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The README says
> There's no distinction between shallow rendering and full rendering as there's no significant performance implications and Shadow DOM negates the need for the distinction.
What…
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The spec has a bunch of concepts relying on CSS boxes like [nearest block ancestor](https://wicg.github.io/scroll-to-text-fragment/#nearest-block-ancestor), which typically walks up the [flat tree](ht…
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- custom properties? (not didn't pierce the Shadow DOM)
- parts (generalized theming)
- sharable CSS (e.g. Sass)
- [**postcss-preset-env**](https://github.com/csstools/postcss-preset-env) instead…
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### Describe the problem
Using the customElement as a wrapper as itself instead of the ....
I saw your comment:
```js
// TODO: Better than , but: Is a wrapper entirely necessary? Why not just se…
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a11ysuite complains about duplicate ids across shadow boundaries...
```
```
```
//Snippet from paper-checkbox
```
Resulting output:
```
Error: Error: AX_HTML_02 (An element's ID must…
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https://drafts.csswg.org/resize-observer/#calculate-depth-for-node-h doesn't explain what
parent-traversal path means. Does it include Shadow DOM? In which way? Is ShadowRoot included?
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Splitting this out from #484
A `ShadowRoot` is a DocumentFragment node that should be able to be serialized by pretty-format & prettyDOM,
A few changes would be needed in [pretty-dom](https://g…
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#### Please describe the feature you would like to request.
Implement custom components using angular elements for angular material components
#### What is the use-case or motivation for this prop…
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Two things have happened in the last year or two:
* Vanilla CSS has gotten [really, really good](https://www.spicyweb.dev/css-nouveau/) (shameless plug!).
* esbuild has gotten better at transpilin…
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When user changes value in line-edit using spinner button, the browser freezes and CPU usage goes 100%.
This was observed only on Firefox, starting from v. 46.
I was unable to reproduce the issue on…