body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
}

.container {
    text-align: center;
}

#youtubePlayer {
    margin: auto; /* This ensures the video player is centered */
}

#refreshButton {
    display: block;
    margin: 20px auto; /* Top and bottom margin of 20px, and auto left/right margin for centering */
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
}