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

canvas {
    background-color: #fff;
    border: 2px solid #333;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

#message {
    margin-bottom: 15px;
    font-size: 1.2em;
    font-weight: bold;
    color: #333;
    min-height: 25px;
}

#level-counter {
    margin-bottom: 5px;
    font-size: 1em;
    color: #666;
}

#level-selector-container {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

#level-select, #jump-to-level-btn {
    font-size: 1em;
    padding: 5px;
}