body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #3A3B3C;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.screen {
    display: none;
    text-align: center;
    padding: 30px;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
}

.screen.active {
    display: block;
}

h1 {
    margin-bottom: 20px;
}

button {
    background: #ffcc00;
    color: black;
    border: none;
    padding: 12px 20px;
    font-size: 16px;
    border-radius: 10px;
    cursor: pointer;
    margin: 10px;
    transition: transform 0.1s ease;
}

button:hover {
    transform: scale(1.05);
}

select {
    padding: 10px;
    font-size: 16px;
    border-radius: 8px;
    border: none;
}

.card {
    font-size: 28px;
    margin: 20px 0;
    padding: 20px;
    background: #222;
    border-radius: 12px;
}

#revealedCard {
    display: none;
}