This should do it:
.woocommerce .content input[type="text"]:not(.mkd_search_field):not(.qty), .woocommerce-page .content input[type="text"]:not(.mkd_search_field):not(.qty), .woocommerce .content input[type="email"], .woocommerce-page .content input[type="email"], .woocommerce .content textarea, .woocommerce-page .content textarea, .woocommerce .content input[type="password"], .woocommerce-page .content input[type="password"], .woocommerce .chosen-container.chosen-container-single .chosen-single, .woocommerce-page .chosen-container.chosen-container-single .chosen-single, .woocommerce-checkout .chosen-container.chosen-container-single .chosen-single, .woocommerce .content table.cart div.coupon .input-text, .woocommerce-page .content table.cart div.coupon .input-text, .woocommerce div.cart-collaterals .select2-container .select2-choice, .woocommerce-page div.cart-collaterals .select2-container .select2-choice, .woocommerce #commentform input[type="text"], .woocommerce #commentform input[type="email"], .woocommerce #commentform textarea, .woocommerce-checkout .select2-container .select2-choice, .woocommerce-account .select2-container .select2-choice, .woocommerce-page .select2-drop input[type="text"] {
color: #000;
}
To add CSS:
- If you are using WordPress 4.7, use the “Additional CSS” option in the customizer.
- If your theme has a custom CSS option, use that to add the CSS shown above.
- If not, install the plugin Simple Custom CSS.
Learn to use the Chrome Developer Tools to help you see and test changes to your CSS.