diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000..c9d37bd
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,31 @@
+stages:
+- build
+
+Build CSS:
+  stage: build
+  tags:
+    - Docker
+  image: "python:latest"
+
+  variables:
+    PIPENV_VENV_IN_PROJECT: 1
+
+  script:
+    - apt-get update
+    - apt-get -y upgrade
+    - apt-get install -y nodejs npm
+
+    - pip3 install pipenv
+    
+    - pipenv --three update
+    - pipenv install django
+    - pipenv install django-bulma
+    
+    - echo "KHAGANAT_SECRET_KEY= build" > .env
+    
+    - pipenv run ./manage.py bulma install
+    - pipenv run ./manage.py bulma build
+
+  artifacts:
+     paths:
+       - static_extra/bulma/css/*
diff --git a/khaganat/static/khaganat/css/khaganat.css b/khaganat/static/khaganat/css/khaganat.css
deleted file mode 100644
index 9da8373..0000000
--- a/khaganat/static/khaganat/css/khaganat.css
+++ /dev/null
@@ -1,12 +0,0 @@
-#page_body {
-    background-image: url("/static/khaganat/images/bg7.jpg");
-}
-
-#messagesContainer {
-    margin-bottom: 20px;
-}
-
-.content-bloc {
-    padding: 20px;
-    background-color: white;
-}
diff --git a/static_extra/bulma/sass/style.sass b/static_extra/bulma/sass/style.sass
index 963e65d..216dc6b 100644
--- a/static_extra/bulma/sass/style.sass
+++ b/static_extra/bulma/sass/style.sass
@@ -87,10 +87,10 @@ html.has-navbar-fixed-top, body.has-navbar-fixed-top
     color: white
 
   .navbar.is-light .navbar-brand
-    margin-left: 5%
+    display: none
 
   .navbar.is-light .navbar-brand img
-    height: 0
+    display: none
 
   .navbar.is-light .navbar-brand > a.navbar-item:hover, .navbar.is-light .navbar-brand > a.navbar-item.is-active,
   .navbar.is-light .navbar-brand .navbar-link:hover,
@@ -119,10 +119,6 @@ html.has-navbar-fixed-top, body.has-navbar-fixed-top
     background-color: $link-hover
     color: white
 
-  .navbar.is-light .navbar-end
-    margin-right: 5%
-    margin-left: 0%
-
   .navbar.is-light .navbar-item.is-logo
     position: absolute
     left: 50%
@@ -149,6 +145,9 @@ html.has-navbar-fixed-top, body.has-navbar-fixed-top
     max-height: 2rem
     height: 2rem
 
+.navbar.is-light .navbar-item.is-logo:hover
+  background-color: white
+
 //navbar pour les mobiles
 .navbar-dropdown a.navbar-item:hover
   background-color: $primary
@@ -159,9 +158,9 @@ html.has-navbar-fixed-top, body.has-navbar-fixed-top
   font-weight: bold
 
 @media screen and (max-width: 1087px)
-  .navbar-item.is-logo img
-    height: 0
-
+  .navbar-item.is-logo
+    display: none
+  
 //bouton de la navbar
 .button.is-light 
   background-color: $background