     <div class="control-group">
                <label for="bpm">Tempo (BPM):</label>
                <input type="range" id="bpm" name="bpm" min="40" max="200" value="120">
                <span id="bpmValue">120</span>
            </div>
    
        </div>
    </div>

    <!-- Chord Sequence -->
    <div class="control-section">
        <label for="chordSequence">Chord Sequence:</label><br>
        <textarea id="chordSequence" rows="4" cols="50">1,4,5,1</textarea>
        <div class="help-text" style="m