Multiselect "appendTo="self" menu select display UI bug

[grzedomin]

Describe the bug

When applying appendTo="self" on <Multiselect /> input and menu UI styles are displayed out of frame. Without appendTo everything works fine. Applying appendTo="self" on <Select /> works as expected.

Reproducer

https://stackblitz.com/edit/5ngsmpgu-4fmfkx7n?file=src%2FApp.jsx

System Information

-

Steps to reproduce the behavior

1. Go to https://stackblitz.com/edit/5ngsmpgu-4fmfkx7n?file=src%2FApp.jsx
2. Run the app
3. add appendTo="self"

Expected behavior

No response