diff --git a/index.html b/index.html
index 0fa1d6d..269a72e 100644
--- a/index.html
+++ b/index.html
@@ -19,7 +19,7 @@
 
 <body>
     <!-- NAVBAR -->
-    <nav class="navbar navbar-expand-lg navbar-light bg-white sticky-top">
+    <nav class="navbar navbar-expand-lg navbar-light bg-white sticky-top navbar-shadow">
         <div class="container">
             <a class="navbar-head">Certificações da Microsoft Azure</a>
         </div>
diff --git a/src/css/custom-index.css b/src/css/custom-index.css
index b18d1c5..871ba27 100644
--- a/src/css/custom-index.css
+++ b/src/css/custom-index.css
@@ -83,6 +83,10 @@ section {
     color: #d1e7ff;
 }
 
+.navbar-shadow {
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
+}
+
 /* CARD DOS CERTIFICADOS */
 .certificado-card {
     padding: 32px;
