[BUGFIX] Follow-up: Docheader spacious (row1/row2)

Docheader row1/row2 are kept for former html structures.
When inner-body paddings were increased before docheader
row1/row2 fall-back was forgotten.

Follow-up CSS.

Change-Id: I7f0346dbd548b7cdc35514d423f779b792ab633a
Resolves: #49735
Releases: 6.2
Reviewed-on: https://review.typo3.org/22018
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn
Reviewed-by: Wouter Wolters
Tested-by: Wouter Wolters