body{ 
    background: url(images/wallpaper.jpg) gray center center no-repeat; 
    background-size: cover;
}

.text{
    fill:rgb(255, 255, 255);
    font-size:3px;
    font-family: Arial, Helvetica, sans-serif;
}

.t-group{
    opacity: 1;
    transition: opacity 1s, transform 1s;
}