.single-product a.wpcbn-btn{background-color:#000!important;color:#fff!important;border:2px solid #000!important;border-radius:15px!important}.single-product .single_add_to_cart_button:not(.wpcbn-btn){background-color:#fff!important;color:#000!important;border:2px solid #000!important;border-radius:15px!important}