body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: #f4f4f4;
}
#canvas-container {
    position: relative;
    display: none;
}
canvas {
    border: 1px solid #ccc;
}
#controls {
    margin-top: 20px;
}
.hidden {
    display: none;
}
#zoomed-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 20px;
    justify-content: center;
}
.card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
    background: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    text-align: center;
    max-width: 500px;
}
.card h3 {
    margin: 0 0 10px;
    font-size: 1rem;
    color: #333;
}
.zoomed {
    border: 1px solid #ccc;
}
.checkbox-container {
    margin-top: 10px;
}

/* make the next button more noticeable and nice-looking */
#next-button {
    margin-top: 20px;
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
#next-button:hover {
    background-color: #0056b3;
}

#view-type-container {
    margin-top: 20px; 
}