diff --git a/styles/aurora.css b/styles/aurora.css
index a7c34e2..612eb0b 100644
--- a/styles/aurora.css
+++ b/styles/aurora.css
@@ -48,6 +48,11 @@ div {
   margin-bottom: 1em;
 }
 
+.plain {
+  display: flex;
+  flex-direction: column;
+}
+
 .plain div {
   white-space: pre-line;
 }
diff --git a/styles/white.css b/styles/white.css
index c05d186..fbced6f 100644
--- a/styles/white.css
+++ b/styles/white.css
@@ -48,6 +48,11 @@ div {
   margin-bottom: 1em;
 }
 
+.plain {
+  display: flex;
+  flex-direction: column;
+}
+
 .plain div {
   white-space: pre-line;
 }