diff --git a/files/templates/header-tw.html b/files/templates/header-tw.html
index 7b378fde4e..3cd33305dd 100644
--- a/files/templates/header-tw.html
+++ b/files/templates/header-tw.html
@@ -109,7 +109,7 @@
       <button type="button" class="btn-close text-reset" data-bs-dismiss="offcanvas" aria-label="Close"></button>
     </div>
     <div class="offcanvas-body">
-      <button class="btn btn-red">
+      <button class="w-full btn btn-red">
         <i class="fas fa-pen fa-sm fa-fw mr-2"></i>
         Create post
       </button>