Featured category box height

One bottom of homepage of Justshop theme, the feature category boxes appears, their height depends on the title and description of the product.

However, if you want to force them to be in same height always, please put below in themeoptions/general/display/customcss box (modify value of height as per your requirement)

ul.products li.product {
    min-height: 400px;
}
If you want Add to cart button in same line. use below style.
ul.products li.product .price {width: 30% !important;}

If you want to remove the Loading icon, that appears when we click add to cart button.

ul.products li.product .button.added::after,
ul.products li.product .button.loading::after  { display: none; }