woocommerce/plugins/woocommerce-blocks/assets/js/blocks/product-results-count/style.scss

// For now, we use the PHP template to render that element, which has
// high specificity styles applied. To overcome that double-class
// selector is used here
.woocommerce.wc-block-product-results-count {
	.woocommerce-result-count {
		float: none;
		font-size: inherit;
		// reset for margin
		margin: auto;
	}
}