JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="row mt-4">

      <div class="col-sm-8">
        <h2>blah blah</h2>
        <p>blah blah</p>
      </div>

      <div class="col-sm-4">

        <h2>Contact Us</h2>

        <address>
          <strong>blah blah</strong>
        </address>
        
        <div class="row">

          <div class="col-6 col-sm-12 col-md-8">
            <a target="_blank" rel="noopener noreferrer" href="https://www.blahblah/home/">
              <img src="https://i.picsum.photos/id/387/536/354.jpg?hmac=Zs1KZbc0jXe2zZP7yKL_OrUKxdUVFH0LqLoegVZnIuA" class="img-fluid mb-2">
            </a>
          </div>
         
          <div class="col-6 col-sm-12 col-md-8 parent-div">
            <text>Sponsored by:</text>
            <a target="_blank" rel="noopener noreferrer" href="https://www.blahblah/">            
              <img src="https://i.picsum.photos/id/387/536/354.jpg?hmac=Zs1KZbc0jXe2zZP7yKL_OrUKxdUVFH0LqLoegVZnIuA" class="img-fluid mb-2">
            </a>
          </div>

        </div>
      </div>

    </div>
</div>

CSS

text {
  position: absolute;
  font-size: small;
  background: blanchedalmond;
}

.parent-div {
      display: inline-flex;
    flex-direction: column;
    align-items: center;
}