feat: update organization name to "Visione" in JSON and HTML templates, enhance styling in CSS, and add placeholder attributes in forms

federation_authority/dumps/example.json

@@ -248,7 +248,7 @@
       "metadata": {
         "federation_entity": {
           "federation_resolve_endpoint": "http://127.0.0.1:8000/oidc/rp/resolve",
-          "organization_name": "that fancy RP",
+          "organization_name": "Visione",
           "homepage_uri": "http://127.0.0.1:8000",
           "policy_uri": "http://127.0.0.1:8000/oidc/rp/en/website/legal-information",
           "logo_uri": "http://127.0.0.1:8000/static/svg/spid-logo-c-lb.svg",
@@ -607,7 +607,7 @@
                 }
               ]
             },
-            "client_name": "Name of an example organization",
+            "client_name": "Visione",
             "contacts": [
               "[email protected]"
             ],
@@ -1034,7 +1034,7 @@
                 }
               ]
             },
-            "client_name": "Name of an example organization",
+            "client_name": "Visione",
             "contacts": [
               "[email protected]"
             ],