-
### Description
After loading the `@lwc/synthetic-shadow` polyfill, exiting fullscreen from a nested shadow root no longer works.
#### Steps to Reproduce
```bash
git clone https://github.com…
-
The shadow image shows up in the DOM, but has 0 in its width value (shadowSize is set to another value). In the inspector the element width and height is correct.
-
In Chrome and Safari, a video element not attached to the DOM can start playing and enter Picture-in-Picture. When video is attached to the DOM while playing in Picture-in-Picture, browser implementat…
-
第337天 举例说明Shadow DOM的应用场景有哪些？
作者：cxwht
#94，#1257
[我也要出题](http://web.haizlin.cn/interview/)
-
**Current behavior:**
We use nonce to prevent CSP problems and this case the prop speedy: true is necessary. But when run application on safari and ios 15 I had a problem with shadow dom. Like here…
-
我想做的事情大概是这样：在electron中自定义backend，模式为shadowroot，其中两个webview，service webview运行glass-easel，view webview通过接收service webview的消息进行对dom节点进行绘制，两个webview间通过ipc通信。 在实施过程中，发现如果有1000个循环节点的发，要发送14000多次消息，渲染延迟1-2s。…
-
* **Browser**: Chrome 76.0.3809.46 (Official Build) beta (64-bit)
* **Operating System**: macOS
* **Stylus Version**: 1.5.3
* **Screenshot**:
## motivation
Currently, `Element.prototype.contains()` doesn't see slotted elements as children.
```
#shadow-root
this is slotted
```
```
div.co…
-
## The issue
Back in 3.x it was possible to just apply CSS styles to the component using whatever CSS the project uses and it was possible to style inner parts however one sees fit. Now, it's all …