.cart_item_container img {
    border: 1px solid grey;
    border-radius: 5px;
    padding: 3px;
    width: 50px;
}
.cart_item_container {
    display: grid;
    grid-template-columns:65px 1fr 50px;
    grid-template-rows: 1fr 1fr;
}

.cart_item_container h3 {
    font-size: 16px;
}

.cart_item_container button {
    grid-column: 2; /*这个意思是在第二column放button*/
    width: 80%;
    height:60%;
    text-align: center;
    padding: 1px;
}

.shopping_cart {
    border: 1px solid gold;
    border-radius: 10px;
    display: grid;
    grid-template-rows:55px 1fr 50px 50px;
}

.total_row {
    display: grid;
    grid-template-columns:2fr 1fr;
}

.total_row h2 {
    text-align: left;
}

h2 {
    text-align: center;  
}   

.shopping_cart_title {
    background-color: antiquewhite;
    height: 50px;
    border-radius: 10px 10px 0 0;
}

.cart_item_container,
.total_row {
    padding: 10px;
}

.shopping_cart .btn-success {
    margin: 5px;
}
.shopping_cart .test-bg-secondary {
    background-color: grey;
}