prolog-point-of-sale/style.css

body {
    font-family: sans-serif;
}

main {
    display: flex;
}

.products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    grid-gap: 10px;
    flex: 1;
}

.cart {
    width: 300px;
}

.product {
    height: 110px;
    display: flex;
    flex-flow: column;
    border: 1px solid rgba(0, 0, 0, .2);
    border-radius: 5px;
    color: rgba(0, 0, 0, .87);
    text-decoration: none;

    overflow-wrap: break-word;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product__name {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
}

.product__price {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #27ae60;
    color: #fff;
    height: 30px;
}

.cart__entry {
    border-top: 1px solid rgba(0, 0, 0, .12);
    display: flex;
}

.cart__entry:last-child {
    border-bottom: 1px solid rgba(0, 0, 0, .12);
}

.cart__entry > div {
    margin: 12px;
}

.cart__name {
    flex: 1;
}

.cart__price {
    width: 65px;
}

.login__reason {
    padding: 8px 8px;
    margin: 16px 0;
    border-radius: 2px;
    border: 1px solid #bee5eb;
    background: #d1ecf1;
    color: #0c5460;
}