div class="row mb-6">
                <div class="col-4 offset-2">
                    <div class="demo-grid-item">col-4 offset-2</div>
                </div>
                <div class="col-4">
                    <div class="demo-grid-item">col-4</div>
                </div>
            </div>

            <h3 class="h4 mb-4">Flexbox Utilities</h3>
            <div class="d-flex justify-content-between align-items-center mb-4 p-4 bg-gray-100 rounded">
                <div>Item 1</div>
                <div