Large Circle Blob

<div class="row">
    <div class="col-md-3">
        <img src="http://via.placeholder.com/500x500" alt="" class="img-fluid rounded-circle border border-primary mt-2">
        <a href="#" class="btn btn-dark btn-block mt-2">Lorem Ipsum</a>
    </div>
    <div class="col-md-3">
        <img src="http://via.placeholder.com/500x500" alt="" class="img-fluid rounded-circle border border-primary mt-2">
        <a href="#" class="btn btn-dark btn-block mt-2">Lorem Ipsum 2</a>
    </div>
    <div class="col-md-3">
        <img src="http://via.placeholder.com/500x500" alt="" class="img-fluid rounded-circle border border-primary mt-2">
        <a href="#" class="btn btn-dark btn-block mt-2">Lorem Ipsum 3</a>
    </div>
    <div class="col-md-3">
        <img src="http://via.placeholder.com/500x500" alt="" class="img-fluid rounded-circle border border-primary mt-2">
        <a href="#" class="btn btn-dark btn-block mt-2">Lorem Ipsum 4</a>
    </div>
</div>