.popup {
    display: none; /* csak akkor jelenik meg, ha JS bekapcsolja */
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.4);
    justify-content: center;
    align-items: center;
    opacity: 0;
}

/* Megjelenítéshez */
.popup.show {
    display: flex;
    animation: fadeIn 0.5s forwards;
}

/* Tartalom */
.popup-content {
    background-color: #fefefe;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 600px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    text-align: center;
}

/* Bezáró gomb */
.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

/* Animációk */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}