.wrap-2{
    position:fixed;
    z-index:-30;
    top:0;
    left:0;
    overflow:hidden;
    height:100vh;
    width:100vw;
    margin:auto;
    background: transparent;
    opacity: .0;
    /*
    background: -webkit-gradient(linear, left top, right bottom, from(#fff), to(#f1f1f1));
    background: linear-gradient(to bottom right, #fff, #fff);
    */
   
}
canvas{
    position:relative;
    width:100%;
    height:100%;
}