x
<html><head><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script><script>$(document).ready(function () { $("p.intro").css("background-color", "yellow");});</script></head><body><h1>Welcome to My Homepage</h1><p class="intro">My name is Donald.</p><p>I live in Duckburg.</p><p class="intro">My name is Dolly.</p><p>I live in Duckburg.</p></body><!-- Mirrored from www.w3schools.com/jquery/tryit.asp?filename=tryjquery_sel_class_element by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 05 Sep 2022 15:43:21 GMT --></html>