add tailiwindi

templates/username.html.twig

@@ -2,8 +2,15 @@
 
 {% block title %}Tell me your name{% endblock %}
 
+{% block header %}Tell me your name{% endblock %}
+
 {% block body %}
-    <h1>Tell me your name</h1>
-    <p>By submitting the form, you agree that your username will be stored as a cookie.</p>
-    {{ include('_form.html.twig') }}
-{% endblock %}
+    <div class="bg-white shadow sm:rounded-lg">
+        <div class="px-4 py-5 sm:p-6">
+            <div class="max-w-xl text-sm text-gray-500 mb-6">
+                <p>By submitting the form, you agree that your username will be stored as a cookie.</p>
+            </div>
+            {{ include('_form.html.twig') }}
+        </div>
+    </div>
+{% endblock %}