body {
    background: url('BG.jpg') no-repeat center center fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    background-size: cover;
    -o-background-size: cover;
}

.text-white a {
    color: white; !important;
}

.jumbotron {
    opacity: 0.8;
    margin-top: 20%;
}