Reveal cart on mobile when not using Storefront

[jameskoster]

No description provided.

[JamesJosephFinn]

I'm happily using storefront, but I'm not using the handheld footer bar, so I'm experimenting having this tab on mobile screens by implementing the following override declaration:

@media (min-width: 400px) {
    .woocommerce-cart-tab-container {
        display: block!important;
    }
}