card-example.html

<div class="col-12 col-md-6 col-lg-3 contributor">
    <div class="card card__animate">
         <img class="card-img-top img-fluid" data-src="your-image-here" alt="Card image cap">
        <div class="card-body">
            <h5 class="card-title">Your name here</h5>
            <hr class="separator">
            <p class="card-text">Your description here</p>
            <a href="your-github-profile-link-here" class="button">GitHub Profile</a>
        </div>
    </div>
</div>