body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: url('https://images.unsplash.com/photo-1446776811953-b23d57bd21aa?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwzNjUyOXwwfDF8c2VhcmNofDN8fHdvbWVufGVufDB8fHx8MTY3MTM0MjU3OA&ixlib=rb-1.2.1&q=80&w=1080') no-repeat center center fixed;
    background-size: cover;
}

#highscore-container {
    text-align: center;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 20px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 10px;
}

#gameCanvas {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid white;
}

button {
    padding: 10px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

button:hover {
    background-color: #218838;
}