{
  "css": {
    "properties": {
      "tab-size": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/tab-size",
          "support": {
            "chrome": {
              "version_added": "21",
              "notes": "This property is not yet animatable."
            },
            "chrome_android": {
              "version_added": "25",
              "notes": "This property is not yet animatable."
            },
            "edge": {
              "version_added": "79",
              "notes": "This property is not yet animatable."
            },
            "firefox": {
              "prefix": "-moz-",
              "version_added": "4",
              "notes": [
                "See <a href='https://bugzil.la/737785'>bug 737785</a> for the status of unprefixing this property.",
                "Before Firefox 53, this property was not animatable."
              ]
            },
            "firefox_android": {
              "prefix": "-moz-",
              "version_added": "4",
              "notes": [
                "See <a href='https://bugzil.la/737785'>bug 737785</a> for the status of unprefixing this property.",
                "Before Firefox 53, this property was not animatable."
              ]
            },
            "ie": {
              "version_added": false
            },
            "opera": [
              {
                "version_added": "15"
              },
              {
                "prefix": "-o-",
                "version_added": "10.5"
              }
            ],
            "opera_android": [
              {
                "version_added": "14"
              },
              {
                "prefix": "-o-",
                "version_added": "11"
              }
            ],
            "safari": {
              "version_added": "6.1"
            },
            "safari_ios": {
              "version_added": "7"
            },
            "samsunginternet_android": {
              "version_added": "1.5",
              "notes": "This property is not yet animatable."
            },
            "webview_android": {
              "version_added": "4.4"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "length": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/length",
            "description": "<code>&lt;length&gt;</code>",
            "support": {
              "chrome": {
                "version_added": "42"
              },
              "chrome_android": {
                "version_added": "42"
              },
              "edge": {
                "version_added": "79"
              },
              "firefox": {
                "version_added": "53"
              },
              "firefox_android": {
                "version_added": "53"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "29"
              },
              "opera_android": {
                "version_added": "29"
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": "4.0"
              },
              "webview_android": {
                "version_added": "56"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}