<div class="container">
  <div class="card-group vgr-cards">
    <div class="card">
      <div class="card-img-body">
      <img class="card-img" src="https://picsum.photos/500/230" alt="Card image cap">
      </div>
      <div class="card-body">
        <h4 class="card-title">Card title</h4>
        <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer. This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little
          bit longer.</p>
        <a href="#" class="btn btn-outline-primary">Primary</a>
      </div>
    </div>
    <div class="card">
      <div class="card-img-body">
        <img class="card-img" src="https://picsum.photos/400/200" alt="Card image cap"></div>
      <div class="card-body">
        <h4 class="card-title">Card title</h4>
        <p class="card-text">This card has supporting text below as a natural lead-in to additional content. This is a wider card with supporting text below as a natural lead-in to additional content. This content is a little bit longer. This card has supporting text below as a natural lead-in to additional content.</p>
        <a href="#" class="btn btn-outline-primary">Primary</a>
      </div>
    </div>
    <div class="card">
      <div class="card-img-body">
        <img class="card-img" src="https://picsum.photos/450/250" alt="Card image cap"></div>
      <div class="card-body">
        <h4 class="card-title">Card title</h4>
        <p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This card has even longer content than the first to show that equal height action. This is a wider card with supporting text below as a natural lead-in
          to additional content. This content is a little bit longer.</p>
        <a href="#" class="btn btn-outline-primary">Primary</a>
      </div>
    </div>
  </div>
</div>
body {
  margin-top: 20px;
}

// Bootstrap resets
.card {
  border: none;
}
.card-img {
  border-radius: 0;
}

.vgr-cards {
  .card {
    display: flex;
    flex-flow: wrap;
    flex: 100%;
    margin-bottom: 40px;

    &:nth-child(even) .card-img-body {
      order: 2;
    }

    &:nth-child(even) .card-body {
      padding-left: 0;
      padding-right: 1.25rem; 
    }
    
    @media (max-width: 576px) {
      display: block;
    }
    
  }

  .card-img-body {
    flex: 1;
    overflow: hidden;
    position: relative;
    
    @media (max-width: 576px) {
      width: 100%;
      height: 200px;
          margin-bottom: 20px;
    }
    
  }
  
  .card-img {
    width: 100%;
    height: auto;
    position: absolute;
    margin-left: 50%;
    transform: translateX(-50%);
    
    @media (max-width: 1140px) {
          margin: 0;
    transform: none;
    width: 100%;
    height: auto;
    }
    
  }

  .card-body {
    flex: 2;
    padding: 0 0 0 1.25rem;
    
    @media (max-width: 576px) {
      padding: 0;
    }
    
  }
}
View Compiled

External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-beta/css/bootstrap.min.css

External JavaScript

This Pen doesn't use any external JavaScript resources.