[Webkit-unassigned] [Bug 256754] New: Align with 'UA' Stylesheet for 'lists' by changing '1__qem' to '1em' for `margin-block-start`

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=256754

            Bug ID: 256754
           Summary: Align with 'UA' Stylesheet for 'lists' by changing
                    '1__qem' to '1em' for `margin-block-start`
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Keywords: BrowserCompat
          Severity: Normal
          Priority: P2
         Component: CSS
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ahmad.saleem792 at gmail.com

Hi Team,

While we are going to sync-up partial UA rules, based on Tim's suggestion, I am tackling this case separately since it would require further discussion.

HTML Spec: https://html.spec.whatwg.org/#lists

Current use of '1__qem':

ol {
...
margin-block-start: 1__qem;
...
}

and

dl {
...
margin-block-start: 1__qem;
...
}

__________________

As per Web-Spec and aligning with 'Firefox', we have to use '1em'.

This was added by this commit in 2002 - https://github.com/WebKit/WebKit/commit/ad72cdff4371a3c296ab7a7e162620ebdc940325

__________________

Just wanted to raise this.

Thanks!

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