smaller subheadlines (h4)

mission/publications.md

@@ -6,10 +6,10 @@ excerpt:
     Documentation and Publications on HIFIS.
 ---
 # Publicly available documents
-### HIFIS Proposal
+#### HIFIS Proposal
 * The original platform proposal for HIFIS [can be found here](https://www.helmholtz.de/fileadmin/user_upload/01_forschung/Helmholtz_Inkubator_HIFIS.pdf).
 
-### Abstracts and Presentations
+#### Abstracts and Presentations
 * *Abstracts*
 * *Presentations of HIFIS Conference, as far as public anyway.*
 
@@ -17,12 +17,12 @@ excerpt:
 The access to the following documents is currently restricted to HIFIS members. 
 Most of the documentation is planned to be made publicly available by Q4, 2020.
 
-### Technical and Administative Documentation
+#### Technical and Administative Documentation
 * [HIFIS Stakeholder List](https://nubes.helmholtz-berlin.de/f/41769740)
 * [Technical documentation for HIFIS architectural components](https://hifis.pages.hzdr.de/hifis-technical-documentation/)
 * [Draft of HIFIS Infrastructure Policies](https://nubes.helmholtz-berlin.de/f/137291725)
 
 
-### Reports
+#### Reports
 * [Annual report for the year 2019](https://nubes.helmholtz-berlin.de/f/78483551)
 * [Feedback Report auf the Scientific Advisory Board, May 2020](https://nubes.helmholtz-berlin.de/f/84005457)