.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 20px;
}

.site-header {
    background: #fff;
    border-bottom: 1px solid #ddd;
}

.header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.main-menu {
    display: flex;
    align-items: center;
}

.main-menu a {
    margin-right: 20px;
    text-decoration: none;
    color: #333;
    font-weight: 500;
}

.main-menu a:hover {
    color: #007bff;
}

.logo {
    flex-shrink: 0;
}

.logo img {
    height: 70px;
    width: auto;
}
.site-footer {
    background: #222;
    color: #fff;
    padding: 30px 0;
    margin-top: 40px;
}

.footer-menu {
    text-align: center;
    margin-bottom: 15px;
}

.footer-menu a {
    margin: 0 10px;
    color: #ccc;
    text-decoration: none;
}

.footer-menu a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    font-size: 14px;
}