### Precondition:

Work package module is activated

### Steps to reproduce:

1. Open a WP
2. Select **Add related work packages**
3. <ins>Enter</ins> first digit of an existing WP \> A pop up appears with options

### Actual result:

Content is overlapped


### QA Systems:

- enterprise-dev.qa.finn.de
- openproject-org.qa.finn.de
- OpenProject 4.0.0 (PostgreSQL)
- Reproducible in IE 10 Begin of the insertion
End of the insertion