Problema de alineación de cajas en sección 'You May Also Like'

<div class="ymal">
  <center>
    <h5 class="price-product">You may also like</h5>
  </center>
</div>
<div class="row">
  <div class="col-md-6 product-div">
    <a class="category-store ui-link" href="category.html">Designs, </a><a class="category-store ui-link"
      href="category.html">Pictures</a><br>
    <a class="pictitle-store ui-link" href="category.html">Pic Title </a>
    <p></p>
    <div class="hovereffect">
      <img src="assets/img/slide/slide5.jpg" class="principal-image-1 principal-image d-block w-100" alt="...">
      <div class="overlay">
        <p class="icon-links">
          <a href="#" class="ui-link">
            <i class="icon-product fas fa-random" aria-hidden="true"></i>
          </a>
          <a href="#" class="ui-link">
            <i class="icon-product far fa-heart" aria-hidden="true"></i>
          </a>
        </p>
      </div>
    </div>

    <div class="row">
      <div class="down-image col-md-6">
        <i style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="far fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><br>
        <span class="title-product-span">$120</span><span class="sub-title-product-span">$200</span>
      </div>
      <div class="down-image col-md-6">
        <button type="button" class="float-right btn btn-add-to-cart ui-btn ui-shadow ui-corner-all">Add to
          cart</button>
      </div>
    </div>
  </div>
  <div class="col-md-6 product-div">
    <a class="category-store ui-link" href="category.html">Designs, </a><a class="category-store ui-link"
      href="category.html">Pictures</a><br>
    <a class="pictitle-store ui-link" href="category.html">Pic Title </a>
    <p></p>
    <div class="hovereffect">
      <img src="assets/img/slide/slide9.jpg" class="principal-image-1 principal-image d-block w-100" alt="...">
      <div class="overlay">
        <p class="icon-links">
          <a href="#" class="ui-link">
            <i class="icon-product fas fa-random" aria-hidden="true"></i>
          </a>
          <a href="#" class="ui-link">
            <i class="icon-product far fa-heart" aria-hidden="true"></i>
          </a>
        </p>
      </div>
    </div>

    <div class="row">
      <div class="down-image col-md-6">
        <i style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="fas fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><i
          style="color: rgb(253, 186, 45); --darkreader-inline-color:#fdbe39;" class="far fa-star"
          data-darkreader-inline-color="" aria-hidden="true"></i><br>
        <span class="title-product-span">$120</span><span class="sub-title-product-span">$200</span>
      </div>
      <div class="down-image col-md-6">
        <button type="button" class="float-right btn btn-add-to-cart ui-btn ui-shadow ui-corner-all">Add to
          cart</button>
      </div>
    </div>
  </div>
</div>