diff --git a/useradmin/admin.py b/useradmin/admin.py
index 4b3def48..0728fe14 100644
--- a/useradmin/admin.py
+++ b/useradmin/admin.py
@@ -39,8 +39,6 @@ class ModelUserAdmin(admin.ModelAdmin):
 
     # Custom templates
     change_form_template = 'useradmin/change_form.html'
-    delete_confirmation_template = 'useradmin/delete_confirmation.html'
-    delete_selected_confirmation_template = 'useradmin/delete_selected_confirmation.html'
 
 
 # Defines new management site
diff --git a/useradmin/static/useradmin/css/base.css b/useradmin/static/useradmin/css/base.css
new file mode 100644
index 00000000..a044d22e
--- /dev/null
+++ b/useradmin/static/useradmin/css/base.css
@@ -0,0 +1,49 @@
+/* Make admin buttons look like Bootstrap */
+
+.button, input[type=submit] {
+    display: inline-block;
+    padding: 6px 12px;
+    margin-bottom: 0;
+    font-size: 14px;
+    font-weight: 400;
+    line-height: 1.42857143;
+    text-align: center;
+    white-space: nowrap;
+    vertical-align: middle;
+    -ms-touch-action: manipulation;
+    touch-action: manipulation;
+    cursor: pointer;
+    -webkit-user-select: none;
+    -moz-user-select: none;
+    -ms-user-select: none;
+    user-select: none;
+    border: 1px solid #ccc;
+    border-radius: 4px;
+    color: #333;
+    background: #fff none;
+}
+
+.button:hover, .button:active, .button:focus,
+input[type=submit]:hover, input[type=submit]:active, input[type=submit]:focus {
+    text-decoration: none;
+    color: #333;
+    background-color: #e6e6e6;
+    border-color: #adadad;
+}
+
+.button:focus, input[type=submit]:focus {
+    border-color: #8c8c8c;
+}
+
+.button:active:focus, .button:active:hover,
+input[type=submit]:active:focus, input[type=submit]:active:hover {
+    background-color: #d4d4d4;
+}
+
+/* Object tools should be inline */
+
+.object-tools {
+    padding-left: 0;
+    margin-left: -5px;
+    list-style: none;
+}
diff --git a/useradmin/templates/admin/base_site.html b/useradmin/templates/admin/base_site.html
index 2399756c..713285ab 100644
--- a/useradmin/templates/admin/base_site.html
+++ b/useradmin/templates/admin/base_site.html
@@ -1,5 +1,11 @@
 {# Please keep this template in sync with django/contrib/admin one #}
 {% extends "users/sidebar.html" %}
+{% load static %}
+
+{% block extrastyle %}
+  {{ block.super }}
+  <link rel="stylesheet" type="text/css" href="{% static "useradmin/css/base.css" %}" />
+{% endblock %}
 
 {% block title %}{{ title }}{% endblock %}
 
diff --git a/useradmin/templates/useradmin/change_form.html b/useradmin/templates/useradmin/change_form.html
index efae2d0d..b9b218de 100644
--- a/useradmin/templates/useradmin/change_form.html
+++ b/useradmin/templates/useradmin/change_form.html
@@ -20,18 +20,13 @@ You should have received a copy of the GNU General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 {% endcomment %}
-{% load i18n admin_urls admin_modify %}
+{% load i18n admin_urls %}
 
-{% block object-tools %}
-{% if change %}{% if not is_popup %}
-  <ul class="object-tools list-inline">
-    {% block object-tools-items %}
-    <li class="btn-group">
-        {% url opts|admin_urlname:'history' original.pk|admin_urlquote as history_url %}
-        <a href="{% add_preserved_filters history_url %}" class="historylink btn btn-default"><span class="glyphicon glyphicon-list-alt"></span> {% trans "History" %}</a>
-    </li>
-    {% if has_absolute_url %}<li class="btn-group"><a href="{{ absolute_url }}" class="viewsitelink btn btn-default"><span class="glyphicon glyphicon-new-window"></span> {% trans "View on site" %}</a></li>{% endif %}
-    {% endblock %}
-  </ul>
-{% endif %}{% endif %}
+{# Add buttons style and icons #}
+{% block object-tools-items %}
+<li class="btn-group">
+    {% url opts|admin_urlname:'history' original.pk|admin_urlquote as history_url %}
+    <a href="{% add_preserved_filters history_url %}" class="historylink btn btn-default"><span class="glyphicon glyphicon-list-alt"></span> {% trans "History" %}</a>
+</li>
+{% if has_absolute_url %}<li class="btn-group"><a href="{{ absolute_url }}" class="viewsitelink btn btn-default"><span class="glyphicon glyphicon-new-window"></span> {% trans "View on site" %}</a></li>{% endif %}
 {% endblock %}
diff --git a/useradmin/templates/useradmin/delete_confirmation.html b/useradmin/templates/useradmin/delete_confirmation.html
deleted file mode 100644
index eca368a5..00000000
--- a/useradmin/templates/useradmin/delete_confirmation.html
+++ /dev/null
@@ -1,55 +0,0 @@
-{% extends "admin/delete_confirmation.html" %}
-{% comment %}
-Re2o est un logiciel d'administration développé initiallement au rezometz. Il
-se veut agnostique au réseau considéré, de manière à être installable en
-quelques clics.
-
-Copyright © 2019  Alexandre Iooss
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License along
-with this program; if not, write to the Free Software Foundation, Inc.,
-51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-{% endcomment %}
-{% load i18n admin_urls %}
-
-{% block content %}
-{% if perms_lacking %}
-    <p>{% blocktrans with escaped_object=object %}Deleting the {{ object_name }} '{{ escaped_object }}' would result in deleting related objects, but your account doesn't have permission to delete the following types of objects:{% endblocktrans %}</p>
-    <ul>
-    {% for obj in perms_lacking %}
-        <li>{{ obj }}</li>
-    {% endfor %}
-    </ul>
-{% elif protected %}
-    <p>{% blocktrans with escaped_object=object %}Deleting the {{ object_name }} '{{ escaped_object }}' would require deleting the following protected related objects:{% endblocktrans %}</p>
-    <ul>
-    {% for obj in protected %}
-        <li>{{ obj }}</li>
-    {% endfor %}
-    </ul>
-{% else %}
-    <p>{% blocktrans with escaped_object=object %}Are you sure you want to delete the {{ object_name }} "{{ escaped_object }}"? All of the following related items will be deleted:{% endblocktrans %}</p>
-    {% include "admin/includes/object_delete_summary.html" %}
-    <h2>{% trans "Objects" %}</h2>
-    <ul>{{ deleted_objects|unordered_list }}</ul>
-    <form method="post">{% csrf_token %}
-    <div>
-    <input type="hidden" name="post" value="yes" />
-    {% if is_popup %}<input type="hidden" name="{{ is_popup_var }}" value="1" />{% endif %}
-    {% if to_field %}<input type="hidden" name="{{ to_field_var }}" value="{{ to_field }}" />{% endif %}
-    <input type="submit" class="btn btn-danger" value="{% trans "Yes, I'm sure" %}" />
-    <a href="#" class="button cancel-link btn btn-default">{% trans "No, take me back" %}</a>
-    </div>
-    </form>
-{% endif %}
-{% endblock %}
diff --git a/useradmin/templates/useradmin/delete_selected_confirmation.html b/useradmin/templates/useradmin/delete_selected_confirmation.html
deleted file mode 100644
index 50444bdd..00000000
--- a/useradmin/templates/useradmin/delete_selected_confirmation.html
+++ /dev/null
@@ -1,59 +0,0 @@
-{% extends "admin/delete_selected_confirmation.html" %}
-{% comment %}
-Re2o est un logiciel d'administration développé initiallement au rezometz. Il
-se veut agnostique au réseau considéré, de manière à être installable en
-quelques clics.
-
-Copyright © 2019  Alexandre Iooss
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License along
-with this program; if not, write to the Free Software Foundation, Inc.,
-51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-{% endcomment %}
-{% load i18n l10n admin_urls %}
-
-{% block content %}
-{% if perms_lacking %}
-    <p>{% blocktrans %}Deleting the selected {{ objects_name }} would result in deleting related objects, but your account doesn't have permission to delete the following types of objects:{% endblocktrans %}</p>
-    <ul>
-    {% for obj in perms_lacking %}
-        <li>{{ obj }}</li>
-    {% endfor %}
-    </ul>
-{% elif protected %}
-    <p>{% blocktrans %}Deleting the selected {{ objects_name }} would require deleting the following protected related objects:{% endblocktrans %}</p>
-    <ul>
-    {% for obj in protected %}
-        <li>{{ obj }}</li>
-    {% endfor %}
-    </ul>
-{% else %}
-    <p>{% blocktrans %}Are you sure you want to delete the selected {{ objects_name }}? All of the following objects and their related items will be deleted:{% endblocktrans %}</p>
-    {% include "admin/includes/object_delete_summary.html" %}
-    <h2>{% trans "Objects" %}</h2>
-    {% for deletable_object in deletable_objects %}
-        <ul>{{ deletable_object|unordered_list }}</ul>
-    {% endfor %}
-    <form method="post">{% csrf_token %}
-    <div>
-    {% for obj in queryset %}
-    <input type="hidden" name="{{ action_checkbox_name }}" value="{{ obj.pk|unlocalize }}" />
-    {% endfor %}
-    <input type="hidden" name="action" value="delete_selected" />
-    <input type="hidden" name="post" value="yes" />
-    <input type="submit" class="btn btn-danger" value="{% trans "Yes, I'm sure" %}" />
-    <a href="#" class="button cancel-link btn btn-default">{% trans "No, take me back" %}</a>
-    </div>
-    </form>
-{% endif %}
-{% endblock %}