{
  "css": {
    "properties": {
      "align-content": {
        "flex_context": {
          "__compat": {
            "description": "Supported in Flex Layout",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/align-content",
            "support": {
              "chrome": [
                {
                  "version_added": "29"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "21"
                }
              ],
              "chrome_android": [
                {
                  "version_added": "29"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "25"
                }
              ],
              "edge": [
                {
                  "version_added": "12"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "12"
                }
              ],
              "firefox": [
                {
                  "version_added": "28"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "49"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "48",
                  "flags": [
                    {
                      "type": "preference",
                      "name": "layout.css.prefixes.webkit",
                      "value_to_set": "true"
                    }
                  ]
                }
              ],
              "firefox_android": [
                {
                  "version_added": "28"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "49"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "48",
                  "flags": [
                    {
                      "type": "preference",
                      "name": "layout.css.prefixes.webkit",
                      "value_to_set": "true"
                    }
                  ]
                }
              ],
              "ie": {
                "version_added": "11"
              },
              "opera": {
                "version_added": "12.1"
              },
              "opera_android": {
                "version_added": "12.1"
              },
              "safari": [
                {
                  "version_added": "9"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "6.1"
                }
              ],
              "safari_ios": [
                {
                  "version_added": "9"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "7"
                }
              ],
              "samsunginternet_android": [
                {
                  "version_added": "2.0"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "1.5"
                }
              ],
              "webview_android": [
                {
                  "version_added": "4.4"
                },
                {
                  "prefix": "-webkit-",
                  "version_added": "≤37"
                }
              ]
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          },
          "baseline": {
            "__compat": {
              "description": "<code>baseline</code>",
              "support": {
                "chrome": {
                  "version_added": "57"
                },
                "chrome_android": {
                  "version_added": "57"
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "45"
                },
                "firefox_android": {
                  "version_added": "45"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "44"
                },
                "opera_android": {
                  "version_added": "43"
                },
                "safari": {
                  "version_added": "9"
                },
                "safari_ios": {
                  "version_added": "9"
                },
                "samsunginternet_android": {
                  "version_added": "7.0"
                },
                "webview_android": {
                  "version_added": "57"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "first_last_baseline": {
            "__compat": {
              "description": "<code>first baseline</code> and <code>last baseline</code>",
              "support": {
                "chrome": {
                  "version_added": false
                },
                "chrome_android": {
                  "version_added": false
                },
                "edge": {
                  "version_added": false
                },
                "firefox": {
                  "version_added": "52"
                },
                "firefox_android": {
                  "version_added": "52"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false
                },
                "opera_android": {
                  "version_added": false
                },
                "safari": {
                  "version_added": "11"
                },
                "safari_ios": {
                  "version_added": "11"
                },
                "samsunginternet_android": {
                  "version_added": false
                },
                "webview_android": {
                  "version_added": false
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "left_right": {
            "__compat": {
              "description": "<code>left</code> and <code>right</code>",
              "support": {
                "chrome": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "chrome_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "edge": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "firefox": {
                  "version_added": "52",
                  "version_removed": "60",
                  "notes": "<code>align-content</code> no longer accepts the <code>left</code> and <code>right</code> values"
                },
                "firefox_android": {
                  "version_added": "52",
                  "version_removed": "60",
                  "notes": "<code>align-content</code> no longer accepts the <code>left</code> and <code>right</code> values"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "opera_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "safari": {
                  "version_added": false
                },
                "safari_ios": {
                  "version_added": false
                },
                "samsunginternet_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "webview_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "safe_unsafe": {
            "__compat": {
              "description": "<code>safe</code> and <code>unsafe</code>",
              "support": {
                "chrome": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "chrome_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "edge": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "firefox": {
                  "version_added": "63"
                },
                "firefox_android": {
                  "version_added": "63"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "opera_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "safari": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "safari_ios": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "samsunginternet_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "webview_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "space-evenly": {
            "__compat": {
              "description": "<code>space-evenly</code>",
              "support": {
                "chrome": {
                  "version_added": "60"
                },
                "chrome_android": {
                  "version_added": "60"
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "52"
                },
                "firefox_android": {
                  "version_added": "52"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "47"
                },
                "opera_android": {
                  "version_added": "44"
                },
                "safari": {
                  "version_added": "11"
                },
                "safari_ios": {
                  "version_added": "11"
                },
                "samsunginternet_android": {
                  "version_added": "8.0"
                },
                "webview_android": {
                  "version_added": "60"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "start_end": {
            "__compat": {
              "description": "<code>start</code> and <code>end</code>",
              "support": {
                "chrome": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "chrome_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "edge": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "firefox": {
                  "version_added": "45"
                },
                "firefox_android": {
                  "version_added": "45"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "opera_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "safari": {
                  "version_added": false
                },
                "safari_ios": {
                  "version_added": false
                },
                "samsunginternet_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                },
                "webview_android": {
                  "version_added": false,
                  "notes": "This value is recognized, but has no effect."
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "stretch": {
            "__compat": {
              "description": "<code>stretch</code>",
              "support": {
                "chrome": {
                  "version_added": "57"
                },
                "chrome_android": {
                  "version_added": "57"
                },
                "edge": {
                  "version_added": "79"
                },
                "firefox": {
                  "version_added": "52"
                },
                "firefox_android": {
                  "version_added": "52"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "44"
                },
                "opera_android": {
                  "version_added": "43"
                },
                "safari": {
                  "version_added": "9"
                },
                "safari_ios": {
                  "version_added": "9"
                },
                "samsunginternet_android": {
                  "version_added": "7.0"
                },
                "webview_android": {
                  "version_added": "57"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          }
        },
        "grid_context": {
          "__compat": {
            "description": "Supported in Grid Layout",
            "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/align-content",
            "support": {
              "chrome": {
                "version_added": "57"
              },
              "chrome_android": {
                "version_added": "52"
              },
              "edge": {
                "version_added": "16"
              },
              "firefox": {
                "version_added": "52"
              },
              "firefox_android": {
                "version_added": "52"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "44"
              },
              "opera_android": {
                "version_added": "43"
              },
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": {
                "version_added": "10.3"
              },
              "samsunginternet_android": {
                "version_added": "6.2"
              },
              "webview_android": {
                "version_added": "57"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}