footer {
    margin-top: 48px;
    background-image: linear-gradient(rgba(15, 22, 16, 0.88), rgba(15, 22, 16, 0.88)),
        url("../img/news/index_news_3.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    position: relative;
    clear: both;
}

footer a {
    text-decoration: none;
    color: #f4f8f2;
}

footer a:hover {
    color: #97de70;
}

.containerFooter {
    width: min(92%, 1200px);
    color: #fff;
    display: grid;
    grid-template-columns: 1.4fr repeat(3, minmax(160px, 1fr));
    gap: 24px;
    margin: 0 auto;
    padding: 34px 0;
    font-size: 16px;
}

.lienHe,
.hoTro,
.chinhSach,
.huongDan {
    width: auto;
}

.lienHe {
    padding-top: 4px;
}

.lienHe img {
    width: 170px;
    margin-bottom: 8px;
}

.containerFooter h4 {
    margin: 0 0 12px;
    font-size: 1.1rem;
}

.containerFooter p {
    margin: 0 0 8px;
    font-size: 0.95rem;
    color: #e6ebdf;
}

footer a:focus-visible {
    outline: 2px solid #97de70;
    outline-offset: 2px;
    border-radius: 4px;
}

@media (max-width: 900px) {
    .containerFooter {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .containerFooter {
        grid-template-columns: 1fr;
    }
}