.popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}
.popup-content {
    padding: 20px;
    text-align: center;
    position: relative;
    background-color: #fff
    border-radius: 10px;
    max-width: 90%;
    max-height: 90%;
    overflow: hidden;
}
.popup-content img {
    max-width: 100%;
    max-height: 80vh;
    height: auto;
    display: block;
    margin: 0 auto;
}
.close-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: #333;
    color: #fff;
    cursor: pointer;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
    font-weight: bold;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2)
    transition: background-color 0.3s ease;
    border: none;
}
.close-button:hover {
    background-color: #555;
}