Field Sizes: Small

<div class="form-group">
    <input type="text" class="field field--small">
</div>

<div class="form-group">
    <select class="field field--small">
        <option selected></option>
        <option>Option 1</option>
        <option>Option 2</option>
        <option>Option 3</option>
    </select>
</div>