.large-header {
    position: fixed;
    top: 0px;
    right: 0px;
    left: 0px;
    bottom: 0px;
    background: #111;
    overflow: hidden;
    background-size: cover;
    background-position: center center;
    z-index: 1;
}

.demo .large-header {
    /*background-image: url("https://s3-us-west-2.amazonaws.com/s.cdpn.io/499416/demo-bg.jpg");*/
}

.main-title {
    position: absolute;
    margin: 0;
    padding: 0;
    color: #F9F1E9;
    text-align: center;
    top: 50%;
    left: 50%;
    -webkit-transform: translate3d(-50%, -50%, 0);
    transform: translate3d(-50%, -50%, 0);
}

.demo .main-title {
    text-transform: uppercase;
    font-size: 4.2em;
    letter-spacing: 0.1em;
}

.main-title .thin {
    font-weight: 200;
}

@media only screen and (max-width: 768px) {
    .demo .main-title {
        font-size: 3em;
    }
}