WooCommerce - Styling search box placeholder text

/* WooCommerce - Styling search box placeholder text */
/* Chrome/Opera/Safari */
.widget_product_search input::-webkit-input-placeholder {
  color:#000;
}
/* Firefox 19+ */
.widget_product_search input::-moz-placeholder {
  color:#000;
}
/* IE 10+ */
.widget_product_search input:-ms-input-placeholder {
  color:#000;
}