diff --git a/requirements/dev.in b/requirements/dev.in
index 7cf2246f45af4263eced0c12cb5cae320f24ca83..99f1abe051cce7575ce1cdb0fd6e01dd3564f0d4 100644
--- a/requirements/dev.in
+++ b/requirements/dev.in
@@ -3,7 +3,7 @@
 Flask>=1.1.2
 Flask-SQLAlchemy>=2.5.1
 Flask-Cors>=3.0.10
-Flask-BS4>=5.0.0.1
+Flask-BS4==4.5.3.0
 Flask-Admin>=1.5.7
 SQLAlchemy>=1.4.5
 celery[redis]>=5.0.5
diff --git a/setup.py b/setup.py
index 69fcc35f68479ae6af95fe8d29762fe696b75940..4ed1aa6040bf06da304f5fa38e5d77799997392b 100644
--- a/setup.py
+++ b/setup.py
@@ -137,7 +137,7 @@ requires_test = [
 ]
 
 requires_docs = [
-    	"alabaster==0.7.12",
+    "alabaster==0.7.12",
 	"babel==2.9.0",
 	"certifi==2020.12.5",
 	"cffi==1.14.5",
@@ -225,7 +225,7 @@ requires_dev = [
 	"filelock==3.0.12",
 	"flask-admin==1.5.7",
 	"flask-babel==2.0.0",
-	"flask-bs4==5.0.0.1",
+	"flask-bs4==4.5.3.0",
 	"flask-cors==3.0.10",
 	"flask-db==0.3.1",
 	"flask-fixtures==0.3.8",
diff --git a/src/covid19/blueprints/admin/templates/admin/navigation/admin_navbar_dropdown.html b/src/covid19/blueprints/admin/templates/admin/navigation/admin_navbar_dropdown.html
index fd893d1afc7d01fb51647da64b9ee9e1ac633059..15be18b62921bf6e768ad2d6d5518a148c02345c 100644
--- a/src/covid19/blueprints/admin/templates/admin/navigation/admin_navbar_dropdown.html
+++ b/src/covid19/blueprints/admin/templates/admin/navigation/admin_navbar_dropdown.html
@@ -1,38 +1,61 @@
-                <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button"
-                       data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        Admin
+                <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        Admin<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_tasks') }}">
-                            Admin
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_tasks') }}">
-                            admin tasks
-                        </a>
-                        <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_info') }}">
-                            admin info
-                        </a>
-                        <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_index') }}">
-                            flask admin
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item" href="{{ url_for( 'app_admin.url_alive_message_start') }}">
-                            Task: Admin :: alive message
-                        </a>
-                        <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_database_drop') }}">
-                            Task: Admin :: database :: drop_create and import
-                        </a>
-                          <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_database_dropcreate_only') }}">
-                            Task: Admin :: database :: drop_create only
-                        </a>
-                        <a class="dropdown-item"  href="{{ url_for( 'app_admin.url_admin_database_dump') }}">
-                            Task: Admin :: database :: dump
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_database_dump_reimport') }}">
-                            Task: Admin :: database :: dump :: reimport
-                        </a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_tasks') }}">
+                                Admin
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_tasks') }}">
+                                admin tasks
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_info') }}">
+                                admin info
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_index') }}">
+                                flask admin
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_alive_message_start') }}">
+                                Task: Admin :: alive message
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_database_drop') }}">
+                                Task: Admin :: database :: drop_create and import
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_database_dropcreate_only') }}">
+                                Task: Admin :: database :: drop_create only
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item"  href="{{ url_for( 'app_admin.url_admin_database_dump') }}">
+                                Task: Admin :: database :: dump
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'app_admin.url_admin_database_dump_reimport') }}">
+                                Task: Admin :: database :: dump :: reimport
+                            </a>
+                        </li>
+                    </ul>
                 </li>
\ No newline at end of file
diff --git a/src/covid19/blueprints/application/templates/application/navigation/navbar.html b/src/covid19/blueprints/application/templates/application/navigation/navbar.html
index c5f152afeef370a3383f45e7dfe5d47b5607d7e8..d8332fac08cfbe30c64c606e4a27ca61c55f0f30 100644
--- a/src/covid19/blueprints/application/templates/application/navigation/navbar.html
+++ b/src/covid19/blueprints/application/templates/application/navigation/navbar.html
@@ -1,13 +1,13 @@
-
-    <nav class="navbar navbar navbar-dark bg-dark navbar-expand-lg container-fluid">
-        <span class="container">
-            <a class="navbar-brand" href="{{ url_for( 'url_home') }}">Covid19 Data</a>
-            <button class="navbar-toggler" type="button"
-                    data-toggle="collapse" data-target="#navbarSupportedContent"
-                    aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+    <div class="container">
+        <nav class="navbar navbar-expand-lg navbar-dark bg-dark mb-2" role="navigation">
+            <!-- Brand and toggle get grouped for better mobile display -->
+            <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#admin-navbar-collapse"
+                    aria-controls="admin-navbar-collapse" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>
-            <div class="collapse navbar-collapse" id="navbarSupportedContent">
+            <!-- navbar content -->
+            <div class="collapse navbar-collapse" id="admin-navbar-collapse">
+                <a class="navbar-brand" href="{{ url_for( 'url_home') }}">Covid19 | Data</a>
                 <ul class="navbar-nav mr-auto">
 
                     <li class="nav-item">
@@ -32,5 +32,5 @@
 
                 </ul>
             </div>
-        </span>
-    </nav>
\ No newline at end of file
+        </nav>
+    </div>
\ No newline at end of file
diff --git a/src/covid19/blueprints/ecdc/templates/ecdc/navigation/ecdc_navbar_dropdown.html b/src/covid19/blueprints/ecdc/templates/ecdc/navigation/ecdc_navbar_dropdown.html
index 6718469ec1edcf851a329ed44e6de5ad952b5afc..df37584a01592b9b5baa489db0c4c2bbf84e5c18 100644
--- a/src/covid19/blueprints/ecdc/templates/ecdc/navigation/ecdc_navbar_dropdown.html
+++ b/src/covid19/blueprints/ecdc/templates/ecdc/navigation/ecdc_navbar_dropdown.html
@@ -1,36 +1,65 @@
-                <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown"
-                       role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        ECDC
+                <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        ECDC<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_date_reported_all') }}">ECDC</a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_country_germany') }}">ECDC Germany</a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_date_reported_all') }}">ECDC date_reported</a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_continent_all') }}">ECDC continent</a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_country_all') }}">ECDC country</a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_data_imported') }}">ECDC imported</a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_task_update_star_schema_initial') }}">
-                            Task: ECDC :: update :: initial
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_task_update_starschema_incremental') }}">
-                            Task: ECDC :: update :: incremental
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_info') }}">ECDC Info</a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'ecdc.url_ecdc_tasks') }}">ECDC Tasks</a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_date_reported_all') }}">
+                                ECDC
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_country_germany') }}">
+                                ECDC Germany
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_date_reported_all') }}">
+                                ECDC date_reported
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_continent_all') }}">
+                                ECDC continent
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_country_all') }}">
+                                ECDC country
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_data_imported') }}">
+                                ECDC imported
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_task_update_star_schema_initial') }}">
+                                Task: ECDC :: update :: initial
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_task_update_starschema_incremental') }}">
+                                Task: ECDC :: update :: incremental
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_info') }}">ECDC Info</a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'ecdc.url_ecdc_tasks') }}">ECDC Tasks</a>
+                        </li>
+                    </ul>
                 </li>
\ No newline at end of file
diff --git a/src/covid19/blueprints/owid/templates/owid/navigation/owid_navbar_dropdown.html b/src/covid19/blueprints/owid/templates/owid/navigation/owid_navbar_dropdown.html
index 3ac42e88bde8a6297161af99ff6638cd6e5e3bc8..ab804bf74112bb9aec05eb0ce6734d6f90645ba9 100644
--- a/src/covid19/blueprints/owid/templates/owid/navigation/owid_navbar_dropdown.html
+++ b/src/covid19/blueprints/owid/templates/owid/navigation/owid_navbar_dropdown.html
@@ -1,26 +1,33 @@
-                <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown"
-                       role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        OWID
+                <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        OWID<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'owid.url_owid_date_reported_all') }}">
-                            OWID Date Reported
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'owid.url_owid_imported') }}">
-                            OWID imported
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'owid.url_owid_info') }}">
-                            OWID Info
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'owid.url_owid_tasks') }}">
-                            OWID Tasks
-                        </a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'owid.url_owid_date_reported_all') }}">
+                                OWID Date Reported
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'owid.url_owid_imported') }}">
+                                OWID imported
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'owid.url_owid_info') }}">
+                                OWID Info
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'owid.url_owid_tasks') }}">
+                                OWID Tasks
+                            </a>
+                        </li>
+                    </ul>
                 </li>
\ No newline at end of file
diff --git a/src/covid19/blueprints/rki/rki_bundeslaender/templates/rki_bundeslaender/navigation/rki_bundeslaender_navbar_dropdown.html b/src/covid19/blueprints/rki/rki_bundeslaender/templates/rki_bundeslaender/navigation/rki_bundeslaender_navbar_dropdown.html
index d72dd4643344418e0bd398404dabb9a9b7415fd3..ea81327f4c942724cfd532e823aea7f12047a411 100644
--- a/src/covid19/blueprints/rki/rki_bundeslaender/templates/rki_bundeslaender/navigation/rki_bundeslaender_navbar_dropdown.html
+++ b/src/covid19/blueprints/rki/rki_bundeslaender/templates/rki_bundeslaender/navigation/rki_bundeslaender_navbar_dropdown.html
@@ -1,22 +1,28 @@
-              <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button"
-                       data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        RKI Bundeslaender
+              <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        RKI Bundeslaender<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item"
-                           href="{{ url_for('rki_bundeslaender.url_rki_bundeslaender_info') }}">
-                            RKI Bundeslaender Info
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for('rki_bundeslaender.url_rki_bundeslaender_imported') }}">
-                            RKI Bundeslaender imported
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for('rki_bundeslaender.url_rki_bundeslaender_tasks') }}">
-                            RKI Bundeslaender Tasks
-                        </a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for('rki_bundeslaender.url_rki_bundeslaender_info') }}">
+                                RKI Bundeslaender Info
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for('rki_bundeslaender.url_rki_bundeslaender_imported') }}">
+                                RKI Bundeslaender imported
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for('rki_bundeslaender.url_rki_bundeslaender_tasks') }}">
+                                RKI Bundeslaender Tasks
+                            </a>
+                        </li>
+                    </ul>
                 </li>
diff --git a/src/covid19/blueprints/rki/rki_landkreise/templates/rki_landkreise/navigation/rki_landkreise_navbar_dropdown.html b/src/covid19/blueprints/rki/rki_landkreise/templates/rki_landkreise/navigation/rki_landkreise_navbar_dropdown.html
index ef56d593f61cbb3e765fd33df305784ec353b8cb..6d8725e9efd68de24b02c9e7eca99ad3d33762a1 100644
--- a/src/covid19/blueprints/rki/rki_landkreise/templates/rki_landkreise/navigation/rki_landkreise_navbar_dropdown.html
+++ b/src/covid19/blueprints/rki/rki_landkreise/templates/rki_landkreise/navigation/rki_landkreise_navbar_dropdown.html
@@ -1,22 +1,31 @@
-              <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button"
-                       data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        RKI Landkreise
+              <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        RKI Landkreise<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_landkreise.url_rki_landkreise_info') }}">
-                            RKI Landkreise
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_landkreise.url_rki_landkreise_imported') }}">
-                            RKI Landkreise imported
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_landkreise.url_rki_landkreise_tasks') }}">
-                            RKI Landkreise Tasks
-                        </a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item"
+                               href="{{ url_for( 'rki_landkreise.url_rki_landkreise_info') }}">
+                                RKI Landkreise
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item"
+                               href="{{ url_for( 'rki_landkreise.url_rki_landkreise_imported') }}">
+                                RKI Landkreise imported
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item"
+                               href="{{ url_for( 'rki_landkreise.url_rki_landkreise_tasks') }}">
+                                RKI Landkreise Tasks
+                            </a>
+                        </li>
+                    </ul>
                 </li>
diff --git a/src/covid19/blueprints/rki/rki_vaccination/templates/rki_vaccination/navigation/rki_vaccination_navbar_dropdown.html b/src/covid19/blueprints/rki/rki_vaccination/templates/rki_vaccination/navigation/rki_vaccination_navbar_dropdown.html
index b85894a63fc9aa3c2d10e8ac2ddab14f8b0f4d57..dd38e5fce33bad9b6c520ff0d893ca87e94dcaf7 100644
--- a/src/covid19/blueprints/rki/rki_vaccination/templates/rki_vaccination/navigation/rki_vaccination_navbar_dropdown.html
+++ b/src/covid19/blueprints/rki/rki_vaccination/templates/rki_vaccination/navigation/rki_vaccination_navbar_dropdown.html
@@ -1,62 +1,79 @@
-                <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button"
-                       data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        RKI Vaccination
+                <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        RKI Vaccination<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_info') }}">
-                            RKI Vaccination
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_tasks') }}">
-                            RKI Vaccination tasks
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_info') }}">
-                            RKI Vaccination Info
-                        </a>
-                        <div class="dropdown-divider"></div>
-
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_task_download_only') }}">
-                            RKI Vaccination :: TASK:: url_vaccination_task_download_only
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_task_import_only') }}">
-                            RKI Vaccination :: TASK:: url_vaccination_task_download_only
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_dimensiontables_only') }}">
-                            RKI Vaccination :: TASK:: url_vaccination_task_update_dimensiontables_only
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_facttable_incremental_only') }}">
-                            RKI Vaccination :: TASK:: url_vaccination_task_update_facttable_incremental_only
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_facttable_initial_only') }}">
-                            RKI Vaccination :: TASK:: url_vaccination_task_update_facttable_initial_only
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_starschema_initial') }}">
-                            RKI Vaccination :: TASK:: url_vaccination_task_update_starschema_initial
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_starschema_incremental') }}">
-                            RKI Vaccination :: TASK:: url_vaccination_task_update_starschema_incremental
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_data') }}">
-                            RKI Vaccination :: Data (Timeline Germany)
-                        </a>
-                        <!-- Tasks -->
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'rki_vaccination.url_vaccination_imported') }}">
-                            RKI Vaccination :: imported (Timeline Germany)
-                        </a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_info') }}">
+                                RKI Vaccination
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_tasks') }}">
+                                RKI Vaccination tasks
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_info') }}">
+                                RKI Vaccination Info
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_task_download_only') }}">
+                                RKI Vaccination :: TASK:: url_vaccination_task_download_only
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_task_import_only') }}">
+                                RKI Vaccination :: TASK:: url_vaccination_task_download_only
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_dimensiontables_only') }}">
+                                RKI Vaccination :: TASK:: url_vaccination_task_update_dimensiontables_only
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_facttable_incremental_only') }}">
+                                RKI Vaccination :: TASK:: url_vaccination_task_update_facttable_incremental_only
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_facttable_initial_only') }}">
+                                RKI Vaccination :: TASK:: url_vaccination_task_update_facttable_initial_only
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_starschema_initial') }}">
+                                RKI Vaccination :: TASK:: url_vaccination_task_update_starschema_initial
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_task_update_starschema_incremental') }}">
+                                RKI Vaccination :: TASK:: url_vaccination_task_update_starschema_incremental
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_data') }}">
+                                RKI Vaccination :: Data (Timeline Germany)
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'rki_vaccination.url_vaccination_imported') }}">
+                                RKI Vaccination :: imported (Timeline Germany)
+                            </a>
+                        </li>
+                    </ul>
                 </li>
\ No newline at end of file
diff --git a/src/covid19/blueprints/user/templates/user/navigation/user_navbar_dropdown.html b/src/covid19/blueprints/user/templates/user/navigation/user_navbar_dropdown.html
index 253fc7829e174078cfb77fb7ef02e2d85843ca46..76acada2c960ae41f3b7345470ecca2645ddfe7a 100644
--- a/src/covid19/blueprints/user/templates/user/navigation/user_navbar_dropdown.html
+++ b/src/covid19/blueprints/user/templates/user/navigation/user_navbar_dropdown.html
@@ -1,21 +1,28 @@
-                <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown"
-                       role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        User
+                <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        User<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'user.url_user_info') }}">
-                            User
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'user.url_user_info') }}">
-                            User Info
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'user.url_user_tasks') }}">
-                            User Tasks
-                        </a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item"
+                               href="{{ url_for( 'user.url_user_info') }}">
+                                User
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item"
+                               href="{{ url_for( 'user.url_user_info') }}">
+                                User Info
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item"
+                               href="{{ url_for( 'user.url_user_tasks') }}">
+                                User Tasks
+                            </a>
+                        </li>
+                    </ul>
                 </li>
\ No newline at end of file
diff --git a/src/covid19/blueprints/who/templates/who/navigation/who_navbar_dropdown.html b/src/covid19/blueprints/who/templates/who/navigation/who_navbar_dropdown.html
index 76ad54629a5a91bc632a8e118ea3dbb124bd850f..9d653f964a418c9ab41f79edb6b2d41ae813ce45 100644
--- a/src/covid19/blueprints/who/templates/who/navigation/who_navbar_dropdown.html
+++ b/src/covid19/blueprints/who/templates/who/navigation/who_navbar_dropdown.html
@@ -1,44 +1,59 @@
-                <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown"
-                       role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                        WHO
+                <li class="dropdown">
+                    <a class="dropdown-toggle nav-link" data-toggle="dropdown" href="javascript:void(0)">
+                        WHO<i class="glyphicon glyphicon-chevron-down small"></i>
                     </a>
-                    <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_date_reported_all') }}">
-                            WHO
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_germany') }}">
-                            WHO Germany
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_region_all') }}">
-                            WHO Regions
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_date_reported_all') }}">
-                            WHO Date Reported
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_country_all') }}">
-                            WHO Countries
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_imported') }}">
-                            WHO imported
-                        </a>
-                        <div class="dropdown-divider"></div>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_info') }}">
-                            WHO Info
-                        </a>
-                        <a class="dropdown-item"
-                           href="{{ url_for( 'who.url_who_tasks') }}">
-                            WHO Tasks
-                        </a>
-                    </div>
+                    <ul class="dropdown-menu">
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_date_reported_all') }}">
+                                WHO
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_germany') }}">
+                                WHO Germany
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_region_all') }}">
+                                WHO Regions
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_date_reported_all') }}">
+                                WHO Date Reported
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_country_all') }}">
+                                WHO Countries
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_imported') }}">
+                                WHO imported
+                            </a>
+                        </li>
+                        <li>
+                            <div class="dropdown-divider"></div>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_info') }}">
+                                WHO Info
+                            </a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{{ url_for( 'who.url_who_tasks') }}">
+                                WHO Tasks
+                            </a>
+                        </li>
+                    </ul>
                 </li>
\ No newline at end of file