Adding button to mobile menu only in 7.0?

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<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js"></script>
<script>
  jQuery(document).ready(function($){
  $('<a href="/store/streeter-flynn-vodka-750-ml" class="mobile-btn">Buy Oneline</a>').appendTo('div.Mobile-bar [data-nc-container="top-center"]');
})
</script>
<style>
  div.Mobile-bar [data-nc-container="top-center"] {
    display: flex !important;
}

a.mobile-btn {
    background: #fff;
    color: #42708a !important;
    padding: 11px 9px !important;
    font-weight: 400;
}
</style>