* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    -moz-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    -webkit-touch-callout: none;
    -ms-content-zooming: none;
}

html,
body {
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    overflow: hidden;
    font-family: Helvetica, Arial, sans-serif;
    font-size: 16px;
    background-color: #000;
    color: #fff;
}

#pano {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}