HTML редактор

<!doctype html>
<html lang="ru">

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>background-attachment</title>
  <style>
    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

html {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    }

body {
      height: 1000px;
    }

.scroll,
    .fixed,
    .local {
      width: 300px;
      height: 150px;
      margin: 20px auto;
      overflow-y: scroll;
      background-image: url('/examples/images/image-01.jpg');
    }

.inner {
      height: 300px;
    }

.scroll {
      background-attachment: scroll;
    }

.fixed {
      background-attachment: fixed;
    }

.local {
      background-attachment: local;
    }

h2 {
      text-align: center;
    }
  </style>
</head>

<body>

<h2>scroll (default)</h2>
  <div class="scroll">
    <div class="inner"></div>
  </div>

<h2>fixed</h2>
  <div class="fixed">
    <div class="inner"></div>
  </div>

<h2>local</h2>
  <div class="local">
    <div class="inner"></div>
  </div>

</body>

</html>