Buttons Secondary

<div class="container">
    <div class="row">
        <div class="col-lg">
            <button type="button" class="btn btn-secondary m-2">Secondary</button>
            <button type="button" class="btn btn-secondary disabled m-2">Secondary</button>
            <button type="button" class="btn btn-outline-secondary m-2">Secondary</button>
        </div>
    </div>
</div>