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- <head>
- <meta http-equiv="Content-Security-Policy" content="script-src 'self' https://ckeditor.com 'unsafe-inline' 'unsafe-eval'">
- </head>
- <div style="margin-bottom: 10px;">
- <button type="button" id="clear-content">Clear editor</button>
- <button type="button" id="print-data-action">Open print preview</button>
- <button id="read-only">Turn on read-only mode</button>
- <iframe id="print-data-container" aria-hidden="true" tabindex="-1"></iframe>
- </div>
- <div id="editor">
- </div>
- <style>
- #print-data-container {
- position: absolute;
- width: 1px;
- height: 1px;
- margin: -1px;
- border: 0;
- padding: 0;
- white-space: nowrap;
- clip-path: inset(100%);
- clip: rect(0 0 0 0);
- overflow: hidden;
- }
- </style>
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