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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <title>Document</title>
- <style type="text/css">
- #container {
- width: 960px;
- margin: 0 auto;
- }
- #container iframe {
- opacity: 0.5;
- }
- </style>
- </head>
- <body>
- <div id="container">
- <iframe src="http://www.jd.com" width="960" height="800"></iframe>
- </div>
- <textarea rows="10" cols="50"></textarea>
- </body>
- </html>
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