recursion-visually/index.html at main · soloiaros/recursion-visually · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Fibonacci</title>
  <style>
    body {
      display: flex;
      flex-direction: column;
      gap: 1rem;
      padding: 2rem;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }
    .note {
      background: lightgray;
      padding: 2.5rem 2rem 2rem 2rem;
      border: 2px solid #00000033;
      border-radius: 12px;
      position: relative;
      corner-shape: superellipse(1);
    }
    .note::after {
      content: 'Note';
      position: absolute;
      top: 2px;
      left: 2px;
      background-color: rgb(255, 255, 255);
      padding: .25rem .5rem;
      corner-shape: superellipse(1);
      border-radius: 10px;
    }
    #canvas {
      width: 800px;
    }
  </style>
</head>
<body>
  <h1>Fibonacci Sequence Generator</h1>
  <canvas id="canvas" width="800" height="400"></canvas>
  <label for="sequence">n of entries in sequence:</label>
  <input type="range" id="sequence" min="2" max="15" step="1" value="5" />
  <p class="note">
    Notice that the number of blocks that appear on the screen is actually one less then the set "number of entries". This is not a bug but rather a consequence of the fact that the first number of the Fibonacci sequence is always equal to zero.
  </p>
  <script type="module" src="index.js"></script>
</body>
</html>