diff --git a/assets/_shortcode.scss b/assets/_shortcode.scss
index bfd8cd7..c187b6b 100644
--- a/assets/_shortcode.scss
+++ b/assets/_shortcode.scss
@@ -1,6 +1,6 @@
 @import "variables";
 
-.markdown-inner {
+.markdown-inner { // Util class to remove extra margin in nested markdown content
   > :first-child {
     margin-top: 0;
   }
diff --git a/layouts/shortcodes/columns.html b/layouts/shortcodes/columns.html
index ec62322..e4c230b 100644
--- a/layouts/shortcodes/columns.html
+++ b/layouts/shortcodes/columns.html
@@ -1,6 +1,6 @@
 <div class="book-columns flex">
   {{ range split .Inner "<--->" }}
-  <div class="flex-even">
+  <div class="flex-even markdown-inner">
     {{ . | markdownify }}
   </div>
   {{ end }}