.popup {
    position: fixed;
    z-index: 999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.74);
    display: none;
}
.popup-content {
    background-color: white;
    margin: 5% auto;
    padding: 20px;
    border: 1px solid #888888;
    width: 60%;
    height: 70%;
    font-weight: bolder;
    border-radius: 10px;
}

.popup-content-product {
    background-color: white;
    margin: 5% auto;
    padding: 20px;
    border: 1px solid #888888;
    width: 80%;
    height: 75%;
    font-weight: bolder;
    border-radius: 10px;
}
.popup-content button {
    display: block;
    margin: 0 auto;
}
.show {
    display: block;
}
h1 {
    color: green;
}