html{
    height: 100%;
}
body{
    font-family: 'Crimson Text', serif;
    margin:0;
    height: 100%;
    background-color: #0a0a0a;
}

@media only screen and (max-width: 768px) {
    /* For mobile phones: */
    [class*="col-"] {
        width: 100%;
    }
}