<body>

    <nav class="site-header sticky-top py-1">
      <div class="container d-flex flex-column flex-md-row justify-content-between">
        <a class="py-2" href="#">
          <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="d-block mx-auto"><circle cx="12" cy="12" r="10"></circle><line x1="14.31" y1="8" x2="20.05" y2="17.94"></line><line x1="9.69" y1="8" x2="21.17" y2="8"></line><line x1="7.38" y1="12" x2="13.12" y2="2.06"></line><line x1="9.69" y1="16" x2="3.95" y2="6.06"></line><line x1="14.31" y1="16" x2="2.83" y2="16"></line><line x1="16.62" y1="12" x2="10.88" y2="21.94"></line></svg>
        </a>
        <a class="py-2 d-none d-md-inline-block" href="#">Tour</a>
        <a class="py-2 d-none d-md-inline-block" href="#">Product</a>
        <a class="py-2 d-none d-md-inline-block" href="#">Features</a>
        <a class="py-2 d-none d-md-inline-block" href="#">Enterprise</a>
        <a class="py-2 d-none d-md-inline-block" href="#">Support</a>
        <a class="py-2 d-none d-md-inline-block" href="#">Pricing</a>
        <a class="py-2 d-none d-md-inline-block" href="#">Cart</a>
      </div>
    </nav>

    <div class="position-relative overflow-hidden p-3 p-md-5 m-md-3 text-center bg-light">
      <div class="col-md-5 p-lg-5 mx-auto my-5">
        <h1 class="display-4 font-weight-normal">Punny headline</h1>
        <p class="lead font-weight-normal">And an even wittier subheading to boot. Jumpstart your marketing efforts with this example based on Apple's marketing pages.</p>
        <a class="btn btn-outline-secondary" href="#">Coming soon</a>
      </div>
      <div class="product-device shadow-sm d-none d-md-block"></div>
      <div class="product-device product-device-2 shadow-sm d-none d-md-block"></div>
    </div>

    <div class="d-md-flex flex-md-equal w-100 my-md-3 pl-md-3">
      <div class="bg-dark mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center text-white overflow-hidden">
        <div class="my-3 py-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-light shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
      <div class="bg-light mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center overflow-hidden">
        <div class="my-3 p-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-dark shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
    </div>

    <div class="d-md-flex flex-md-equal w-100 my-md-3 pl-md-3">
      <div class="bg-light mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center overflow-hidden">
        <div class="my-3 p-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-dark shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
      <div class="bg-primary mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center text-white overflow-hidden">
        <div class="my-3 py-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-light shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
    </div>

    <div class="d-md-flex flex-md-equal w-100 my-md-3 pl-md-3">
      <div class="bg-light mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center overflow-hidden">
        <div class="my-3 p-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-white shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
      <div class="bg-light mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center overflow-hidden">
        <div class="my-3 py-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-white shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
    </div>

    <div class="d-md-flex flex-md-equal w-100 my-md-3 pl-md-3">
      <div class="bg-light mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center overflow-hidden">
        <div class="my-3 p-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-white shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
      <div class="bg-light mr-md-3 pt-3 px-3 pt-md-5 px-md-5 text-center overflow-hidden">
        <div class="my-3 py-3">
          <h2 class="display-5">Another headline</h2>
          <p class="lead">And an even wittier subheading.</p>
        </div>
        <div class="bg-white shadow-sm mx-auto" style="width: 80%; height: 300px; border-radius: 21px 21px 0 0;"></div>
      </div>
    </div>

    <footer class="container py-5">
      <div class="row">
        <div class="col-12 col-md">
          <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="d-block mb-2"><circle cx="12" cy="12" r="10"></circle><line x1="14.31" y1="8" x2="20.05" y2="17.94"></line><line x1="9.69" y1="8" x2="21.17" y2="8"></line><line x1="7.38" y1="12" x2="13.12" y2="2.06"></line><line x1="9.69" y1="16" x2="3.95" y2="6.06"></line><line x1="14.31" y1="16" x2="2.83" y2="16"></line><line x1="16.62" y1="12" x2="10.88" y2="21.94"></line></svg>
          <small class="d-block mb-3 text-muted">&copy; 2017-2018</small>
        </div>
        <div class="col-6 col-md">
          <h5>Features</h5>
          <ul class="list-unstyled text-small">
            <li><a class="text-muted" href="#">Cool stuff</a></li>
            <li><a class="text-muted" href="#">Random feature</a></li>
            <li><a class="text-muted" href="#">Team feature</a></li>
            <li><a class="text-muted" href="#">Stuff for developers</a></li>
            <li><a class="text-muted" href="#">Another one</a></li>
            <li><a class="text-muted" href="#">Last time</a></li>
          </ul>
        </div>
        <div class="col-6 col-md">
          <h5>Resources</h5>
          <ul class="list-unstyled text-small">
            <li><a class="text-muted" href="#">Resource</a></li>
            <li><a class="text-muted" href="#">Resource name</a></li>
            <li><a class="text-muted" href="#">Another resource</a></li>
            <li><a class="text-muted" href="#">Final resource</a></li>
          </ul>
        </div>
        <div class="col-6 col-md">
          <h5>Resources</h5>
          <ul class="list-unstyled text-small">
            <li><a class="text-muted" href="#">Business</a></li>
            <li><a class="text-muted" href="#">Education</a></li>
            <li><a class="text-muted" href="#">Government</a></li>
            <li><a class="text-muted" href="#">Gaming</a></li>
          </ul>
        </div>
        <div class="col-6 col-md">
          <h5>About</h5>
          <ul class="list-unstyled text-small">
            <li><a class="text-muted" href="#">Team</a></li>
            <li><a class="text-muted" href="#">Locations</a></li>
            <li><a class="text-muted" href="#">Privacy</a></li>
            <li><a class="text-muted" href="#">Terms</a></li>
          </ul>
        </div>
      </div>
    </footer>


    <!-- Bootstrap core JavaScript
    ================================================== -->
    <!-- Placed at the end of the document so the pages load faster -->
    <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
    <script>window.jQuery || document.write('<script src="../../assets/js/vendor/jquery-slim.min.js"><\/script>')</script>
    <script src="../../assets/js/vendor/popper.min.js"></script>
    <script src="../../dist/js/bootstrap.min.js"></script>
    <script src="../../assets/js/vendor/holder.min.js"></script>
    <script>
      Holder.addTheme('thumb', {
        bg: '#55595c',
        fg: '#eceeef',
        text: 'Thumbnail'
      });
    </script>
  </body>
.container {
  max-width: 960px;
}

/*
 * Custom translucent site header
 */

.site-header {
  background-color: rgba(0, 0, 0, .85);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
}
.site-header a {
  color: #999;
  transition: ease-in-out color .15s;
}
.site-header a:hover {
  color: #fff;
  text-decoration: none;
}

/*
 * Dummy devices (replace them with your own or something else entirely!)
 */

.product-device {
  position: absolute;
  right: 10%;
  bottom: -30%;
  width: 300px;
  height: 540px;
  background-color: #333;
  border-radius: 21px;
  -webkit-transform: rotate(30deg);
  transform: rotate(30deg);
}

.product-device::before {
  position: absolute;
  top: 10%;
  right: 10px;
  bottom: 10%;
  left: 10px;
  content: "";
  background-color: rgba(255, 255, 255, .1);
  border-radius: 5px;
}

.product-device-2 {
  top: -25%;
  right: auto;
  bottom: 0;
  left: 5%;
  background-color: #e5e5e5;
}


/*
 * Extra utilities
 */

.flex-equal > * {
  -ms-flex: 1;
  flex: 1;
}
@media (min-width: 768px) {
  .flex-md-equal > * {
    -ms-flex: 1;
    flex: 1;
  }
}

.overflow-hidden { overflow: hidden; }

External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.1.2/css/bootstrap.min.css

External JavaScript

This Pen doesn't use any external JavaScript resources.