What type of issue is this?

Incorrect support data

What information was incorrect, unhelpful, or incomplete?

The table lists safe and unsafe <overflow-position> as not supported on the following properties while they actually are:

• align-content - supported
• align-items - supported
• align-self - supported
• justify-content - supported
• justify-items - unsupported
• justify-self - unsupported

What browsers does this problem apply to, if applicable?

Safari

What did you expect to see?

Supported status on above four properties since v17.3 or earlier, exact version unknown.

Did you test this? If so, how?

https://jsfiddle.net/silverwind/k81wj5b4/ works as expected in Safari 17.3.

Can you link to any release notes, bugs, pull requests, or MDN pages related to this?

I searched https://bugs.webkit.org but did not find any relevant closed bug.

Do you have anything more you want to share?

No response

MDN URL

https://developer.mozilla.org/en-US/docs/Web/CSS/justify-content

MDN metadata