<h3>w3tr</h3>
<span>w3tr</span>h3,span{font-size:30px; color:#fff; display: block;} $("h3").add("span").css("background-color", "red");
External CSS
This Pen doesn't use any external CSS resources.
<h3>w3tr</h3>
<span>w3tr</span>h3,span{font-size:30px; color:#fff; display: block;} $("h3").add("span").css("background-color", "red");This Pen doesn't use any external CSS resources.