header {
    display: flex;
    justify-content: center;
    align-items: center;
    background: white;
    padding: 20px 40px;
    border-bottom: 2px solid #ddd;
    position: relative;
}

header .logo {
    position: absolute;
    left: 20px;
}

header nav ul {
    list-style: none;
    display: flex;
    gap: 60px;
}

header nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: bold;
    transition: color 0.3s ease;
}

header nav ul li a:hover,
header nav ul li a.current-page {
    color: #FF69B4;
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        align-items: flex-start;
        padding: 10px 20px;
    }

    header .logo {
        position: static;
        margin-bottom: 10px;
    }

    header nav ul {
        flex-direction: column;
        gap: 15px;
    }

    header nav ul li a {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 10px;
    }

    header nav ul li a {
        font-size: 14px;
    }

    header nav ul {
        gap: 10px;
    }
}