          --placeholderify-opacity: 40%;
          --placeholderify-animation-color: yellow;
        }
      </style>
      <div class="row template-target"></div>
    </div>
    <div class="example-filter">
      <div class="row">
        <div class="col">
          <h2>Custom filter example</h2>
        </div>
      </div>
      <style>
        .example-filter {
          --placeholderify-background-color: magenta;
          --placeholderify-opacity: 80%;
        }

        .example-filter .placeholderify