{
 "compat_features": [
  "css.properties.outline",
  "css.properties.outline.auto",
  "css.properties.outline.currentColor",
  "css.properties.outline.dashed",
  "css.properties.outline.dotted",
  "css.properties.outline.double",
  "css.properties.outline.groove",
  "css.properties.outline.inset",
  "css.properties.outline.medium",
  "css.properties.outline.none",
  "css.properties.outline.outset",
  "css.properties.outline.ridge",
  "css.properties.outline.solid",
  "css.properties.outline.thick",
  "css.properties.outline.thin",
  "css.properties.outline.transparent"
 ],
 "description": "The outline CSS shorthand sets the color, style, and width of a line around an element, outside of the border.",
 "description_html": "The <code>outline</code> CSS shorthand sets the color, style, and width of a line around an element, outside of the border.",
 "kind": "feature",
 "name": "outline",
 "spec": [
  "https://drafts.csswg.org/css-ui-4/#outline"
 ],
 "status": {
  "baseline": "high",
  "baseline_high_date": "2025-09-27",
  "baseline_low_date": "2023-03-27",
  "by_compat_key": {
   "css.properties.outline": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.auto": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.currentColor": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.dashed": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.dotted": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.double": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.groove": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.inset": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.medium": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.none": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.outset": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.ridge": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.solid": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.thick": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.thin": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   },
   "css.properties.outline.transparent": {
    "baseline": "high",
    "baseline_high_date": "2025-09-27",
    "baseline_low_date": "2023-03-27",
    "support": {
     "chrome": "94",
     "chrome_android": "94",
     "edge": "94",
     "firefox": "88",
     "firefox_android": "88",
     "safari": "16.4",
     "safari_ios": "16.4"
    }
   }
  },
  "support": {
   "chrome": "94",
   "chrome_android": "94",
   "edge": "94",
   "firefox": "88",
   "firefox_android": "88",
   "safari": "16.4",
   "safari_ios": "16.4"
  }
 },
 "id": "outline",
 "groups": [],
 "specs": [
  {
   "url": "https://drafts.csswg.org/css-ui-4/#outline",
   "seriesComposition": "full",
   "shortname": "css-ui-4",
   "series": {
    "shortname": "css-ui",
    "currentSpecification": "css-ui-4",
    "title": "CSS Basic User Interface",
    "shortTitle": "CSS User Interface",
    "releaseUrl": "https://www.w3.org/TR/css-ui/",
    "nightlyUrl": "https://drafts.csswg.org/css-ui/"
   },
   "seriesVersion": "4",
   "shortTitle": "CSS User Interface 4",
   "seriesPrevious": "css-ui-3",
   "organization": "W3C",
   "groups": [
    {
     "name": "Cascading Style Sheets (CSS) Working Group",
     "url": "https://www.w3.org/groups/wg/css/"
    }
   ],
   "release": {
    "url": "https://www.w3.org/TR/css-ui-4/",
    "status": "Working Draft",
    "filename": "Overview.html"
   },
   "nightly": {
    "url": "https://drafts.csswg.org/css-ui-4/",
    "status": "Editor's Draft",
    "alternateUrls": [
     "https://w3c.github.io/csswg-drafts/css-ui-4/",
     "https://w3c.github.io/csswg-drafts/css-ui/"
    ],
    "repository": "https://github.com/w3c/csswg-drafts",
    "sourcePath": "css-ui-4/Overview.bs",
    "filename": "index.html"
   },
   "title": "CSS Basic User Interface Module Level 4",
   "source": "w3c",
   "categories": [
    "browser"
   ],
   "standing": "good",
   "tests": {
    "repository": "https://github.com/web-platform-tests/wpt",
    "testPaths": [
     "css/css-ui"
    ]
   },
   "fragment": "outline"
  }
 ],
 "mdnUrls": [
  {
   "slug": "Web/CSS/Reference/Properties/outline",
   "title": "`outline` CSS property",
   "anchor": null,
   "url": "https://developer.mozilla.org/docs/Web/CSS/Reference/Properties/outline"
  }
 ],
 "standardPositions": [],
 "hasNegativeStandardPosition": false,
 "stateOfSurveys": [],
 "chromeUseCounters": {
  "percentageOfPageLoad": 0.77929395,
  "url": "https://chromestatus.com/metrics/webfeature/timeline/popularity/189"
 },
 "interop": [],
 "wpt": {
  "url": "https://wpt.fyi/results?q=feature:outline"
 },
 "developerSignals": null,
 "bugs": {},
 "useCases": null,
 "baselineLowDateAsObject": "2023-03-27T00:00:00.000Z",
 "baselineHighDateAsObject": "2025-09-27T00:00:00.000Z"
}