<div class="uk-section uk-height-viewport uk-flex uk-flex-middle">
    <div class="uk-container">

        <span class="uk-label">Default</span>
        <span class="uk-label uk-label-success">Success</span>
        <span class="uk-label uk-label-warning">Warning</span>
        <span class="uk-label uk-label-danger">Danger</span>

    </div>
</div>
