   .popup {
position: fixed;
    top: 20px;
    right: 20px;
    width: 200px;
    height: 150px;
    background-color: #fff;
    border: 1px solid #ccc;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    display: flex
;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

.popup a {
    text-decoration: none;
}

.popup img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.close-btn {
    position: absolute;
    top: 0px;
    right: 10px;
    font-size: 20px;
    cursor: pointer;
    color: #000;
}

.close-btn:hover {
    color: #f00;
}