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The scroll-margin-block-start property defines the margin of the scroll snap area at the start of the block dimension that is used for snapping this box to the snapport. The scroll snap area is determined by taking the transformed border box, finding its rectangular bounding box axis-aligned in the scroll container's coordinate space, then adding the specified outsets.
Last updated on : 2023-02-27
Browser Versions
IE
Edge
Firefox
Chrome
Safari
Opera
Fully Supported
Partially
No Support
scroll-margin-block-start on IE is not supported on any IE versions.
scroll-margin-block-start on Edge is fully supported on 79-110, and not supported on 12-18 Edge versions.
scroll-margin-block-start on Firefox is fully supported on 68-112, and not supported on 2-67 Firefox versions.
scroll-margin-block-start on Chrome is fully supported on 69-113, and not supported on 4-68 Chrome versions.
scroll-margin-block-start on Safari is fully supported on 14-16, partially supported on null-null, and not supported on 0-13 Safari versions.
scroll-margin-block-start on Opera is not supported on any Opera versions.
scroll-margin-block-start on Safari on iOS is fully supported on 14-16, and not supported on 3-13 Safari on iOS versions.
scroll-margin-block-start on Android Browser support is currently unknown.
scroll-margin-block-start on Opera Mobile is not supported on any Opera Mobile versions.
scroll-margin-block-start on Chrome for Android is fully supported on all Chrome for Android versions.
scroll-margin-block-start on Firefox for Android is fully supported on all Firefox for Android versions.
scroll-margin-block-start on Samsung Internet is fully supported on 14-19, and not supported on 4-13 Samsung Internet versions.
Data sourced from
Overall Browser Compatibility Score
Note:scroll-margin-block-start shows a browser compatibility score of 60. 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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