Hello,
1) Please add this code in custom.css file:
.product-categories > li > ul.children li > a{
color: #000000;
}
2) If you want the same footer at Terms and Conditions page you need select Default footer for that page.
3) Please read more here:
http://woocommerce-currencies-switcher.pluginus.net/documentation/
Regards,
Robert Hall.