index.html

<!doctype html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Image Converter</title>
    <style></style>
    <link rel="stylesheet" href="styles.css" />
  </head>
  <body>
    <div class="container">
      <h1>Image Converter</h1>
      <label for="file-picker" class="custom-file-picker"> Choose Image </label>
      <input id="file-picker" type="file" accept="image/*" />
      <div class="canvas-container">
        <canvas id="canvas-editor"></canvas>
        <button id="convert-button">convert-></button>
        <canvas id="canvas-result"></canvas>
      </div>
    </div>

    <br />

    <script src="https://cdnjs.cloudflare.com/ajax/libs/color-thief/2.3.0/color-thief.umd.js"></script>
    <script src="main.js"></script>
  </body>
</html>