add max-width to single pages and posts

content/about.md

@@ -4,8 +4,6 @@ date: 2022-04-28T11:11:58+01:00
 hidden: true
 ---
 
-<div style="max-width:65ch">
-
 ## lumbung.space =
 1. a hangout space, digital living room
 2. a publishing tool (for video, music, books, social media)
@@ -69,5 +67,4 @@ __With Special Thanks to__
 
 __The lumbung network is supported by__
 
-<img src="/img/goethe-institut.png" style="width: 200px">
-</div>
+<img src="/img/goethe-institut.png" style="width: 200px">

content/contributors.md

@@ -5,8 +5,6 @@ draft: false
 hidden: true
 ---
 
-<div style="max-width:65ch">
-
 ## Lumbung members
 - **The Question of Funding**
     - Adele Jarrar
@@ -863,5 +861,4 @@ hidden: true
     - T. Maki
     - Tom Hollyman
     - Victor Haddad
-    - Wakamatsu Productions
-</div>
+    - Wakamatsu Productions

themes/lumbung-theme/static/css/main.css

@@ -71,6 +71,10 @@ body {
     margin-bottom: 0;
 }
 
+.container .single {
+    max-width: 65ch;
+}
+
 .card {
     border: 2px solid var(--border-color);
     background-color: #fff09d;