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<!DOCTYPE html> <html> <head> <style> div.ex1 { margin: 20px; border: 1px solid black; background-color: yellow; outline: 4px solid red; outline-offset: 15px; } div.ex2 { margin: 10px; border: 1px solid black; background-color: yellow; outline: 5px dashed blue; outline-offset: 5px; } </style> </head> <body> <h1>The outline-offset Property</h1> <div class="ex1">This div has a 4 pixels solid red outline 15 pixels outside the border edge.</div> <br> <div class="ex2">This div has a 5 pixels dashed blue outline 5 pixels outside the border edge.</div> </body> </html>