Add ::column pseudo-element feature. (#2655)

* Add ::column pseudo-element feature.

* Generate column-pseudo.yml.dist.

* Update features/column-pseudo.yml

* Update features/column-pseudo.yml

* Update features/column-pseudo.yml

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Co-authored-by: Robert Flack <[email protected]>
Co-authored-by: Patrick Brosset <[email protected]>
Co-authored-by: Patrick Brosset <[email protected]>

Author: 3 people

features/column-pseudo.yml

@@ -0,0 +1,6 @@
+name: ::column
+description: The `::column` CSS pseudo-element represents the individual columns of a multi-column layout container. Columns can only be styled with scroll snap CSS properties and can also have a `::scroll-marker` pseudo-element, which scrolls to the column when activated.
+spec: https://drafts.csswg.org/css-multicol-2/#column-pseudo
+group:
+  - multi-column
+  - scrolling

features/column-pseudo.yml.dist

@@ -0,0 +1,6 @@
+# Generated from: column-pseudo.yml
+# Do not edit this file by hand. Edit the source file instead!
+
+status:
+  baseline: false
+  support: {}