/* Hamburger menu for mobile */
.hamburger {
    display: none;
    font-size: 2em;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
        position: absolute;
        top: 20px;
        right: 20px;
        z-index: 10;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 60px;
        right: 20px;
        background-color: rgba(0, 0, 0, 0.9);
        padding: 10px;
        border-radius: 5px;
        z-index: 9;
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: center;
    }

    .nav-menu ul li {
        margin: 10px 0;
    }

    .nav-menu ul li a {
        font-size: 1.2em;
    }

    /* Active class to show menu */
    .nav-menu.active {
        display: block;
        z-index: 9999;
    }
}