ction () {
    $('[data-bs-toggle="tooltip"]').tooltip()
    })
  </script>

  </div>
  
  <div class="row">
    <div class="col-md-3 hidden-xs hidden-sm visible-md visible-lg">
      <div id="sidebar">
      <h3>Contents</h3>
      <div class="card mb-4">
      <a data-bs-toggle="collapse" href="#common-0"
         aria-expanded="false" aria-controls="common-0">
         <h4 class="card-header bg-primary text-white">Common Blocks</h4>
      </a>
      <div id="common-0" class="collapse">
        <div class