#my_order_id_field, #success_url, #cancel_url, #customer_details, .checkout-wrap, .cart-custom-field, .main-header.col-full {
    /*display: none!important;*/
}

.checkout-wrap, .site-header, .cart-custom-field {
    display: none!important;
}

form[name="checkout"] {
    /*display: flex;*/
    /*flex-direction: column;*/
    /*align-items: flex-start;*/
}