diff --git a/header.php b/header.php
index 5ec68d0..20a2fb0 100644
--- a/header.php
+++ b/header.php
@@ -133,6 +133,10 @@ include_once('db_connect.php');
         font-size: 18px;
         line-height: 24px;
         overflow-x: hidden;
+        /* disable text highlight */
+        -moz-user-select: none;
+        -webkit-user-select: none;
+        cursor:default;
       }
       a, a:hover, strong {
         color: #79ad36;
diff --git a/login.php b/login.php
index a9813de..bbe87d5 100644
--- a/login.php
+++ b/login.php
@@ -145,6 +145,10 @@ if(isset($_POST['password'])) {
         padding-top: 40px !important;
         padding-bottom: 40px !important;
         background-color: #f5f5f5;
+        /* disable text highlight */
+        -moz-user-select: none;
+        -webkit-user-select: none;
+        cursor:default;
       }
 
       .form-signin {