diff --git a/js/index.js b/js/index.js
index 387ed8e..0de8b99 100644
--- a/js/index.js
+++ b/js/index.js
@@ -22,6 +22,14 @@ document.addEventListener('DOMContentLoaded', () => {
             event.preventDefault(); // Prevent default browser behavior
             insertTag('italic');
         }
+        if (event.ctrlKey && event.key.toLowerCase() === 'b') {
+            event.preventDefault(); // Prevent default browser behavior
+            insertTag('bold');
+        }
+        if (event.ctrlKey && event.key.toLowerCase() === 'u') {
+            event.preventDefault(); // Prevent default browser behavior
+            insertTag('bolditalic');
+        }
     });
 
     window.changeHeaderLevel = function() {