body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #a1c4fd, #c2e9fb);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}


.container {
    text-align: center;
    background: #ffffff;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    width: 90%;
    max-width: 500px;
    animation: fadeIn 1s ease-in-out;
}

h1 {
    font-size: 2.2rem;
    color: #2e7d32;
    margin-bottom: 10px;
}

.message {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 30px;
}

.countdown-box {
    background: #f1f8e9;
    padding: 15px;
    border-radius: 10px;
    display: inline-block;
    margin-bottom: 20px;
}

#timer {
    font-weight: 600;
    color: #2e7d32;
    font-size: 1.2rem;
}

#download-link {
    display: inline-block;
    padding: 12px 24px;
    background-color: #43a047;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    transition: background-color 0.3s ease;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

#download-link:hover {
    background-color: #388e3c;
}

#download-link.show {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hidden {
    pointer-events: none;
}