<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Large HTML Document</title><style>body { font-family: sans-serif; }.container { width: 80%; margin: 0 auto; }.header { background: #333; color: #fff; padding: 1rem; }.footer { background: #333; color: #fff; padding: 1rem; text-align: center; }.main { padding: 1rem; }.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }.card { border: 1px solid #ccc; padding: 1rem; }</style></head><body><div class="container"><header class="header"><h1>Large HTML Document for Testing</h1></header><main class="main"><p>This is a large HTML document created for testing purposes. It contains a variety of elements to simulate a real-world web page.</p><div class="grid"><div class="card"><h2>Card 1</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 2</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 3</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 4</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 5</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 6</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 7</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 8</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div><div class="card"><h2>Card 9</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div></div><section><h2>More Content</h2><p>Here is some more content to make the file larger.</p><ul><li>List item 1</li><li>List item 2</li><li>List item 3</li><li>List item 4</li><li>List item 5</li><li>List item 6</li><li>List item 7</li><li>List item 8</li><li>List item 9</li><li>List item 10</li></ul><p>Even more content...</p><pre><code>function helloWorld() {console.log("Hello, world!");}</code></pre></section><section><h2>And More...</h2><p>Adding more sections to increase the size of the document.</p><table><thead><tr><th>Header 1</th><th>Header 2</th><th>Header 3</th></tr></thead><tbody><tr><td>Data 1</td><td>Data 2</td><td>Data 3</td></tr><tr><td>Data 4</td><td>Data 5</td><td>Data 6</td></tr><tr><td>Data 7</td><td>Data 8</td><td>Data 9</td></tr></tbody></table></section></main><footer class="footer"><p>© 2025 Test Document</p></footer></div></body></html>