body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #007bff;
    color: white;
    padding: 20px;
    text-align: center;
}

nav a {
    color: white;
    margin: 0 10px;
    text-decoration: none;
}

#menu-toggle {
    display: none;
    background-color: #333;
    color: white;
    padding: 10px;
    border: none;
}

@media (max-width: 600px) {
    nav a {
        display: none;
    }
    #menu-toggle {
        display: inline-block;
    }
}