W3Schools 实践编辑器 - W3Schools 中文教程

<!DOCTYPE html>
<html>

<body>
<h1>HTML Style Object</h1>
<h2>The backgroundAttachment Property</h2>

<p>Click the radio buttons and scroll the DIV element to see the effect of the background-attachment property:</p>

<form name="myForm">
  <input type="radio" name="myAtt" value="scroll" onclick="myFunction()" checked>scroll
  <input type="radio" name="myAtt" value="local" onclick="myFunction()">local
</form>

<div id="myDIV">
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
  <h1>Hello</h1>
</div>

</body>
</html>