The class mzp-l-card-half sets up a two-column layout so it’s best for even numbers of cards. Use medium sized cards if the container is wide, or small or extra-small cards in narrower containers.

<div class="mzp-l-content mzp-l-card-half">

    <section class="mzp-c-card mzp-c-card-medium mzp-has-aspect-3-2">
        <a class="mzp-c-card-block-link" href="#">
            <div class="mzp-c-card-media-wrapper">
                <img class="mzp-c-card-image" src="../../img/image-3-2.jpg" alt="">
            </div>
            <div class="mzp-c-card-content">

                <h2 class="mzp-c-card-title">A short title</h2>
                <p class="mzp-c-card-desc">A brief card description, just a single sentence.</p>

            </div>
        </a>
    </section>

    <section class="mzp-c-card mzp-c-card-medium mzp-has-aspect-3-2">
        <a class="mzp-c-card-block-link" href="#">
            <div class="mzp-c-card-media-wrapper">
                <img class="mzp-c-card-image" src="../../img/image-3-2.jpg" alt="">
            </div>
            <div class="mzp-c-card-content">

                <h2 class="mzp-c-card-title">A short title</h2>
                <p class="mzp-c-card-desc">A brief card description, just a single sentence.</p>

            </div>
        </a>
    </section>

</div>