body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    text-align: center;
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 2.5rem;
    color: #333;
}

p {
    font-size: 1rem;
    color: #666;
    margin-bottom: 2rem;
}

#countdown {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.countdown-item {
    background: #333;
    color: #fff;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.5rem;
    text-align: center;
}

footer {
    font-size: 0.875rem;
    color: #999;
}