body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f0f0f0;
}

h1 {
    color: #333;
}

canvas {
    border: 1px solid #000;
    background-color: #fff;
}

.alert {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: red;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    border: 2px solid red; /* Add red border around the alert */
    display: none; /* Hide alert initially */
    z-index: 1000; /* Ensure alert appears on top */
    font-family: Arial, sans-serif;
    font-size: 20px; /* Increase font size to 20px */
}