#background {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 150%;
    background-image: url('/assets/images/IMG_3776.jpg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    filter: alpha(opacity=40);
}