detailing

added smooth transition, removed messages on login page, minor detail fixes

web/templates/edit_user.html

@@ -27,7 +27,6 @@
 
 <div class="container">
   <div class="content">
-    <h2>Editovat Uživatele</h2>
     <form action="{{ url_for('edit_user', user_id=user['ID_Uzivatele']) }}" method="post" class="form-container">
       <label for="jmeno">Jméno:</label>
       <input type="text" id="jmeno" name="jmeno" value="{{ user['Jmeno'] }}" required>