body{
    background: #121215;
    color: #555;
    font-size: 20px;
    font-weight: 400;
    -webkit-user-select: none;       
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    
    background-image: url("../../m10_color_shadow.png");
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    background-attachment: fixed;
}