{
  "css": {
    "properties": {
      "content": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/content",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": "18"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": {
              "version_added": "4"
            },
            "ie": {
              "version_added": "8"
            },
            "opera": {
              "version_added": "4"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": {
              "version_added": "1.0"
            },
            "webview_android": {
              "version_added": "1"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "alt_text": {
          "__compat": {
            "description": "Alternative text after <code>/</code>",
            "support": {
              "chrome": {
                "version_added": "77"
              },
              "chrome_android": {
                "version_added": "77"
              },
              "edge": {
                "version_added": "79"
              },
              "firefox": {
                "version_added": false
              },
              "firefox_android": {
                "version_added": false
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "64"
              },
              "opera_android": {
                "version_added": "55"
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              },
              "webview_android": {
                "version_added": "77"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "element_replacement": {
          "__compat": {
            "description": "Element replacement",
            "support": {
              "chrome": {
                "version_added": "28"
              },
              "chrome_android": {
                "version_added": "28"
              },
              "edge": {
                "version_added": "79"
              },
              "firefox": {
                "version_added": "63"
              },
              "firefox_android": {
                "version_added": "63"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "7"
              },
              "opera_android": {
                "version_added": "10.1"
              },
              "safari": {
                "version_added": "9"
              },
              "safari_ios": {
                "version_added": "9"
              },
              "samsunginternet_android": {
                "version_added": "1.5"
              },
              "webview_android": {
                "version_added": "≤37"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "url": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/url",
            "description": "<code>url()</code>",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": "18"
              },
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "1"
              },
              "firefox_android": {
                "version_added": "4"
              },
              "ie": {
                "version_added": "8"
              },
              "opera": {
                "version_added": "7"
              },
              "opera_android": {
                "version_added": "14"
              },
              "safari": {
                "version_added": "1"
              },
              "safari_ios": {
                "version_added": "1"
              },
              "samsunginternet_android": {
                "version_added": "1.0"
              },
              "webview_android": {
                "version_added": "37"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}