/* styles.css */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f9f9f9;
  }
  
  .container {
    padding: 20px;
  }
  
  .workspace {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  
  .column {
    flex: 1 1 45%;
    background: #ffffff;
    padding: 15px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    border-radius: 10px;
  }
  
  h2 {
    text-align: center;
  }
  
  table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
  }
  
  th, td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: center;
  }
  
  .function-display {
    margin-top: 15px;
    font-size: 18px;
    text-align: center;
    font-weight: bold;
  }
  
  canvas {
    width: 100%;
    height: 300px;
    margin-top: 10px;
    background-color: #eef;
    border-radius: 10px;
  }
  
  #next-example {
    display: block;
    margin: 0 auto;
    padding: 10px 20px;
    background-color: #4caf50;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
  }
  
  #next-example:hover {
    background-color: #45a049;
  }
  
  @media (max-width: 768px) {
    .column {
      flex: 1 1 100%;
    }
  }