#fondo{
    background-color: rgba(0,0,0,0.8);
    position: absolute;
    top:0;
    left: 0;
    width: 100%;
    height: 786px;
    filter:brightness(0.4);
}
.fondotech{
    background: url('https://placeimg.com/1000/500/tech');
    background-size: cover ;
    background-position: center;
}
.footer {
    position: absolute;
    height:100px;
    bottom: 0;
    width: 100%;
    overflow: visible;
    z-index: 99;
    clear: both;
    background-color: rgba(0,0,0,.6);
    filter: progid:DXImageTransform.Microsoft.gradient(GradientType=0,startColorstr='#99000000',endColorstr='#99000000');

}
div.footerNode {
    margin: 0;
    float: right;
}
.text-secondary {
    color: rgba(0,0,0,.7);
    font-size: 13px;
}
div.footerNode a, div.footerNode span {
    color: #fff;
    font-size: 12px;
    line-height: 28px;
    white-space: nowrap;
    display: inline-block;
    margin-left: 8px;
    margin-right: 8px;
}