site-mobile-menu Navbar Bootstrap is not showing on mobile, while on desktop mobile emulator it shows

Bootstrap navbar not showing in mobile version but using desktop mobile emulator it shows perfectly.

I have tried changing to toogle navigation but it stills the same

<header class="site-navbar py-3 js-site-navbar site-navbar-target" role="banner" id="site-navbar">

  <div class="container">

    <div class="row align-items-center">

      <div class="col-11 col-xl-2 site-logo">

      </div>

    </div>
  </div>

</header>