[wp-trac] [WordPress Trac] #50097: CSS: parse error in HTML validator

[WordPress Trac]

#50097: CSS: parse error in HTML validator
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 Reporter:  jennyong                 |       Owner:  (none)
     Type:  defect (bug)             |      Status:  new
 Priority:  normal                   |   Milestone:  Awaiting Review
Component:  General                  |     Version:  5.4.1
 Severity:  normal                   |  Resolution:
 Keywords:  reporter-feedback close  |     Focuses:  css
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Changes (by SergeyBiryukov):

 * keywords:  reporter-feedback => reporter-feedback close


Comment:

 I went through every instance of `.wp-block-button__link` in core and
 bundled themes, but haven't found a CSS rule with an extra comma like
 that.

 This appears to be related to a third-party plugin or theme.

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Ticket URL: <https://core.trac.wordpress.org/ticket/50097#comment:2>
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