body {
    display: flex;
    flex-direction: column;
}

.page-main {
    flex: 1 0 auto;
}

.site-footer {
    flex-shrink: 0;
    background-color: #f8f9fa;
    color: #6c757d;
    text-align: center;
    padding: 20px 0;
    margin-top: 20px;
    border-top: 1px solid #e7e7e7;
    font-size: 0.85rem;
}

.site-footer p {
    margin: 5px auto;
    max-width: none;
    font-size: inherit;
    color: inherit;
}