styling the footer, adding license

webpage_contents/_quarto.yml

@@ -11,13 +11,12 @@ website:
     back-to-top-navigation: true    
     page-footer: 
         left: |
+          Source code on [![](https://images.ctfassets.net/xz1dnu24egyd/1hnQd13UBU7n5V0RsJcbP3/769692e40a6d528e334b84f079c1f577/gitlab-logo-100.png){fig-alt="Git" width=65px}](https://gitlab.uzh.ch/crsuzh/snf_213535/fdcns) 
           [Access this Gitlab repo](https://gitlab.uzh.ch/snf_213535/fdcns)
         center: 
           - text: "About"            
             href: about/index.qmd  
-        right: |
-           This is a website under the [CC BY international license 4.0 ](https://creativecommons.org/licenses/by/4.0/).  
-                     
+        right: This is a website under the [CC BY international license 4.0](https://creativecommons.org/licenses/by/4.0/)                    
     favicon:  _logo.png
     
     navbar: