make pictures in hifis4sci scale better

hifisfor/scientists.md

@@ -17,7 +17,7 @@ Particular focus is placed on the topic of research software development.
         class="help-image left"
         alt="Poster Element 1: We are starting a scientific Project. Can you help us?"
         src="{{ site.directory.images | relative_url }}/hifisfor/poster-1.svg"
-        style="max-width: 28rem !important; flex: 2 0 0 !important"
+        style="max-width: 28rem !important; min-height: 10rem !important; min-width: 10rem !important; flex: 2 0 0 !important"
     />
     <div>
         <h3>Set up and plan your projects</h3>
@@ -46,7 +46,7 @@ Particular focus is placed on the topic of research software development.
         class="help-image right"
         alt="Poster Element 2: Data gathering, processing, testing. That's how you automate testing."
         src="{{ site.directory.images | relative_url }}/hifisfor/poster-2.svg"
-        style="max-width: 28rem !important; flex: 2 0 0 !important"
+        style="max-width: 28rem !important; min-height: 10rem !important; min-width: 10rem !important; flex: 2 0 0 !important"
     />
     <div>
         <h3>Data gathering, processing and testing</h3>
@@ -82,7 +82,7 @@ Particular focus is placed on the topic of research software development.
         class="help-image left"
         alt="Poster Element 3: Data consolidation: Sustainability. We support you with courses, consulting and collaboration tools."
         src="{{ site.directory.images | relative_url }}/hifisfor/poster-3.svg"
-        style="max-width: 28rem !important; flex: 2 0 0 !important"
+        style="max-width: 28rem !important; min-height: 10rem !important; min-width: 10rem !important; flex: 2 0 0 !important"
     />
     <div>
         <h3>Consolidation of your Research</h3>
@@ -108,7 +108,7 @@ Particular focus is placed on the topic of research software development.
         class="help-image right"
         alt="Poster Element 4: Data Re-use. We help you to transfer your results."
         src="{{ site.directory.images | relative_url }}/hifisfor/poster-4.svg"
-        style="max-width: 28rem !important; flex: 2 0 0 !important"
+        style="max-width: 28rem !important; min-height: 10rem !important; min-width: 10rem !important; flex: 2 0 0 !important"
     />
     <div>
         <h3>Publication and Re-use</h3>
@@ -134,7 +134,7 @@ Particular focus is placed on the topic of research software development.
         class="help-image left"
         alt="HIFIS Logo, claim. Contact us anytime at support@hifis.net"
         src="{{ site.directory.images | relative_url }}/hifisfor/HIFIS_logo_claim_blue.svg"
-        style="max-width: 28rem !important; flex: 2 0 0 !important"
+        style="max-width: 28rem !important; min-height: 10rem !important; min-width: 10rem !important; flex: 2 0 0 !important"
     />
     <div>
         <h3>Queries, comments and suggestions</h3>