diff --git a/app/assets/stylesheets/new_design/flex.scss b/app/assets/stylesheets/new_design/flex.scss
index 43416c333..0689c004c 100644
--- a/app/assets/stylesheets/new_design/flex.scss
+++ b/app/assets/stylesheets/new_design/flex.scss
@@ -16,4 +16,8 @@
   &.justify-between {
     justify-content: space-between;
   }
+
+  &.justify-center {
+    justify-content: center;
+  }
 }
diff --git a/app/assets/stylesheets/new_design/super_admin.scss b/app/assets/stylesheets/new_design/super_admin.scss
new file mode 100644
index 000000000..949f1aa4d
--- /dev/null
+++ b/app/assets/stylesheets/new_design/super_admin.scss
@@ -0,0 +1,11 @@
+@import "constants";
+
+.super-admin {
+  margin-top: 40px;
+  text-align: center;
+
+  h2 {
+    font-size: 24px;
+    margin-bottom: 4 * $default-spacer;
+  }
+}
diff --git a/app/controllers/administrations/sessions_controller.rb b/app/controllers/administrations/sessions_controller.rb
new file mode 100644
index 000000000..5c1c66000
--- /dev/null
+++ b/app/controllers/administrations/sessions_controller.rb
@@ -0,0 +1,11 @@
+class Administrations::SessionsController < ApplicationController
+  layout "new_application"
+
+  def new
+  end
+
+  def destroy
+    sign_out :administration if administration_signed_in?
+    redirect_to root_path
+  end
+end
diff --git a/app/views/administrations/index.html.haml b/app/views/administrations/index.html.haml
index c4e7eefc5..869242426 100644
--- a/app/views/administrations/index.html.haml
+++ b/app/views/administrations/index.html.haml
@@ -13,4 +13,4 @@
     %br
 
     .text-center
-      = link_to 'Deconnexion', '/administrations/sign_out', method: :delete
+      = link_to 'Deconnexion', administrations_sign_out_path, method: :delete
diff --git a/app/views/administrations/sessions/new.html.haml b/app/views/administrations/sessions/new.html.haml
new file mode 100644
index 000000000..8ed5fb4d9
--- /dev/null
+++ b/app/views/administrations/sessions/new.html.haml
@@ -0,0 +1,6 @@
+.super-admin.flex.justify-center
+  %div
+    %h2 Espace Admin
+    = link_to administration_github_omniauth_authorize_path, class: "button large" do
+      %span.icon.lock
+      Connexion avec GitHub
diff --git a/config/routes.rb b/config/routes.rb
index e74b2385c..275c8431c 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -2,8 +2,10 @@ Rails.application.routes.draw do
   get "/ping" => "ping#index", :constraints => {:ip => /127.0.0.1/}
 
   devise_for :administrations,
-    skip: [:password, :registrations],
-    controllers: { omniauth_callbacks: 'administrations/omniauth_callbacks' }
+    skip: [:password, :registrations, :sessions],
+    controllers: {
+      omniauth_callbacks: 'administrations/omniauth_callbacks'
+    }
 
   devise_for :administrateurs, controllers: {
                                  sessions: 'administrateurs/sessions'
@@ -44,6 +46,8 @@ Rails.application.routes.draw do
   get 'admin' => 'admin#index'
   get 'backoffice' => 'backoffice#index'
 
+  get 'administrations/sign_in' => 'administrations/sessions#new'
+  delete 'administrations/sign_out' => 'administrations/sessions#destroy'
   authenticate :administration do
     resources :administrations, only: [:index, :create]
     namespace :administrations do