body {
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #282c34;
    color: #e0e0e0;
    text-align: center;
}

.game-container {
    background-color: #3a3f4a;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1 {
    color: #61dafb;
    margin-bottom: 20px;
}

.coin-machine {
    background-color: #4a505c;
    border: 2px solid #61dafb;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
}

.coin-machine p {
    margin: 8px 0;
    font-size: 1.1em;
}

.coin-machine button {
    margin: 5px;
    padding: 10px 15px;
}

canvas {
    background-color: #4a505c; /* 道路背景 */
    border: 2px solid #61dafb;
    display: block; /* 預設隱藏，由JS控制顯示 */
    margin-bottom: 20px;
}

.game-info {
    font-size: 1.2em;
    margin-bottom: 20px;
}

.game-info p {
    margin: 5px 0;
}

button {
    background-color: #61dafb;
    color: #282c34;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s ease;
}

button:hover:not(:disabled) { /* 禁用狀態不變色 */
    background-color: #4fa3d7;
}

button:disabled {
    background-color: #777;
    cursor: not-allowed;
}

.instructions {
    text-align: left;
    margin-top: 20px;
    padding: 15px;
    border: 1px dashed #61dafb;
    border-radius: 5px;
    max-width: 600px;
}

.instructions ul {
    list-style-type: disc;
    padding-left: 20px;
}

.instructions li {
    margin-bottom: 5px;
}