{
  "css": {
    "properties": {
      "top": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/top",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": "18"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": {
              "version_added": "4"
            },
            "ie": {
              "version_added": "5",
              "notes": "In Internet Explorer versions before 7, when both <code>top</code> and <code>bottom</code> are specified, the element position is overconstrained and the <code>top</code> property has precedence; the computed value of <code>bottom</code> is set to <code>-top</code>, while its specified value is ignored."
            },
            "opera": {
              "version_added": "6"
            },
            "opera_android": {
              "version_added": "14"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": {
              "version_added": "1.0"
            },
            "webview_android": {
              "version_added": "≤37"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}