.footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    flex-shrink: 0;
    background-color: #222;
    color: #fffeee;
    font-size: 13px;
    padding-top: 40px;
}

.footer h3 {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 15px;
}

.columns-container {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-around;
    flex: 1;
    margin-left: 10%;
}

.column {
    flex: 1;
    margin: 10px;
}

.social-icons {
    display: flex;
    color: white;
}

.social-icon {
    max-width: 35px;
    margin-right: 10px;
}

@media (max-width: 768px) {
    .footer-container {
        text-align: center;
        flex-direction: column;
        align-items: center;
        margin-left: 0;
    }

    .footer-column {
        width: 100%;
        margin: 10px 0;
    }

    .social-icons {
        justify-content: center;
    }
}

.commit-id-container {
    color: #444;
    font-size: 0.95em;
    text-align: center;
    margin-bottom: 4px;
    margin-top: 10px;
}

.copyright {
    text-align: center;
    margin-bottom: 20px;
    width: 100%;
}

.copyright a {
    color: #fffeee;
    text-decoration: none;
}

.copyright a:hover {
    text-decoration: underline;
}