html, body{height:100%; margin:0;padding:0;background-color: #000;}

.container-fluid{
    height:100%;
    display:table;
    width: 100%;
    padding: 0;
}

.row-fluid {height: 100%; display:table-cell; vertical-align: middle;}

.centering {
    float:none;
    margin:0 auto;
}

.ri-grid ul li
{
    margin: 1px;
}