{ "css": { "properties": { "place-items": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/place-items", "spec_url": "https://drafts.csswg.org/css-align/#place-items-property", "support": { "chrome": { "version_added": "59" }, "chrome_android": "mirror", "edge": "mirror", "firefox": { "version_added": "45" }, "firefox_android": "mirror", "ie": { "version_added": false }, "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 } }, "anchor-center": { "__compat": { "spec_url": "https://drafts.csswg.org/css-anchor-position-1/#anchor-center", "tags": [ "web-features:anchor-positioning" ], "support": { "chrome": { "version_added": "125" }, "chrome_android": "mirror", "edge": "mirror", "firefox": { "version_added": false }, "firefox_android": "mirror", "ie": { "version_added": false }, "oculus": "mirror", "opera": "mirror", "opera_android": "mirror", "safari": { "version_added": false }, "safari_ios": "mirror", "samsunginternet_android": "mirror", "webview_android": "mirror", "webview_ios": "mirror" }, "status": { "experimental": true, "standard_track": true, "deprecated": false } } }, "flex_context": { "__compat": { "description": "Supported in Flex Layout", "tags": [ "web-features:flexbox" ], "support": { "chrome": { "version_added": "59" }, "chrome_android": "mirror", "edge": "mirror", "firefox": { "version_added": "45" }, "firefox_android": "mirror", "ie": { "version_added": false }, "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 } } }, "grid_context": { "__compat": { "description": "Supported in Grid Layout", "tags": [ "web-features:grid" ], "support": { "chrome": { "version_added": "59" }, "chrome_android": "mirror", "edge": "mirror", "firefox": { "version_added": "45" }, "firefox_android": "mirror", "ie": { "version_added": false }, "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 } } } } } } }