diff --git a/src/Resources/app/storefront/src/scss/base.scss b/src/Resources/app/storefront/src/scss/base.scss
index fdc35dd..ca98d8d 100644
--- a/src/Resources/app/storefront/src/scss/base.scss
+++ b/src/Resources/app/storefront/src/scss/base.scss
@@ -287,6 +287,11 @@ footer {
   }
 }
 
+.btn-block {
+  display: block;
+  width: 100%;
+}
+
 //.confirm-youthprotection {
 .confirm-notice {
   margin-bottom: 1.5rem;