="30" alt="image">
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          <button class="navbar-toggler" type="button" data-toggle="collapse" data-target=".navbar-collapse-1" aria-controls="navbarNav6" aria-expanded="false" aria-label="Toggle navigation">
            <span class="navbar-toggler-icon"></span>
          </button>
    
          <div class="collapse navbar-collapse justify-content-center col-md-8 navbar-collapse-1">
            <ul class="navbar-nav justify-content-center">
              <li class="