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Shadow DOM example for isolating HTML content embedded from a CMS
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| <!doctype html> | |
| <html> | |
| <head> | |
| <style> | |
| .row { | |
| display: flex; | |
| } | |
| .column { | |
| flex: 50%; | |
| padding: 10px; | |
| height: 300px; | |
| } | |
| * { | |
| color: Red; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="row"> | |
| <div class="column" style="background-color:#aaa;"> | |
| <h2>Column 1</h2> | |
| <div id="content1"> | |
| SOME CONTENT FROM CMS | |
| </div> | |
| </div> | |
| <div class="column" style="background-color:#bbb;"> | |
| <h2>Column 2</h2> | |
| <div id="content2"> | |
| SOME MORE CONTENT FROM CMS | |
| </div> | |
| </div> | |
| </div> | |
| <script> | |
| document | |
| .getElementById("content1") | |
| .attachShadow({ mode: 'open' }) | |
| .innerHTML = ` | |
| <style> | |
| *{all:initial} | |
| style{display: none} | |
| div{display: block} | |
| </style> | |
| <h3>This text is not red</h3> | |
| <div>slot content: <slot></slot></div>`; | |
| document | |
| .getElementById("content2") | |
| .attachShadow({ mode: 'open' }) | |
| .innerHTML = ` | |
| <style> | |
| *{all:initial} | |
| style{display: none} | |
| div{display: block} | |
| </style> | |
| <h3>This text is not red</h3> | |
| <div>slot content: <slot></slot></div>`; | |
| </script> | |
| </body> | |
| </html> |
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Here is an example of the page rendered in Chrome.
