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<!DOCTYPE html> <html> <body> <h1>The Element Object</h1> <h2>The querySelectorAll() Method</h2> <p>Set the background color of the first element (in "myDIV") with class="example":</p> <div id="myDIV" style="border:1px solid black"> <h2 class="example">A Heading</h2> <p class="example">A paragraph.</p> </div> <script> const element = document.getElementById("myDIV"); const list = element.querySelectorAll(".example"); list[0].style.backgroundColor = "red"; </script> </body> </html>
