#orientation-screen {
    margin: 0 auto;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url(rotate.png);
    background-repeat: no-repeat;
    background-position: center;
    background-color: rgb(0, 0, 0);
    z-index: 999;
    display: none;
}

body {
    background-color: #000;
}