Mobile view does not show header of slide, if header is too long

Ann Nielsen reported an issue

The first header is covered by the navbar thus can't be read. I using Chrome with a Huawei Mate 9

Reported URL:https://new.typo3.org/certification/

User Agent:Mozilla/5.0 (Linux; Android 8.0.0; MHA-L09 Build/HUAWEIMHA-L09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.109 Mobile Safari/537.36