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w3ii.com
<!DOCTYPE html> <html> <head> <style> a:link { background-color: yellow; } </style> </head> <body> <a href="../index.html">W3Sschools</a> <a href="../../www.wikipedia.org/index.html">Wikipedia</a> <p><b>Note:</b> The :link selector style links to pages you have not visited yet.</p> </body> </html>