[Bug 29200] New: Specifying top and bottom margins in percentage should relate to height, not width, of parent

https://www.w3.org/Bugs/Public/show_bug.cgi?id=29200

            Bug ID: 29200
           Summary: Specifying top and bottom margins in percentage should
                    relate to height, not width, of parent
           Product: CSS
           Version: unspecified
          Hardware: All
                OS: All
            Status: NEW
          Severity: critical
          Priority: P2
         Component: Box model
          Assignee: bert@w3.org
          Reporter: teo8976@gmail.com
        QA Contact: public-css-bugzilla@w3.org
  Target Milestone: ---

http://www.w3.org/TR/CSS21/box.html#value-def-margin-width

> <percentage>
> The percentage is calculated with respect to the
> WIDTH of the generated box's containing block. Note that this
> is true for 'MARGIN-TOP' AND 'MARGIN-BOTTOM' AS WELL.

This is completely demential. A vertical margin computed as a percentage of
width. Somebody explain me what's the rationale behind that.

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Received on Tuesday, 13 October 2015 16:26:01 UTC