.pageBanner {
    position:relative
}

.pageBanner:after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0) url("/uploads/images/templates/651/originals/159308434595340045_3758694217505429_2623918413025640448_n.jpg") no-repeat scroll center center / cover ;
}