:root {
    --footer-bg-top: light-dark(#444, #444);
    --footer-bg-center: light-dark(#0f0, #0f0);
    --footer-bg-bottom: light-dark(#222, #222);
    --footer-color: rgba(255, 255, 255, .5);
    --footer-color-hover: #fff;
}

footer {
    padding: 50px 0;
    background-image: -webkit-gradient(linear, right top, left bottom, from(var(--banner-bg-bottom)), color-stop(var(--footer-bg-center)), to(var(--banner-bg-bottom)));
    background-image: -o-linear-gradient(top right, var(--banner-bg-bottom), var(--footer-bg-center), var(--banner-bg-bottom));
    background-image: linear-gradient(to bottom left, var(--banner-bg-bottom), var(--footer-bg-center), var(--banner-bg-bottom));
    text-align: center;
    position: relative;
    z-index: 0;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

footer::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .6);
    z-index: -1
}


footer p {
    font-weight: bold;
    color: #fff;
}

footer a {
    display: block;
    -webkit-transition: color .1s;
    -o-transition: color .1s;
    transition: color .1s;
    color: var(--footer-color);
}

footer .lang-flag img {
    max-width: 40px;
    border-radius: 5px
}

footer a:hover {
    color: var(--footer-color-hover);
}

@media(max-width: 575px) {
    footer p {
        margin-top: 24px;
        margin-bottom: 8px
    }
}