Add some margin to the bottom of pages

src/content/index.md

@@ -1,5 +1,6 @@
 ---
 layout: layouts/home.njk
+contentClass: expand
 ---
 
 {% banner

src/content/ueber-uns/index.md

@@ -4,6 +4,7 @@ eleventyNavigation:
   key: Über uns
   order: 100
 extraStylesheets: ['timeline']
+contentClass: expand
 ---
 
 # Über uns

src/styles/components/_page.scss

@@ -35,3 +35,7 @@
 		background-color: colors.$teal-500;
 	}
 }
+
+main:not(.expand) + .page-section.footer {
+	margin-top: layout.$huge-gap;
+}