body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}

#top-iframe-container, #bottom-iframe-container {
    position: fixed;
    width: 100%;
    height: 60px; 
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2); 
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    opacity: 0;
    transition: opacity 1s, transform 1s;
    transform: scale(0);
    z-index: 1000; 
}

#top-iframe-container {
    top: 0;
}

#bottom-iframe-container {
    bottom: 0; 
}

#top-iframe-container.visible, #bottom-iframe-container.visible {
    opacity: 1;
    transform: scale(1);
}

#top-banner-iframe, #bottom-banner-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

#close-top-iframe {
    position: absolute;
    bottom: 5px; 
    left: 5px; 
    background-color: red;
    color: white;
    border: none;
    border-radius: 50%;
    width: 11px;
    height: 11px;
    font-size: 8px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    z-index: 1001;
}

#close-bottom-iframe {
    position: absolute;
    bottom: 5px;
    left: 5px; 
    background-color: blue; 
    color: white;
    border: none;
    border-radius: 50%;
    width: 11px; 
    height: 11px; 
    font-size: 10px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    z-index: 1001; 
}