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<html><head><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script><script>$(document).ready(function(){ $("p:nth-child(3n+2)").css("background-color", "yellow");});</script></head><body><p>The p:nth-child(3n+2) selects each 3rd paragraph, starting at the 2nd child element.<div style="border:1px solid;"> <span>This is a span element</span> <p>The first paragraph (and the second child in div).</p> <p>The second paragraph.</p> <p>The third paragraph.</p> <p>The fourth paragraph.</p> <p>The fifth paragraph.</p> <p>The sixth paragraph.</p> <p>The seventh paragraph.</p> <p>The eight paragraph.</p></div><br></body><!-- Mirrored from www.w3schools.com/jquery/tryit.asp?filename=tryjquery_sel_nthchild_formula by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 05 Sep 2022 15:43:21 GMT --></html>