     </optgroup>
    </select>
    <h2>Multiple Select with Tagging</h2>>
    <select multiple="multiple" id="multiple-select-tagging">
        <optgroup label="Fruit">
            <option value="Banana">Banana</option>
            <option value="Apple">Apple</option>
            <option value="Orange">Orange</option>
            <option value="Lemon">Lemon</option>
        </optgroup>
        <optgroup label="Vegetable">
            <option value="Pepper">Pepper</option>
            <option value="Mushroom