Show/hide markup
<div class="form-item">

    <div class="form-item-label">
        <label for="select-item-one">Select an option:</label>
    </div>

    <div class="form-item-input">
        <select name="select-item-one" id="select-item-one">
            <option selected="" value="item-1">Item 1</option>
            <option value="item-2">Item 2</option>
            <option value="item-3">Item 3</option>
            <option value="item-4">Item 4</option>
            <option value="item-5">Item 5</option>
            <option value="item-6">Item 6</option>
            <option value="item-7">Item 7</option>
            <option value="item-8">Item 8</option>
        </select>
    </div>

</div>