Block an element feature does not work at all at https://www.cbssports.com/ website.

### Please answer the following questions for yourself before submitting an issue.

- [ ] I am running the latest version
- [ ] I made sure all content blockers are enabled in Safari settings
- [ ] I checked the documentation and found no answer
- [ ] I checked to make sure that this issue has not already been filed

### AdGuard version

AdGuard for Safari v1.11.13

### Environment

```markdown
- OS: Ventura 13.4
- Safari version: 16.5 (18615.2.9.11.4)
```

### What filters do you have enabled?

_No response_

### Issue Details

Steps to reproduce:
1. Enable AdGuard for Safari v1.11.13
2. Go to https://www.cbssports.com/
3. Use `Block an element` feature

### Expected Behavior

I can block any selected element

### Actual Behavior

No element can be selected

### Screenshots

Screenshot 1+2:

<-- paste screenshot here -->

### Additional Information

_No response_