#cart-popup {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translate(-50%, -20%);
    background: white;
    border: 2px solid #ccc;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    width: 300px;
    text-align: center;
    border-radius: 8px;
}

#cart-popup .popup-content p {
    margin-bottom: 20px;
    font-size: 16px;
}

#open-checkout {
    background-color: green;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#close-popup {
    background-color: red;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}