diff --git a/index.css b/index.css
index 356022d..0d68fa8 100644
--- a/index.css
+++ b/index.css
@@ -73,9 +73,3 @@ html {
   color: inherit;
   text-decoration: none;
 }
-
-pre code.hljs {
-  border: 1px solid #ccc;
-  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
-  padding: 20px;
-}
diff --git a/index.html b/index.html
index aea078b..5d86f1d 100644
--- a/index.html
+++ b/index.html
@@ -62,7 +62,7 @@
       </li>
     </ol>
     <!-- <h2> -->
-    <!--   <a href="problems/index.html">interview problems</a> -->
+    <!--   <a href="https://swe-interview-prep.vercel.app">interview problems</a> -->
     <!-- </h2> -->
     <h2><a target="_blank" href="/public/resume.pdf">resume</a></h2>
     <h2 style="display: none">