body {
    font-family: Arial, sans-serif;
    background-color: #f0f8ff;
    display: flex;
    height: 100vh;
    align-items: center;
    justify-content: center;
    margin: 0;
}

.game-container {
    text-align: center;
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
}

input {
    padding: 10px;
    width: 200px;
    font-size: 16px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    margin-top: 10px;
    cursor: pointer;
    border: none;
    background-color: #0077cc;
    color: white;
    border-radius: 6px;
}

button:hover {
    background-color: #005fa3;
}

#message {
    margin-top: 15px;
    font-size: 18px;
    color: #333;
}