{
  "css": {
    "properties": {
      "position": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/position",
          "spec_url": "https://drafts.csswg.org/css-position/#position-property",
          "tags": [
            "web-features:position"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "4"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "4"
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "absolute": {
          "__compat": {
            "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-absolute",
            "tags": [
              "web-features:absolute-positioning"
            ],
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "1",
                "notes": [
                  "Before Firefox 57, absolute positioning did not work correctly when applied to elements inside tables that have [`border-collapse`](https://developer.mozilla.org/docs/Web/CSS/border-collapse) applied to them ([bug 1379306](https://bugzil.la/1379306)).",
                  "Before Firefox 30, absolute positioning of table rows and row groups was not supported ([bug 63895](https://bugzil.la/63895))."
                ]
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "≤11"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "absolutely_positioned_flex_children": {
          "__compat": {
            "description": "Absolutely-positioned flex children",
            "tags": [
              "web-features:flexbox"
            ],
            "support": {
              "chrome": {
                "version_added": "52"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "52"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "10"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "11"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "fixed": {
          "__compat": {
            "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-fixed",
            "tags": [
              "web-features:fixed-positioning"
            ],
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "1",
                "notes": "Before Firefox 44, `position: fixed` didn't create a stacking context in most cases. Firefox and the specification have been modified to mimic Chrome and Safari's long-time behavior."
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "7",
                "notes": "In Internet Explorer, fixed positioning doesn't work if the document is in [quirks mode](https://developer.mozilla.org/docs/Web/HTML/Quirks_Mode_and_Standards_Mode)."
              },
              "oculus": "mirror",
              "opera": {
                "version_added": "4"
              },
              "opera_android": "mirror",
              "safari": {
                "version_added": "1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "position_sticky_table_elements": {
          "__compat": {
            "description": "Table elements as `sticky` positioning containers",
            "tags": [
              "web-features:sticky-positioning"
            ],
            "support": {
              "chrome": {
                "version_added": "56"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "16"
              },
              "firefox": {
                "version_added": "59",
                "notes": "Borders do not display on table headers if [`border-collapse`](https://developer.mozilla.org/docs/Web/CSS/border-collapse) is set to `collapse` ([bug 1727594](https://bugzil.la/1727594))."
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "8"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "relative": {
          "__compat": {
            "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-relative",
            "tags": [
              "web-features:relative-positioning"
            ],
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "1"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "≤11"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "static": {
          "__compat": {
            "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-static",
            "tags": [
              "web-features:static-positioning"
            ],
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "1"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "≤11"
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "sticky": {
          "__compat": {
            "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-sticky",
            "tags": [
              "web-features:sticky-positioning"
            ],
            "support": {
              "chrome": {
                "version_added": "56"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "16"
              },
              "firefox": {
                "version_added": "32"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": [
                {
                  "version_added": "13"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "7"
                }
              ],
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}