t:</strong> <span id="current-breakpoint">Loading...</span><br>
                <strong>Window Width:</strong> <span id="current-width">Loading...</span><br>
                <strong>Resize your browser window to see the responsive behavior!</strong>
            </div>
            
            <div class="row mb-6" id="live-test-grid">
                <div class="col-12 col-sm-6 col-md-4 col-lg-3">
                    <div class="demo-grid-item" style="background: #dcfce7; border-color: #16a34a;">
          