Fix Faneva's bullshit

config/packages/twig.yaml

 twig:
     default_path: '%kernel.project_dir%/templates'
+    form_themes: ['bootstrap_5_layout.html.twig']
 
 when@test:
     twig:
-        form_themes: ['bootstrap_5_layout.html.twig']
\ No newline at end of file
+        strict_variables: true

templates/sign_up/index.html.twig

@@ -4,6 +4,8 @@
 
 {% block body %}
 
-
+<div class="container">
 {{ form(form) }}
+</div>
+
 {% endblock %}