body {
        background: #0a0a0f;
        color: #0ff;
        font-family: 'Courier New', monospace;
        padding: 20px;
    }

    #game {
        max-width: 600px;
        margin: auto;
        border: 2px solid #0ff;
        padding: 20px;
        background: rgba(0, 0, 20, 0.7);
        box-shadow: 0 0 20px #0ff;
    }

    .button {
        background: transparent;
        border: 1px solid #0ff;
        color: #0ff;
        padding: 10px;
        margin: 5px 0;
        width: 100%;
        cursor: pointer;
        transition: 0.2s;
    }

    .button:hover {
        background: #0ff;
        color: #000;
    }

    #stats {
        margin-bottom: 20px;
        border-bottom: 1px solid #0ff;
        padding-bottom: 10px;
    }