    <!-- Add Tag Form (Hidden by default) -->
    <div id="tagFormContainer" class="expense-form mb-4" style="display: none;">
        <h4 class="mb-3">Create New Tag</h4>
        <form action="{{ url_for('add_tag') }}" method="POST">
            <div class="row">
                <div class="col-md-6 mb-3">
                    <label for="name" class="form-label">Tag Name</label>
                    <input type="text" class="form-control bg-dark text-light" id="name" name="name" required>
                </