diff --git a/accounts/apps.py b/accounts/apps.py
index 5670610..e2e4c10 100644
--- a/accounts/apps.py
+++ b/accounts/apps.py
@@ -1,6 +1,8 @@
 from django.apps import AppConfig
+from django.utils.translation import gettext_lazy as _
 
 
 class AccountConfig(AppConfig):
     default_auto_field = 'django.db.models.BigAutoField'
     name = 'accounts'
+    verbose_name = _('accounts')
diff --git a/accounts/models.py b/accounts/models.py
index e9f7f14..90e6c5d 100644
--- a/accounts/models.py
+++ b/accounts/models.py
@@ -19,8 +19,9 @@ class User(AbstractUser):
         Subject, blank=True, verbose_name=_('customers'),
     )
 
-    class Meta(AbstractUser.Meta):
-        ...
+    class Meta:
+        verbose_name = _("user")
+        verbose_name_plural = _("users")
 
     def _get_m2m_ids(self, field: str):
         return list(getattr(self, field).values_list('id', flat=True))
diff --git a/facturio/settings/base.py b/facturio/settings/base.py
index deea0b5..aa12454 100644
--- a/facturio/settings/base.py
+++ b/facturio/settings/base.py
@@ -28,9 +28,9 @@ SECRET_KEY = env(
 )
 
 # SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = env.bool("DEBUG", default=True)
+DEBUG = env.bool('DEBUG', default=True)
 
-ALLOWED_HOSTS = ['*']
+ALLOWED_HOSTS = env.list('ALLOWED_HOSTS', str, default=['*'])
 
 # Application definition
 
diff --git a/invoices/apps.py b/invoices/apps.py
index b68fb44..a718002 100644
--- a/invoices/apps.py
+++ b/invoices/apps.py
@@ -1,6 +1,8 @@
 from django.apps import AppConfig
+from django.utils.translation import gettext_lazy as _
 
 
 class InvoicesConfig(AppConfig):
     default_auto_field = 'django.db.models.BigAutoField'
     name = 'invoices'
+    verbose_name = _('invoices')
diff --git a/invoices/models.py b/invoices/models.py
index 5ed4f3e..7a4072d 100644
--- a/invoices/models.py
+++ b/invoices/models.py
@@ -1,17 +1,13 @@
 import decimal
-import typing
 
 from django.contrib.auth import get_user_model
 from django.db import models
 from django.utils import timezone
 from django.utils.translation import gettext_lazy as _
 
-if typing.TYPE_CHECKING:
-    from accounts.models import User
-
 from subjects import models as subject_models
 
-UserModel: 'User' = get_user_model()
+UserModel = get_user_model()
 
 
 class Invoice(models.Model):
diff --git a/locale/cs/LC_MESSAGES/django.po b/locale/cs/LC_MESSAGES/django.po
index 984f98f..08b5dae 100644
--- a/locale/cs/LC_MESSAGES/django.po
+++ b/locale/cs/LC_MESSAGES/django.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2024-11-06 11:28+0000\n"
+"POT-Creation-Date: 2025-02-17 20:39+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -20,17 +20,21 @@ msgstr ""
 "<= 4 && n % 1 == 0) ? 1: (n % 1 != 0 ) ? 2 : 3;\n"
 
 #: accounts/admin.py:12 subjects/models.py:8
-#: subjects/templates/subjects/index.html:6 templates/facturio/base.html:21
+#: subjects/templates/subjects/index.html:6 templates/facturio/base.html:20
 msgid "Subjects"
 msgstr "Subjekty"
 
+#: accounts/apps.py:7
+msgid "accounts"
+msgstr "Účty"
+
 #: accounts/forms.py:16 accounts/templates/account/login.html:6
-#: templates/facturio/base.html:41
+#: templates/facturio/base.html:39
 msgid "Login"
 msgstr "Přihlásit se"
 
 #: accounts/forms.py:30 accounts/templates/account/register.html:6
-#: templates/facturio/base.html:44
+#: templates/facturio/base.html:42
 msgid "Register"
 msgstr "Registrovat se"
 
@@ -54,6 +58,14 @@ msgstr "dodavatel"
 msgid "customers"
 msgstr "odběratelé"
 
+#: accounts/models.py:23
+msgid "user"
+msgstr "Uživatel"
+
+#: accounts/models.py:24
+msgid "users"
+msgstr "Uživatelé"
+
 #: accounts/templates/account/me.html:4 accounts/templates/account/me.html:7
 msgid "About Me"
 msgstr "O mně"
@@ -92,23 +104,27 @@ msgstr "Angličtina"
 msgid "Czech"
 msgstr "Čeština"
 
+#: invoices/apps.py:8
+msgid "invoices"
+msgstr "Faktury"
+
 #: invoices/forms.py:51 subjects/forms.py:66
 msgid "Save"
 msgstr "Uložit"
 
-#: invoices/models.py:19 invoices/templates/invoices/invoice.html:125
+#: invoices/models.py:19 invoices/templates/invoices/invoice.html:127
 #: invoices/templates/invoices/view.html:4
 #: invoices/templates/invoices/view.html:10
 msgid "Invoice"
 msgstr "Faktura"
 
 #: invoices/models.py:20 invoices/templates/invoices/index.html:8
-#: invoices/templates/invoices/index.html:11 templates/facturio/base.html:24
+#: invoices/templates/invoices/index.html:11 templates/facturio/base.html:23
 msgid "Invoices"
 msgstr "Faktury"
 
 #: invoices/models.py:24 invoices/templates/invoices/index.html:53
-#: invoices/templates/invoices/invoice.html:130
+#: invoices/templates/invoices/invoice.html:132
 #: invoices/templates/invoices/view.html:14
 msgid "Supplier"
 msgstr "Dodavatel"
@@ -118,7 +134,7 @@ msgid "Supplier data"
 msgstr "Informace o dodavateli"
 
 #: invoices/models.py:31 invoices/templates/invoices/index.html:54
-#: invoices/templates/invoices/invoice.html:148
+#: invoices/templates/invoices/invoice.html:150
 #: invoices/templates/invoices/view.html:32
 msgid "Customer"
 msgstr "Zákazník"
@@ -128,13 +144,13 @@ msgid "Customer data"
 msgstr "Informace o zákazníkovi"
 
 #: invoices/models.py:36 invoices/templates/invoices/index.html:52
-#: invoices/templates/invoices/invoice.html:160
+#: invoices/templates/invoices/invoice.html:162
 #: invoices/templates/invoices/view.html:44
 msgid "Invoice date"
 msgstr "Datum vystavení"
 
 #: invoices/models.py:37 invoices/templates/invoices/index.html:55
-#: invoices/templates/invoices/invoice.html:161
+#: invoices/templates/invoices/invoice.html:163
 #: invoices/templates/invoices/view.html:45
 msgid "Due date"
 msgstr "Datum splatnosti"
@@ -147,22 +163,22 @@ msgstr "Prvek faktury"
 msgid "Invoice Items"
 msgstr "Prvky Faktury"
 
-#: invoices/models.py:60 invoices/templates/invoices/invoice.html:172
+#: invoices/models.py:60 invoices/templates/invoices/invoice.html:174
 #: invoices/templates/invoices/view.html:56
 msgid "Amount"
 msgstr "Množství"
 
-#: invoices/models.py:61 invoices/templates/invoices/invoice.html:173
+#: invoices/models.py:61 invoices/templates/invoices/invoice.html:175
 #: invoices/templates/invoices/view.html:57
 msgid "Amount unit"
 msgstr "Množstevní jednotka"
 
-#: invoices/models.py:62 invoices/templates/invoices/invoice.html:174
+#: invoices/models.py:62 invoices/templates/invoices/invoice.html:176
 #: invoices/templates/invoices/view.html:58
 msgid "Description"
 msgstr "Popis"
 
-#: invoices/models.py:64 invoices/templates/invoices/invoice.html:175
+#: invoices/models.py:64 invoices/templates/invoices/invoice.html:177
 #: invoices/templates/invoices/view.html:59
 msgid "Price for amount"
 msgstr "Cena za MJ"
@@ -199,8 +215,8 @@ msgstr "Zobrazit"
 msgid "Print"
 msgstr "Tisk"
 
-#: invoices/templates/invoices/invoice.html:137
-#: invoices/templates/invoices/invoice.html:155
+#: invoices/templates/invoices/invoice.html:139
+#: invoices/templates/invoices/invoice.html:157
 #: invoices/templates/invoices/view.html:21
 #: invoices/templates/invoices/view.html:39 subjects/forms.py:20
 #: subjects/models.py:10 subjects/templates/subjects/index.html:15
@@ -208,8 +224,8 @@ msgstr "Tisk"
 msgid "CIN"
 msgstr "IČO"
 
-#: invoices/templates/invoices/invoice.html:139
-#: invoices/templates/invoices/invoice.html:157
+#: invoices/templates/invoices/invoice.html:141
+#: invoices/templates/invoices/invoice.html:159
 #: invoices/templates/invoices/view.html:23
 #: invoices/templates/invoices/view.html:41 subjects/models.py:12
 #: subjects/templates/subjects/index.html:16
@@ -217,22 +233,27 @@ msgstr "IČO"
 msgid "VAT ID"
 msgstr "DIČ"
 
-#: invoices/templates/invoices/invoice.html:142
+#: invoices/templates/invoices/invoice.html:144
+#: invoices/templates/invoices/view.html:26
 msgid "Bank Account"
 msgstr "Bankovní účet"
 
-#: invoices/templates/invoices/invoice.html:168
+#: invoices/templates/invoices/invoice.html:170
 #: invoices/templates/invoices/view.html:52
 msgid "Invoice details"
 msgstr "Detaily faktury"
 
-#: invoices/templates/invoices/invoice.html:176
-#: invoices/templates/invoices/invoice.html:193
+#: invoices/templates/invoices/invoice.html:178
+#: invoices/templates/invoices/invoice.html:195
 #: invoices/templates/invoices/view.html:60
 #: invoices/templates/invoices/view.html:77
 msgid "Total"
 msgstr "Celkem"
 
+#: subjects/apps.py:7
+msgid "subjects"
+msgstr "Subjekty"
+
 #: subjects/forms.py:16
 msgid "Your provided CIN is not correct."
 msgstr "Vaše poskytnuté IČO není správné."
@@ -315,14 +336,14 @@ msgstr "Přidat nový"
 msgid "Select"
 msgstr "Vybrat"
 
-#: templates/facturio/base.html:8 templates/facturio/index.html:4
+#: templates/facturio/base.html:7 templates/facturio/index.html:4
 msgid "App"
 msgstr "Aplikace"
 
-#: templates/facturio/base.html:33
+#: templates/facturio/base.html:32
 msgid "Profile"
 msgstr "Profil"
 
-#: templates/facturio/base.html:36
+#: templates/facturio/base.html:35
 msgid "Logout"
 msgstr "Odhlásit se"
diff --git a/subjects/apps.py b/subjects/apps.py
index c3bdd68..e40f4a1 100644
--- a/subjects/apps.py
+++ b/subjects/apps.py
@@ -1,6 +1,8 @@
 from django.apps import AppConfig
+from django.utils.translation import gettext_lazy as _
 
 
 class SubjectsConfig(AppConfig):
     default_auto_field = 'django.db.models.BigAutoField'
     name = 'subjects'
+    verbose_name = _('subjects')
diff --git a/templates/facturio/base.html b/templates/facturio/base.html
index a47513e..7775340 100644
--- a/templates/facturio/base.html
+++ b/templates/facturio/base.html
@@ -4,14 +4,13 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
-    {# FIXME: this is not translating correctly!! #}
     <title>Facturio - {% block title %}{% trans "App" %}{% endblock %}</title>
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet"
           integrity="sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN" crossorigin="anonymous">
     {% block head %}{% endblock %}
 </head>
 <body>
-<nav class="navbar navbar-expand-md navbar-dark bg-primary">
+<nav class="navbar sticky-top navbar-expand-md navbar-dark bg-primary">
     <div class="container-fluid">
         <a class="navbar-brand" href="{% url "main-page" %}">Facturio</a>
         {% if request.user.is_authenticated %}
@@ -36,7 +35,6 @@
                         <a class="nav-link" href="{% url 'accounts:logout' %}">{% trans "Logout" %}</a>
                     </li>
                 {% else %}
-                    {# FIXME: this is not translating correctly!! #}
                     <li class="nav-item">
                         <a class="nav-link" href="{% url 'accounts:login' %}">{% trans "Login" %}</a>
                     </li>
diff --git a/templates/facturio/invoice.html b/templates/facturio/invoice.html
deleted file mode 100644
index 68daeb1..0000000
--- a/templates/facturio/invoice.html
+++ /dev/null
@@ -1,191 +0,0 @@
-<!DOCTYPE html>
-<html lang="cs">
-<head>
-    <meta charset="UTF-8"/>
-    <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
-    <title>Faktura</title>
-    <style>
-        @import url("https://fonts.googleapis.com/css2?family=Ubuntu&display=swap");
-
-        :root {
-            --font-family: "Ubuntu", sans-serif;
-            --main-color: #333;
-            --secondary-color: #888;
-            --border-color: #ddd;
-            --background-color: #fff;
-        }
-
-        body {
-            font-family: var(--font-family), sans-serif;
-            margin: 20px;
-            color: var(--main-color);
-            background-color: var(--background-color);
-        }
-
-        header {
-            text-align: left;
-            margin-bottom: 20px;
-        }
-
-        .parties ul {
-            list-style-type: none;
-            padding: 0;
-            margin: 0;
-        }
-
-        .parties li {
-            margin-top: 5px;
-        }
-
-        .parties h2 {
-            border-bottom: 1px solid var(--border-color);
-            padding-bottom: 8px;
-            font-size: 1.2rem;
-        }
-
-        .invoice-id {
-            color: var(--secondary-color);
-        }
-
-        #invoice {
-            border-collapse: collapse;
-            width: 100%;
-        }
-
-        #invoice th,
-        #invoice td {
-            padding: 12px;
-            text-align: left;
-            border-bottom: 1px solid var(--border-color);
-        }
-
-        .invoice-total {
-            margin-top: 20px;
-            text-align: right;
-        }
-
-        .parties-section {
-            display: flex;
-            justify-content: space-between;
-            margin-bottom: 20px;
-        }
-
-        .parties {
-            width: 48%;
-        }
-
-        #invoice tbody tr {
-            border-bottom: 1px solid var(--border-color);
-        }
-
-        .small-col {
-            width: 5%;
-        }
-
-        .medium-col {
-            width: 15%;
-        }
-
-        .big-col {
-            width: 25%;
-        }
-
-        .right-align {
-            text-align: right;
-        }
-
-        footer {
-            position: fixed;
-            bottom: 0;
-            width: 100%;
-            text-align: center;
-            left: 0;
-            right: 0;
-            padding: 0;
-            margin-top: 20px;
-            color: var(--main-color);
-            background-color: var(--background-color);
-        }
-
-        @media print {
-            @page {
-                size: auto;
-                margin: 0;
-            }
-
-            body {
-                margin: 10mm 10mm;
-            }
-        }
-    </style>
-</head>
-<body>
-<header>
-    <h1>Faktura <span class="invoice-id">2023-0001</span></h1>
-</header>
-
-<section class="parties-section">
-    <div class="parties">
-        <h2>Dodavatel</h2>
-        <ul>
-            <li>Název Vaší společnosti nebo jméno</li>
-            <li>Vaše adresa</li>
-            <li>Vaše město, PSČ</li>
-            <p></p>
-            <li>IČO: 123456789</li>
-            <li>DIČ: CZ123456789 jestli jste plátce DPH</li>
-            <p></p>
-            <li>Bankovní účet: 123-456789</li>
-        </ul>
-    </div>
-
-    <div class="parties">
-        <h2>Odběratel</h2>
-        <ul>
-            <li>Název společnosti nebo jméno zákazníka</li>
-            <li>Adresa zákazníka</li>
-            <li>Město zákazníka, PSČ</li>
-            <p></p>
-            <li>IČO zákazníka: 987654321</li>
-            <li>DIČ zákazníka: CZ987654321 jestli je plátce DPH</li>
-            <p></p>
-            <li><strong>Datum vystavení:</strong> 16. prosince 2023</li>
-            <li><strong>Datum splatnosti:</strong> 16. prosince 2023</li>
-        </ul>
-    </div>
-</section>
-
-<section>
-    <h2>Detaily faktury</h2>
-    <table id="invoice">
-        <thead>
-        <tr>
-            <th class="small-col">Počet</th>
-            <th class="small-col">Jednotka</th>
-            <th class="big-col">Popis položky</th>
-            <th class="medium-col right-align">Cena za MJ</th>
-            <th class="medium-col right-align">Celkem</th>
-        </tr>
-        </thead>
-        <tbody>
-        <tr>
-            <td>1</td>
-            <td>ks</td>
-            <td>Položka 1</td>
-            <td class="right-align">50,00 Kč</td>
-            <td class="right-align">50,00 Kč</td>
-        </tr>
-        </tbody>
-    </table>
-
-    <div class="invoice-total">
-        <p><strong>Celkem: 100,00 Kč</strong></p>
-    </div>
-</section>
-
-<footer>
-    <p>Fyzická osoba zapsaná v živnostenském rejstříku.</p>
-    <p>Fakturu vygenerovala aplikace Facturio</p>
-</footer>
-</body>
-</html>