Re: [csswg-drafts] [selectors-4] Add pseudo-class to establish before-change style for css-transitions on new elements. (#8174) from Rune Lillesveen via GitHub on 2023-03-03 (public-css-archive@w3.org from March 2023)

From: Rune Lillesveen via GitHub <sysbot+gh@w3.org>
Date: Fri, 03 Mar 2023 12:30:30 +0000
To: public-css-archive@w3.org
Message-ID: <issue_comment.created-1453464015-1677846629-sysbot+gh@w3.org>

I did an implementation in Blink with a conditional @-rule: https://chromium-review.googlesource.com/c/chromium/src/+/4304021

I think this looks very ergonomic with nesting:

```css
div {
  transition: background-color 1s;
  background-color: lime;
  @initial { background-color: green; }
}
```


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Received on Friday, 3 March 2023 12:30:32 UTC