admin field, global css Login-clean

mymodule/themes/fancytheme/core/loginuserpass.twig

 {% extends "@core/base.twig" %}
 
-{% block preload %}
-    <link rel="stylesheet" type="text/css" href="/css/Login-Form-Clean.css">
-{% endblock %}
-
 {% block postload %}
     <script src="{{ asset('js/loginuserpass.js', 'core') }}"></script>
 {% endblock %}
@@ -20,8 +16,8 @@
             <form method="post">
                 <h2 class="sr-only">Login Form</h2>
                 <div class="illustration"><img src="/img/M4_LAB_LOGO.png" width="130"></div>
-		{%- if 'admin' in app.request.query.get("AuthState") -%}
-	                <div class="form-group"><input id="username" class="form-control" type="email" name="username" placeholder="E-Mail-Adresse"></div>
+		{%- if 'admin' in attribute(queryParams, "AuthState") -%}
+	                <div class="form-group"><input id="username" class="form-control" type="text" name="username" placeholder="Administrator"></div>
                 {%- else -%}
 	                <div class="form-group"><input id="username" class="form-control" type="email" name="username" placeholder="E-Mail-Adresse"></div>
 		{%- endif -%}

mymodule/themes/fancytheme/default/base.twig

@@ -8,6 +8,7 @@
     <link rel="stylesheet" href="{{ asset("css/stylesheet.css") }}">
     <link rel="stylesheet" href="/css/bootstrap.min.css">
     <link rel="stylesheet" href="/css/m4lab.css">
+    <link rel="stylesheet" href="/css/Login-Form-Clean.css">
     <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.2/css/all.css" integrity="sha384-oS3vJWv+0UjzBfQzYUhtDYW+Pj2yciDJxpsK1OYPAYjqT085Qq/1cq5FLXAZQ7Ay" crossorigin="anonymous">
     <link rel="icon" href="{{ asset("icons/favicon.ico") }}">
     {% if isRTL %}