body,
html {
    box-sizing: border-box;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.header {
    text-align: center;
    background-color: #336;
    color: #fff;
    padding: 10px;
}

.image-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #000;
    overflow: hidden;
    position: relative;
    cursor: zoom-in;
}

img {
    max-width: 100%;
    max-height: 100%;
    transition: transform 0.3s;
    cursor: zoom-in;
    position: relative;
}

.footer {
    text-align: center;
    background-color: #336;
    color: #fff;
    padding: 10px;
}

#imageContainer {
    position: relative;
}

#overlayMessage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    background-color: rgba(0, 0, 0, 0.5);
    /* Fél-átlátszó háttér */
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 1.5em;
    text-align: center;
    opacity: 1;
    transition: opacity 1s ease-in-out;
}

#image-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

#image-wrapper {
    display: inline-block;
    transform-origin: center center;
    will-change: transform;
}

#media {
    display: block;
    margin: 0 auto;
}