html, body {
    height: 100%;
}
body {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
        -ms-flex-direction: column;
            flex-direction: column;
    height: 100%;
}
.mc {
    -webkit-box-flex: 1;
    -webkit-flex: 1 0 auto;
        -ms-flex: 1 0 auto;
            flex: 1 0 auto;
}
.footer {
    -webkit-box-flex: 0;
    -webkit-flex: 0 0 auto;
        -ms-flex: 0 0 auto;
            flex: 0 0 auto;
}


.footer-phone {
    padding: 1em 0;
    background: #ffc80e;
    color: #000;
    font-size: 16px;
}

.footer-phone a {
    color: #e53935;
}

.footer-phone .small {
    font-size: 11px;
    color: #333;
}

@media screen and (max-width: 768px) {
    .footer-phone {
        margin-top: -70px;
        margin-bottom: 70px;
    }
}