message box shows for 10 secconds

templates/home.html

@@ -40,7 +40,7 @@
       {% if snackbar %}
       <script>
          document.getElementById("snackbar").className = "show";
-         setTimeout(function(){ document.getElementById("snackbar").className = x.className.replace("show", ""); }, 3000);
+         setTimeout(function(){ document.getElementById("snackbar").className = x.className.replace("show", ""); }, 10000);
       </script>
       {% endif %}