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The tab-size CSS property is used to customize the width of tab characters U+0009.
Last updated on : 2023-02-27
Browser Versions
IE
Edge
Firefox
Chrome
Safari
Opera
Fully Supported
Partially
No Support
tab-size on IE is not supported on any IE versions.
tab-size on Edge is fully supported on 79-110, and not supported on 12-18 Edge versions.
tab-size on Firefox is fully supported on 4-112, and not supported on 2-3 Firefox versions.
tab-size on Chrome is fully supported on 21-113, and not supported on 4-20 Chrome versions.
tab-size on Safari is fully supported on 7-16, partially supported on null-null, and not supported on 0-6 Safari versions.
tab-size on Opera is fully supported on 10-95, and not supported on 9-9 Opera versions.
tab-size on Safari on iOS is fully supported on 7-16, and not supported on 3-6 Safari on iOS versions.
tab-size on Android Browser support is currently unknown.
tab-size on Opera Mobile is fully supported on 11-73, and not supported on 10-10 Opera Mobile versions.
tab-size on Chrome for Android is fully supported on all Chrome for Android versions.
tab-size on Firefox for Android is fully supported on all Firefox for Android versions.
tab-size on Samsung Internet is fully supported on 7-19, and not supported on 4-6 Samsung Internet versions.
Data sourced from
Overall Browser Compatibility Score
Note:tab-size shows a browser compatibility score of 83. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.
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