric(scrollbar-start-forward)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(scrollbar-start-forward)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "scrollbar-thumb-proportional": {
          "__compat": {
            "description": "<code>:-moz-system-metric(scrollbar-thumb-proportional)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(scrollbar-thumb-proportional)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "touch-enabled": {
          "__compat": {
            "description": "<code>:-moz-system-metric(touch-enabled)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(touch-enabled)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        },
        "windows-default-theme": {
          "__compat": {
            "description": "<code>:-moz-system-metric(windows-default-theme)</code>",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/:-moz-system-metric(windows-default-theme)",
            "support": {
              "webview_android": {
                "version_added": false
              },
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "3",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "firefox_android": {
                "version_added": "4",
                "version_removed": "58",
                "notes": "Internal only since Firefox 58 (See <a href='https://bugzil.la/1396066'>bug 1396066</a>)."
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "qq_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "uc_android": {
                "version_added": false
              },
              "uc_chinese_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        }
      }
    }
  }
}