body {
    margin: 0;
    overflow: hidden;
    background-color: #000; /* Black background color */
}

.dvd-logo {
    width: 100px;
    height: 100px;
    position: absolute;
    top: 0;
    left: 0;
}

.pow {
    width: 300px; /* adjust the width as needed */
    height: 300px; /* adjust the height as needed */
    position: absolute;
    display: none; /* hide initially */
}