.xcart-product-collections__img-sm { display: block; }
.xcart-product-collections__img-md { display: none; }
.xcart-product-collections__img-lg { display: none; }

@media (min-width: 758px) {
    .xcart-product-collections__img-sm { display: none; }
    .xcart-product-collections__img-md { display: block; }
    .xcart-product-collections__img-lg { display: none; }
}

@media (min-width: 1024px) {
    .xcart-product-collections__img-sm { display: none; }
    .xcart-product-collections__img-md { display: none; }
    .xcart-product-collections__img-lg { display: block; }
}