/* Popup Styling */
.popup {
    display: none; /* Tersembunyi secara default */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.popup-content {
    background-color: #fff;
    padding: 2rem;
    border-radius: 10px;
    width: 80%;
    max-width: 400px;
    text-align: center;
}

.close-btn {
    float: right;
    font-size: 1.5rem;
    cursor: pointer;
}

h2 {
    margin-top: 0;
    color: #333;
}

button {
    background-color: #ffcc00;
    color: #333;
    border: none;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    cursor: pointer;
    border-radius: 5px;
}

button:hover {
    background-color: #e6b800;
}

/* Main content styling */
.main-content {
    padding: 2rem;
    text-align: center;
}
.sticky-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            transition: transform 0.3s ease-in-out;
        }
        .nav-hidden {
            transform: translateY(-100%);
        }
        body {
            padding-top: 64px; /* Adjust this value to match your navbar height */
        }