html, body {
        /* margin: 0 !important;
        padding: 0 !important; */
        overscroll-behavior-y: none;
    }
    body {
        background-image: url("images/bg.png");
        background-repeat: repeat;
        background-color: #292929;
        background-attachment: fixed;
    }
    /* #divMain {
        position: absolute;
        left:     50%;
        top:      50%;
    } */
    #cvsMain {
        width: 100%;
        height: 100%;
        /* border: 1px solid #000000; */
    }