diff --git a/assets/css/compiled/main.css b/assets/css/compiled/main.css
index 817ee1e9..ab9b80f8 100644
--- a/assets/css/compiled/main.css
+++ b/assets/css/compiled/main.css
@@ -1344,6 +1344,9 @@ body.zen-mode-enable {
   .shrink-0 {
     flex-shrink: 0;
   }
+  .flex-grow {
+    flex-grow: 1;
+  }
   .grow {
     flex-grow: 1;
   }
@@ -3610,6 +3613,10 @@ body a, body button {
 .katex-display {
   overflow: auto hidden;
 }
+.katex-display {
+  padding-right: 2px;
+  width: calc(100% - 2px);
+}
 table {
   display: block;
   overflow: auto;
diff --git a/assets/css/main.css b/assets/css/main.css
index d03c0015..18905d25 100644
--- a/assets/css/main.css
+++ b/assets/css/main.css
@@ -107,6 +107,12 @@ body button {
 /* Fix long KaTeX equations on mobile (see https://katex.org/docs/issues.html#css-customization) */
 .katex-display { overflow: auto hidden }
 
+/* Fix katex overflow https://github.com/nunocoracao/blowfish/issues/2138 */
+.katex-display {
+  padding-right: 2px;
+  width: calc(100% - 2px);
+}
+
 /* Fix long tables breaking out of article on mobile */
 table {
     display: block;