diff --git a/cabecera.html b/cabecera.html
index d427f3a..59f1122 100644
--- a/cabecera.html
+++ b/cabecera.html
@@ -1,3 +1,15 @@
+<head>
+	<!-- Bootstrap 5 CSS -->
+	<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
+	<!-- FontAwesome para iconos -->
+	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.2/css/all.min.css">
+	<!-- Google Fonts para estilo Kahoot -->
+	<link href="https://fonts.googleapis.com/css2?family=Fredoka:wght@400;600;700&display=swap" rel="stylesheet">
+	<link rel="stylesheet" href="css/index.css">
+</head>
+
+<body>
+
 <!-- cabecera.html -->
 	<nav class="navbar navbar-expand-lg navbar-kahoot py-3 mb-4">
 	    <div class="container">
@@ -93,4 +105,6 @@
 	            </div>
 	        </div>
 	    </div>
-	</div>
\ No newline at end of file
+	</div>
+
+</body>
\ No newline at end of file