{ "css": { "at-rules": { "container": { "__compat": { "description": "@container", "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/@container", "spec_url": "https://drafts.csswg.org/css-contain-3/#container-rule", "tags": [ "web-features:container-queries" ], "support": { "chrome": { "version_added": "105" }, "chrome_android": "mirror", "edge": "mirror", "firefox": { "version_added": "110" }, "firefox_android": "mirror", "ie": { "version_added": false }, "oculus": "mirror", "opera": "mirror", "opera_android": "mirror", "safari": { "version_added": "16" }, "safari_ios": "mirror", "samsunginternet_android": "mirror", "webview_android": "mirror" }, "status": { "experimental": false, "standard_track": true, "deprecated": false } }, "style_queries_for_custom_properties": { "__compat": { "description": "Style queries for custom properties", "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/@container", "spec_url": "https://drafts.csswg.org/css-contain-3/#style-container", "tags": [ "web-features:container-style-queries" ], "support": { "chrome": { "version_added": "111", "impl_url": "https://crbug.com/1302630" }, "chrome_android": "mirror", "edge": "mirror", "firefox": { "version_added": false, "impl_url": "https://bugzil.la/1795622" }, "firefox_android": "mirror", "ie": { "version_added": false }, "oculus": "mirror", "opera": "mirror", "opera_android": "mirror", "safari": { "version_added": "18" }, "safari_ios": "mirror", "samsunginternet_android": "mirror", "webview_android": "mirror" }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } } } } } }