Header in Edge-Browser broken

[tschiffler]

Describe the bug
If you visit my blog (www.schiffler.eu) with chrome or firefox, everything is fine. The Header is centered vertical and is full readable. If you visit it in chrome the header is broken so the content is not centered vertical it is located in the top of the header

To Reproduce
Steps to reproduce the behavior:

1. Go to https://www.schiffler.eu (with Chrome)
2. Go to https://www.schiffler.eu (with Edge)
3. Compare the Header

Expected behavior
The headers should be equal

Screenshots
Working-Header (Chrome Browser)

Broken Header (Edge Browser)