#secondary aside .sidebar-widget .best-sellers ul.products li.product a.woocommerce-LoopProduct-link img.attachment-product-thumb {
    height:auto !important;
}
.site-header-cart .widget_shopping_cart .product_list_widget .woocommerce-mini-cart-item img {
    max-width:45px !important;
    height:auto !important;
}