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<!DOCTYPE html> <html> <head> <style> div { margin: 20px; padding: 10px; width: 300px; height: 100px; border: 1px solid black; outline: 1px solid red; /* Move the outline 15px away from the border */ outline-offset: 15px; } </style> </head> <body> <p><b>Note:</b> Internet Explorer does not support the outline-offset property.</p> <div>This div has an outline 15px outside the border edge.</div> </body> </html>