html,
body.fixed-footer,
.site-container {
    height: 100%;
}

.fixed-footer .site-container {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    flex-direction: column;

    -webkit-box-direction: normal;
    -webkit-box-orient: vertical;
    -ms-flex-direction: column;
}

.fixed-footer .site-inner {
    width: 100%;
}

.fixed-footer .site-footer {
    margin-top: auto;
}