body {
    background: #2c3e50;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

.container {
    text-align: center;
    background: #34495e;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

h1 {
    color: #ecf0f1;
    margin-top: 0;
    margin-bottom: 10px;
}

.score-container {
    font-size: 24px;
    color: #f1c40f;
    margin-bottom: 15px;
    font-weight: bold;
}

canvas {
    background: #1e2a36;
    border-radius: 10px;
    box-shadow: 0 5px 10px rgba(0,0,0,0.3);
    display: block;
    margin: 0 auto;
}

button {
    background: #e67e22;
    color: white;
    border: none;
    font-size: 18px;
    padding: 10px 20px;
    margin-top: 15px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.2s;
}

button:hover {
    background: #d35400;
}

.controls-note {
    color: #bdc3c7;
    margin-top: 15px;
    font-size: 14px;
}