.zinnia #header h1 {
    background: transparent url("../img/logo_small.svg") no-repeat scroll left center;
    padding-left: 1.5em; }

@media (min-width: 768px) {
    .zinnia #header h1 {
        background: transparent url("../img/logo.svg") no-repeat scroll left center;
        padding-left: 1.5em; }
}

pre.literal-block {
    overflow-x: auto;
}