diff --git a/src/frontend/app/indexation/indexing-form/indexing-form.component.scss b/src/frontend/app/indexation/indexing-form/indexing-form.component.scss
index 534a213b11f494c924e69b25dde6e03486c04c23..9cd4309fbcb558c0a86deaeefe0c12aea9d1c567 100644
--- a/src/frontend/app/indexation/indexing-form/indexing-form.component.scss
+++ b/src/frontend/app/indexation/indexing-form/indexing-form.component.scss
@@ -261,9 +261,9 @@
         font-size: 1em;
     }
 
-    background: white;
-    border: solid 1px $primary;
-    color: $primary;
+    background: $primary;
+    border: solid 1px white;
+    color: white;
     border-radius: 30px;
     padding: 5px;
     padding-left: 20px;
@@ -271,6 +271,14 @@
     width: 240px;
     transition: all 0.1s;
 
+    &:hover, &[aria-expanded=true] {
+        background: white !important;
+        border: solid 1px white !important;
+        color: $primary !important;
+        transition: all 0.1s;
+        
+    }
+
     ::ng-deep.mat-button-wrapper {
         display: flex;
         align-items: center;
diff --git a/src/frontend/app/viewer/document-viewer.component.html b/src/frontend/app/viewer/document-viewer.component.html
index 4c1ddd2b7a066043135803227e718f139bae9b6a..109f812940c6d11b187691b0cd319a94c185a259 100644
--- a/src/frontend/app/viewer/document-viewer.component.html
+++ b/src/frontend/app/viewer/document-viewer.component.html
@@ -6,7 +6,7 @@
     <i class="fa fa-file-upload upload-icon"></i><br />
     Glisser-déposer<br />ou
     <div style="display: flex;">
-        <button mat-button class="button-form-primary" [matMenuTriggerFor]="menu"
+        <button mat-button class="button-form-primary-alt" [matMenuTriggerFor]="menu"
             style="margin-right:20px;align-items: center;justify-content: center;text-align: center;display: flex;">
             <span class="menu-label">
                 Choisir un modèle
@@ -17,7 +17,7 @@
             <button mat-menu-item>Modèle 1</button>
             <button mat-menu-item>Modèle 2</button>
         </mat-menu>
-        <button mat-button (click)="docToUpload.click()" class="button-form-primary"
+        <button mat-button (click)="docToUpload.click()" class="button-form-primary-alt"
             style="align-items: center;justify-content: center;text-align: center;display: flex;">Choisissez
             votre fichier</button>
     </div>