<!doctype html> <html> <head> <title>:nth-child with selector list specificity</title> <link rel="help" href="https://w3c.github.io/csswg-drafts/selectors-4/#child-index"> <link rel="match" href="nth-child-specificity-2-ref.html"> <style> /* (1, 1, 0) */ :nth-child(even of .foo, #bar, target) { background-color: red; color: white; border: 5px solid purple; } /* (0, 1, 1) */ target.foo { color: red; } /* (0, 2, 0) */ .foo.foo { background-color: green; } /* (1, 0, 1) */ target#bar { border: 5px solid blue; } target { display: block; margin: 2px; } </style> </head> <body> <div> <target>Black text on white background.</target> <target>White text on red background with a purple border.</target> <target class="foo">Red text on green background.</target> <target class="foo">White text on red background with a purple border.</target> <target id="bar">Black text on white background with a blue border.</target> <target id="bar">White text on red background with a purple border.</target> <target class="foo" id="bar">Red text on green background with a blue border.</target> <target class="foo" id="bar">White text on red background with a purple border.</target> </div> </body> </html>