BT4 - Card Header Primary

Display Bug with dark font in the header

by Tobias

HTML

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-alpha.2/css/bootstrap.min.css">
<div class="container">
<div class="row">
        <div class="col-md-12">
        <div class="card">
            <div class="card-header card-inverse card-primary">
                Demo Card Header
            </div>
            <div class="card-block">
                <blockquote class="card-blockquote">
                    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer posuere erat a ante.</p>
                    <footer>Someone famous in <cite title="Source Title">Source Title</cite></footer>
                </blockquote>
            </div>
            <div class="card-footer text-muted">
                2 days ago
            </div>
        </div>
        </div>
    </div>
</div>