fix the buttons color to white

Signed-off-by: tdruez <tdruez@aboutcode.org>

Author: tdruez

dje/templates/navbar/navbar_header.html

@@ -30,13 +30,13 @@
         </ul>
       {% endblock navbar_nav_left %}
       {% block navbar_nav_right %}
-        <button class="navbar-toggler btn btn-link text-white px-2 py-1 bg-opacity-10 border border-white border-opacity-25 nav-chip" type="button" data-bs-toggle="offcanvas" data-bs-target="#navbarOffcanvas" aria-controls="navbarOffcanvas" aria-label="Toggle navigation">
-          <span class="navbar-toggler-icon"></span>
+        <button class="navbar-toggler btn btn-link text-white px-3 py-2 bg-opacity-10 border border-white border-opacity-25 nav-chip" type="button" data-bs-toggle="offcanvas" data-bs-target="#navbarOffcanvas" aria-controls="navbarOffcanvas" aria-label="Toggle navigation">
+          <i class="fas fa-bars"></i>
         </button>
         <div class="offcanvas offcanvas-end" tabindex="-1" id="navbarOffcanvas">
           <div class="offcanvas-header text-white pb-0">
             <h5 class="offcanvas-title" id="offcanvasNavbarLabel">Menu</h5>
-            <button type="button" class="btn-close" data-bs-dismiss="offcanvas" aria-label="Close"></button>
+            <button type="button" class="btn-close btn-close-white" data-bs-dismiss="offcanvas" aria-label="Close"></button>
           </div>
           <div class="offcanvas-body">
             <ul class="navbar-nav ms-md-auto">