body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #333;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

canvas {
    background-color: #f0f8ff;
    border: 5px solid #ddd;
    border-radius: 10px;
}

#dialog-box {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    background-color: rgba(0, 0, 0, 0.8);
    border: 3px solid #fff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
}

#dialog-box.hidden {
    display: none;
}

#dialog-choices button {
    display: block;
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    font-size: 1em;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#dialog-choices button:hover {
    background-color: #0056b3;
}