Question:
The loader image is not showing.
Answer:
Add width: 100% !important to module template at pp/design/frontend/base/default/template/bss/lazyload/js/phtml
<style> img[data-lazy~=lazy] { background: url(<?php echo $_helper->getLazyImage() ?>) no-repeat; background-size: <?php echo $_helper->getLoadingWidth(); ?>px !important; background-position: center; width: 100% !important; } </style>