.woocommerce-billing-fields .form-row label, .woocommerce-shipping-fields .form-row label, .woocommerce-account-fields .create-account .form-row label {
    display: none !important;
}

.woocommerce-checkout #customer_details,.woocommerce-checkout #order_review_heading,.woocommerce-checkout #order_review {
    float: none !important;
    width: 100% !important;
}

.woocommerce-checkout #order_review{
    background: none !important;
}