{
  "api": {
    "CSSMathNegate": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSMathNegate",
        "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssmathnegate",
        "tags": [
          "web-features:css-typed-om"
        ],
        "support": {
          "chrome": {
            "version_added": "66"
          },
          "chrome_android": "mirror",
          "edge": "mirror",
          "firefox": {
            "version_added": "preview",
            "impl_url": "https://bugzil.la/1278697"
          },
          "firefox_android": "mirror",
          "oculus": "mirror",
          "opera": "mirror",
          "opera_android": "mirror",
          "safari": {
            "version_added": "16.4"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": "mirror",
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "CSSMathNegate": {
        "__compat": {
          "description": "`CSSMathNegate()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSMathNegate/CSSMathNegate",
          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#dom-cssmathnegate-cssmathnegate",
          "tags": [
            "web-features:css-typed-om"
          ],
          "support": {
            "chrome": {
              "version_added": "66"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "preview",
              "impl_url": "https://bugzil.la/1278697"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "value": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSMathNegate/value",
          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#dom-cssmathnegate-value",
          "tags": [
            "web-features:css-typed-om"
          ],
          "support": {
            "chrome": {
              "version_added": "66"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "preview",
              "impl_url": "https://bugzil.la/1278697"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}