diff --git a/frontend/src/styles/components/article-single.css b/frontend/src/styles/components/article-single.css
index d3b64ca..35aea14 100644
--- a/frontend/src/styles/components/article-single.css
+++ b/frontend/src/styles/components/article-single.css
@@ -155,6 +155,16 @@
   margin-bottom: 14px;
 }
 
+sub {
+  vertical-align: sub;
+  font-size: smaller;
+}
+
+sup {
+  vertical-align: super;
+  font-size: smaller;
+}
+
 @media (max-width: 767px) {
   .article-single {
     border-top: 1px solid var(--gray);