common/static/common/styles/_extension.sass

@@ -80,13 +80,6 @@
 .ext-detail-tagline
   +margin(2, bottom)
 
-.ext-detail-description
-  +padding(4)
-  +style-rich-text
-
-  pre
-    +margin(3, bottom)
-
 .ext-detail-info
   dd
     color: var(--color-text)

common/static/common/styles/_utilities.sass

@@ -37,6 +37,9 @@
 .show
   opacity: 1
 
+.style-rich-text
+  +style-rich-text
+
 .text-accent
   color: var(--color-accent)
 

extensions/templates/extensions/detail.html

@@ -21,7 +21,7 @@
       {% block extension_description %}
         {% if extension.description %}
           <section id="about" class="mt-3">
-            <div class="box ext-detail-description">
+            <div class="box style-rich-text">
               {{ extension.description|markdown }}
             </div>
           </section>