Change WooCommerce product variations table to stack instead of side-by-side

@media (max-width: 650px) {
	table.variations tbody tr {
		display: flex;
		flex-direction: column;
		align-items: flex-start;
		padding-left: 13px;;
	}

	.woo-variation-swatches .variable-items-wrapper.radio-variable-items-wrapper li .variable-item-radio-input-wrapper {
		display: flex !important;
		flex-wrap: nowrap;
	}
}

https://generatepress.com/forums/topic/use-css-to-stack-woocommerce-variation-labels-above-input/#post-2401842