/* The classic checkout form and the body share WooCommerce's class name. */
body.woocommerce-checkout {
  display: block;
  grid-template-columns: none;
}

@media (max-width: 900px) {
  body.woocommerce-checkout {
    display: block;
  }

  .woocommerce-cart-form .quantity .screen-reader-text {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
  }
}