Draft:    https://www.w3.org/TR/2021/WD-css-multicol-1-20210212/
Title:    CSS Multi-column Layout Module Level 1

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Issue 1.
Summary:  allow percentages for `column-gap`
From:     Chris Harvey
Comment:  https://github.com/w3c/csswg-drafts/issues/1321
Response: https://lists.w3.org/Archives/Public/www-style/2013Feb/0572.html
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/1321#issuecomment-298845182
Resolved: https://github.com/w3c/csswg-drafts/issues/1321#issuecomment-300548136
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Issue 2.
Summary:  definition of `column-span` should say what happens without an ancestor multicol
From:     David Baron
Comment:  https://github.com/w3c/csswg-drafts/issues/1074
Comment:  https://github.com/w3c/csswg-drafts/issues/1074#issuecomment-289172502
Comment:  https://github.com/w3c/csswg-drafts/issues/1074#issuecomment-289882650
Comment:  https://github.com/w3c/csswg-drafts/issues/1074#issuecomment-290106054
Closed:   Accepted
Resolved: https://lists.w3.org/Archives/Public/www-style/2017Apr/0018.html
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Issue 3.
Summary:  definition of `column-span: all` repeats itself
From:     David Baron
Comment:  https://github.com/w3c/csswg-drafts/issues/1073
Closed:   Accepted
Resolved: Bugfix
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Issue 4.
Summary:  Does 'column-span' work on tables?
From:     David Baron
Comment:  https://github.com/w3c/csswg-drafts/issues/1071
Comment:  https://github.com/w3c/csswg-drafts/issues/1071#issuecomment-284115806
Comment:  https://github.com/w3c/csswg-drafts/issues/1071#issuecomment-284139730
Comment:  https://github.com/w3c/csswg-drafts/issues/1071#issuecomment-284532508
Comment:  https://github.com/w3c/csswg-drafts/issues/1071#issuecomment-287919103
Comment:  https://github.com/w3c/csswg-drafts/issues/1071#issuecomment-289877175
Response: https://github.com/w3c/csswg-drafts/issues/1071#issuecomment-290150304
Closed:   Accepted
Resolved: https://lists.w3.org/Archives/Public/www-style/2017Mar/0088.html
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Issue 5.
Summary:  minimum and preferred width of multicol is not defined
From:     François Remy
Comment:  https://github.com/w3c/csswg-drafts/issues/420
Response: https://github.com/w3c/csswg-drafts/issues/420#issuecomment-253261529
Closed:   Invalid
Verified: https://github.com/w3c/csswg-drafts/issues/420#issuecomment-253434545
Resolved: https://lists.w3.org/Archives/Public/www-style/2016Oct/0091.html
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Issue 6.
Summary:  Clarify that column-* properties only apply to block containers
From:     Sebastian Zartner
Comment:  https://github.com/w3c/csswg-drafts/issues/1364
Response: https://github.com/w3c/csswg-drafts/issues/1364#issuecomment-310139377
Closed:   Accepted
Resolved: https://lists.w3.org/Archives/Public/www-style/2017Jun/0028.html
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Issue 7.
Summary:  Clipping of content that overflows a column
From:     Chris Rebert
Comment:  https://github.com/w3c/csswg-drafts/issues/314
Comment:  https://github.com/w3c/csswg-drafts/issues/314#issuecomment-232662653
Comment:  https://github.com/w3c/csswg-drafts/issues/314#issuecomment-233462863
Comment:  https://github.com/w3c/csswg-drafts/issues/314#issuecomment-263801631
Comment:  https://github.com/w3c/csswg-drafts/issues/314#issuecomment-287126356
Response: https://github.com/w3c/csswg-drafts/issues/314#issuecomment-310138645
Closed:   Accepted
Resolved: https://lists.w3.org/Archives/Public/www-style/2017Jun/0028.html
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Issue 8.
Summary:  Remove concept of available width and have pseudo-algorithm depend on used width
From:     Simon Sapin
Comment:  https://lists.w3.org/Archives/Public/www-style/2012Sep/0484.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2012Oct/0226.html
Response:  https://lists.w3.org/Archives/Public/www-style/2013Apr/0347.html
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Feb/0471.html
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Issue 9.
Summary:  References to Paged Media 
From:     David Baron
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Mar/0043.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Mar/0046.html 
Comment:  https://github.com/w3c/csswg-drafts/issues/1746
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/1746#issuecomment-380731574
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Issue 10.
Summary:  Intrinsic Sizing of Multicol Elements
From      Fantasai
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0333.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0344.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0346.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0478.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0482.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0483.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0487.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0505.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Mar/0526.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Apr/0008.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Apr/0009.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Apr/0010.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Apr/0225.html
Closed:   Deferred
Comment:  https://github.com/w3c/csswg-drafts/issues/1742#issuecomment-342001345
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Issue 11.
Summary:  Should margins collapse on spanning elements 
From:     Håkon Wium Lie
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Sep/0509.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Oct/0591.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Nov/0480.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Nov/0540.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Nov/0698.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Nov/0701.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Nov/0734.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Dec/0109.html
Closed:   Accepted
Resolved: https://lists.w3.org/Archives/Public/www-style/2011Dec/0262.html
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Issue 12.
Summary:  Column rule drawing order
From:     Peter Salas
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Jan/0251.html
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Feb/0363.html
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Issue 13.
Summary:  Text describing column boxes as block container boxes 
From:     Anton Prowse
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Dec/0058.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2012Jan/0392.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Apr/0338.html
Comment:  https://github.com/w3c/csswg-drafts/issues/1738
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/1738#issuecomment-342661881
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Issue 14.
Summary:  z-index and pseudo stacking contexts, column rules are painted in the inline content layer
From:     fantasai 
Comment:  https://lists.w3.org/Archives/Public/www-style/2012Jul/0546.html
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Feb/0363.html
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Issue 15.
Summary:  z-order of column rule and column scrolling
From:     Morten Stenshorne
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Sep/0777.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Sep/0006.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Sep/0777.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Oct/0241.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Oct/0242.html
Comment:  https://github.com/w3c/csswg-drafts/issues/1739
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/1739#issuecomment-342659978
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Issue 16.
Summary:  Remove Example XVII in CR 
From:     Gérard Talbot 
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Jul/0498.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Jul/0507.html
Comment:  https://github.com/w3c/csswg-drafts/issues/1740 
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/1740#issuecomment-342662336
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Issue 17.
Summary:  Contradictions about whether zero is allowed for 'column-width'
From:     David Baron 
Comment:  https://lists.w3.org/Archives/Public/www-style/2011May/0338.html
Comment:  https://github.com/w3c/csswg-drafts/issues/1741
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/1741#issuecomment-373091628
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Issue 18.
Summary:  Changed "Content in the normal flow" to "Floated or in-flow content"
From:     Håkon Wium Lie
Comment:  https://lists.w3.org/Archives/Public/www-style/2013May/0253.html
Closed:   Accepted
Resolved: Editorial 
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Issue 19.
Summary:  Revised pseudo-algorithm 
From:     Bert Bos 
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Apr/0347.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Apr/att-0225/tmp.html 
Comment:  https://lists.w3.org/Archives/Public/www-style/2013May/0253.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Jun/0629.html 
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Feb/0471.html 
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Issue 20.
Summary:  Properties columns, column-width, column-count "apply to block containers"
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Feb/0536.html
Closed:   Accepted 
Resolved: Editorial 
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Issue 21.
From:     Gérard Talbot
Summary:  margin collapsing between column-spanning element and blocks in column boxes
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Sep/0356.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Sep/0510.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Oct/0247.html
Closed:   Accepted 
Resolved: Editorial 
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Issue 22.
From:     Philippe Verdy
Summary:  break-* properties and non-paged media; "break-fill" property proposal for child elements
Comment:  https://lists.w3.org/Archives/Public/www-style/2014Jan/0027.html
Comment:  https://github.com/w3c/csswg-drafts/issues/1743
Closed:   Deferred to multicol level 2 or fragmentation spec
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Issue 23.
From:     Robert O'Callahan 
Summary:  Remove the restriction about overflow columns only being in continuous media in the statement that column-fill has no effect on overflow columns
Comment:  https://lists.w3.org/Archives/Public/www-style/2011Dec/0455.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Aug/0274.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Aug/0304.html
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Sep/0471.html 
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Issue 24.
Summary:  Have two keywords for balancing - "balance" and either "balance-last" or "balance-all", depending on what implementations (including Prince and AH) do by default.
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Sep/0471.html
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Issue 25.
Summary:  To balance columns, you just make the row as short as possible (honoring breaking controls, sizes, etc.), then flow normally into that height. No explicit "balancing" occurs (but it's a common effect).
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Sep/0471.html 
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Issue 26.
From:     Håkon Wium Lie
Summary:  Can overflow content influence column height?
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Oct/0396.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Oct/0397.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Oct/0423.html 
Comment:  https://github.com/w3c/csswg-drafts/issues/1745
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/1745#issuecomment-380745583
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Issue 27.
From:     Virgil Palanciuc
Summary:  Inconsistency with definition of column-rule-width 
Comment:  https://lists.w3.org/Archives/Public/www-style/2010Nov/0416.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Sep/0550.html
Closed:   Accepted 
Resolved: Editorial 
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Issue 28.
From:     James Holderness
Summary:  Columns do not clip anything. (As if ::column just had overflow:visible by default.)
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Mar/0057.html
Comment:  https://lists.w3.org/Archives/Public/www-style/2013Aug/0269.html
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2013Sep/0471.html
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Issue 29.
From:     Rachel Andrew
Summary:  Should reference to breaking values be removed from the introduction?
Comment:  https://github.com/w3c/csswg-drafts/issues/1966
Comment:  https://github.com/w3c/csswg-drafts/issues/1966#issuecomment-343537878
Closed:   Accepted
Resolved: Editorial
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Issue 30.
From:     Rachel Andrew
Summary:  Referring to the multicol element or container 
Comment:  https://github.com/w3c/csswg-drafts/issues/1965
Comment:  https://github.com/w3c/csswg-drafts/issues/1965#issuecomment-343698710
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/1965#issuecomment-346424523
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Issue 31.
From:     Dennis Heuer
Summary:  The examples in the specification are poorly made
Comment:  https://lists.w3.org/Archives/Public/www-style/2018Jan/0037.html
Response: https://lists.w3.org/Archives/Public/www-style/2018Jan/0048.html
Closed:   Rejected
Resolved: Editors' discretion - duplicate issue since addressed.
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Issue 32.
From:     Dennis Heuer
Summary:  The design of the column-rule property is not good
Comment:  https://lists.w3.org/Archives/Public/www-style/2018Jan/0039.html
Response: https://lists.w3.org/Archives/Public/www-style/2018Jan/0051.html
Closed:   Rejected
Resolved: Editors' discretion
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Issue 33.
From:     Manuel Rego Casasnovas
Summary:  Make "column-gap: normal" to be 1em in multi-column per spec
Comment:  https://github.com/w3c/csswg-drafts/issues/2145
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/2145#issuecomment-378781507
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Issue 34.
From:     David Baron
Summary:  column-span examples are unclear about visual/source order of text 
Comment:  https://github.com/w3c/csswg-drafts/issues/1087
Response: https://github.com/w3c/csswg-drafts/issues/1087#issuecomment-371343134
Closed:   Accepted
Resolved: Editors' discretion 
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Issue 35.
From:     David Baron
Summary:  How do elements between column-span and its multicol ancestor appear around the span
Comment:  https://github.com/w3c/csswg-drafts/issues/1072
Comment:  https://github.com/w3c/csswg-drafts/issues/1072#issuecomment-287932460
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/1072#issuecomment-342668025 
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Issue 36.
From:     David Baron
Summary:  Specification should define interaction between 'column-span' and 'column-fill'
Comment:  https://github.com/w3c/csswg-drafts/issues/1075
Comment:  https://github.com/w3c/csswg-drafts/issues/1075#issuecomment-284141651
Comment:  https://github.com/w3c/csswg-drafts/issues/1075#issuecomment-284536538
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/1075#issuecomment-342669980
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Issue 37.
From:     David Baron
Summary:  Column rules should only be drawn to the height of the column contents
Comment:  https://github.com/w3c/csswg-drafts/issues/2309
Comment:  https://github.com/w3c/csswg-drafts/issues/2309#issuecomment-365873057
Closed:   Rejected
Resolved: https://github.com/w3c/csswg-drafts/issues/2309#issuecomment-380733360
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Issue 38.
From:     Sam Sneddon
Summary:  Pseudo-algorithm doesn't say when
Comment:  https://github.com/w3c/csswg-drafts/issues/2488
Comment:  https://github.com/w3c/csswg-drafts/issues/2488#issuecomment-377432504
Closed:   Accepted
Resolved: Editorial 
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Issue 39.
From:     Fantasai
Summary:  Balancing and overflow columns
Comment:  https://github.com/w3c/csswg-drafts/issues/2549
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/2549#issuecomment-380753480
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Issue 40.
From:     David Baron
Summary:  How does absolute positioning work in a containing block that was split by a column-span?
Comment:  https://github.com/w3c/csswg-drafts/issues/1894
Closed:   Rejected as defined in Fragmentation spec
Resolved: https://github.com/w3c/csswg-drafts/issues/1894#issuecomment-342673130
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Issue 41.
From:     Manuel Rego Casasnovas
Summary:  Gutter properties computed value
Comment:  https://github.com/w3c/csswg-drafts/issues/2294
Comment:  https://github.com/w3c/csswg-drafts/issues/2294#issuecomment-364321479
Comment:  https://github.com/w3c/csswg-drafts/issues/2294#issuecomment-364682807
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/2294#issuecomment-369313438
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Issue 42.
From:     Fantasai 
Summary:  Handling of zero sized tracks, changing the floor to a required amount
Comment:  https://lists.w3.org/Archives/Public/www-style/2015Dec/0157.html
Comment:  https://github.com/w3c/csswg-drafts/issues/1719
Closed:   Accepted 
Resolved: https://lists.w3.org/Archives/Public/www-style/2016Jan/0031.html
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Issue 43.
From:     Praveen Puglia
Summary:  Something went wrong with the linking or code block?
Comment:  https://github.com/w3c/csswg-drafts/issues/1850
Closed:   Accepted 
Resolved: Editorial 
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Issue 44.
From:     Masataka Yakura
Summary:  Paragraph saying count+width not making sense
Comment:  https://github.com/w3c/csswg-drafts/issues/4291
Closed:   Accepted
Resolved: Editorial 
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Issue 45.
From:     neerjapancholi
Summary:  Margin collapsing does not make sense with column-spans
Comment:  https://github.com/w3c/csswg-drafts/issues/2203
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/2203#issuecomment-431783027
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Issue 46.
From:     Morten Stenshorne
Summary:  Improve column-fill and make it backward-compatible
Comment:  https://github.com/w3c/csswg-drafts/issues/3224
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/3224#issuecomment-468089503
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Issue 47.
From:     Rachel Andrew
Summary:  column-gap length-percentage remove at-risk marker
Comment:  https://github.com/w3c/csswg-drafts/issues/3988
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/3988#issuecomment-498825630
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Issue 48.
From:     Rachel Andrew
Summary:  Should we refer to definition of column-gap in Box Alignment?
Comments: https://github.com/w3c/csswg-drafts/issues/3641 
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/3641#issuecomment-498827184
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Issue 49.
From:     Benoît Rouleau
Summary:  Shouldn't column-fill: auto take min-height into account?
Comments: https://github.com/w3c/csswg-drafts/issues/3064
Closed:   Accepted 
Resolved: https://github.com/w3c/csswg-drafts/issues/3064#issuecomment-475905338
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Issue 50.
From:     Rachel Andrew
Summary:  Introduction refers to tables for Layout
Comments: https://github.com/w3c/csswg-drafts/issues/3654
Closed:   Accepted 
Resolved: Editorial 
----
Issue 51. 
From:     Rachel Andrew
Summary:  pseudo-algorithm refers to track size, terminology not used in the spec 
Comments: https://github.com/w3c/csswg-drafts/issues/3649
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/3649#issuecomment-472505520
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Issue 52.
From:     Mats Palmgren
Summary:  box decorations on boxes fragmented by a column-span 
Comments: https://github.com/w3c/csswg-drafts/issues/3575
Closed:   Accepted
Resolved: Editorial 
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Issue 53.
From:     Rachel Andrew
Summary:  What happens to the mbp of the empty fragment created by a spanner being first-child of an element 
Comments: https://github.com/w3c/csswg-drafts/issues/2552
Closed:   Rejected
Resolved: https://github.com/w3c/csswg-drafts/issues/2552#issuecomment-431781324
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Issue 54.
From:     David Baron 
Summary:  column-fill should behave more similarly in paginated and continuous contexts 
Comments: https://github.com/w3c/csswg-drafts/issues/4036
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/4036#issuecomment-531646703 
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Issue 55.
From:     Rachel Andrew
Summary:  Defining what happens with column-fill in unconstrained containers for continuous and fragmented contexts
Comments: https://github.com/w3c/csswg-drafts/issues/4689
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/4689#issuecomment-621281467
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Issue 56.
From:     Gérard Talbot
Summary:  Improve column-fill example 26 and 27
Comments: https://github.com/w3c/csswg-drafts/issues/3700
Closed:     Rejected as relevant example removed.
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Issue 57.
From:     Alison Maher
Summary:  Improve column-fill example 26 and 27
Comments: https://github.com/w3c/csswg-drafts/issues/5612
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/2203#issuecomment-431783027
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Issue 58.
From:     Morten Stenshorne
Summary:  Should contained out-of-flow descendants affect column balancing?
Comment:  https://github.com/w3c/csswg-drafts/issues/6279
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/6279#issuecomment-839912199
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Issue 59.
From:     Morten Stenshorne
Summary:  Definition of adjacent spanners, when to create column boxes
Comment:  https://github.com/w3c/csswg-drafts/issues/6265
Closed:   Accepted
Resolved: https://github.com/w3c/csswg-drafts/issues/6265#issuecomment-839909999
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Issue 60.
From:     Becky Gibson
Summary:  Request for a11y considerations section
Comment:  https://github.com/w3c/csswg-drafts/issues/6283
Closed:   Accepted
Resolved: Editorial 
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Issue 61.
From:     Richard Ishida
Summary:  Add example of columns in vertical text
Comment:  https://github.com/w3c/csswg-drafts/issues/6301
Closed:   Accepted
Resolved: Editorial 
