body {
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    #justify-content: center;
    height: 100vh;
}

.banner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 20px;
    border-radius: 10px;
    z-index: 10;
}

.video {
    display: none;
    width: 100%;
    max-width: 720px;
}