@media only screen and ( max-width: 980px ) {
.woocommerce-page ul.products li.product:nth-child(n) {
width: 47.5% !important;
margin-right: 2.5% !important;
}
.woocommerce-page ul.products li.product:nth-child(2n) {
margin-right: 0 !important;
}
}