diff --git a/src/scss/_partial/container.scss b/src/scss/_partial/container.scss
index f05b439..0a25fe6 100644
--- a/src/scss/_partial/container.scss
+++ b/src/scss/_partial/container.scss
@@ -1,5 +1,4 @@
-.markdown-body,
-.prose {
+%container {
   max-width: fit-content;
   font-size: 1rem;
   color: var(--xm-c-general);
diff --git a/src/scss/prose.scss b/src/scss/prose.scss
index 0a605d7..d967ed9 100644
--- a/src/scss/prose.scss
+++ b/src/scss/prose.scss
@@ -2,6 +2,7 @@
 
 .markdown-body,
 .prose {
+  @extend %container;
   @import '_partial/title';
   @import '_partial/text';
   @import '_partial/link';