body {
    font-family: Arial, sans-serif;
    margin: 20px;
    text-align: center; background-color: #12283a;
}

.video-container, .image-container {
    margin-bottom: 20px;
}

img {
    max-width: 100%;
    height: auto;
}

.caption {
    color: #FFFFFF;
    font-size: 0.9em;
    margin-top: 5px;
}