html,
body {
    height: 100%;
}



.carousel-inner {
    height: 100%;
    background-color: #fff;
}

.fill {
    width: 100%;
    height: 100%;
    background-position: center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    background-size: cover;
    -o-background-size: cover;
}

footer {
    margin: 50px 0;
}