diff --git a/config.php b/config.php
index b236e92..bbb66e2 100644
--- a/config.php
+++ b/config.php
@@ -1,5 +1,5 @@
 <?php
-session_set_cookie_params(7200);
+session_set_cookie_params(7200); // 2 hours in seconds
 ini_set('session.gc_maxlifetime', 7200);
 session_start();
 // config.php
diff --git a/index.html b/index.html
index 486b20c..13211eb 100644
--- a/index.html
+++ b/index.html
@@ -11,7 +11,6 @@
   <!-- Google Fonts and Material Icons -->
   <link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;500&display=swap" rel="stylesheet" />
   <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet" />
-  <link rel="stylesheet" href="https://unpkg.com/material-components-web@latest/dist/material-components-web.min.css" />
   <!-- Bootstrap CSS -->
   <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" rel="stylesheet" />
   <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.5/codemirror.min.css" />