diff --git a/app/public/assets/css/common.css b/app/public/assets/css/common.css
index c65fdca..e0c45b5 100644
--- a/app/public/assets/css/common.css
+++ b/app/public/assets/css/common.css
@@ -205,6 +205,7 @@ header {
   header nav[aria-label="Navigation principale"] {
     display: flex;
     flex-direction: column;
+    align-items: stretch;
     padding: 0;
   }
 
@@ -246,10 +247,12 @@ header {
   /* Dropdown link rows */
   header nav[aria-label="Navigation principale"] .nav-mobile-links li {
     border-top: 1px solid var(--header-nav-active-border);
+    text-align: left;
   }
 
   header nav[aria-label="Navigation principale"] .nav-mobile-links li a {
     display: block;
+    width: 100%;
     padding: var(--space-s) var(--space-s);
     font-size: var(--step-1);
     text-align: left;