index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      body {
        background-color: #000;
        display: flex;
        justify-content: center;
        flex-direction: column;
        align-items: center;
        height: 100vh;
        padding: 0;
        margin: 0;
      }
      canvas {
        background-color: #000;
        /* cursor: none; */
        margin: 0;
        /* border: 1px solid rgba(255, 255, 255, 0.2); */
      }
    </style>
  </head>
  <body>
    <canvas id="myCanvas" width="1600px" height="1200px"></canvas>
    <!-- <input type="range" step="1" min="1" max="10" value="2" /> -->
    <script src="./simplex.js"></script>
    <script src="./index.js"></script>
  </body>
</html>