.woocommerce-additional-fields #order-comments-preset {
    margin-bottom: 0.5em;
    padding: 15px;
}
#billing_postcode_search_field .postcode-search-btn, #shipping_postcode_search_btn .post-search-btn {
    padding-top: 0;
    padding-bottom: 0;
}
.woocommerce-customer-details .dashicons {
    font-size: inherit;
    line-height: inherit;
}
#order_review_heading {
    margin-top: 1em;
}
form.woocommerce-checkout .woocommerce-billing-fields h3:first-child {
    display: none;
}