diff --git a/envergo/static/sass/project.scss b/envergo/static/sass/project.scss
index 176a4941d..7389118f7 100644
--- a/envergo/static/sass/project.scss
+++ b/envergo/static/sass/project.scss
@@ -1577,10 +1577,16 @@ footer {
 
     @media (width >= 62em) {
       .fr-header__body-row {
+        // padding 0 because this class is used in both Envergo and Haie Header-Slim
         padding: 0;
         line-height: 1rem;
       }
 
+      .fr-btns-group {
+        // padding 0.5 for fr-btns-group in Envergo Slim-Header
+        padding: 0.5rem 0;
+      }
+
       .fr-header__service {
         padding: 0.625rem 1rem;
       }
diff --git a/envergo/templates/haie/_slim_header.html b/envergo/templates/haie/_slim_header.html
index 1f9351831..2e3ee858a 100644
--- a/envergo/templates/haie/_slim_header.html
+++ b/envergo/templates/haie/_slim_header.html
@@ -44,7 +44,7 @@
               </li>
             {% else %}
               <li>
-                <a class="fr-btn"
+                <a class="fr-nav__link"
                    href="{{ HAIE_FAQ_URL }}"
                    target="_blank"
                    rel="noopener external">Questions fréquentes</a>