HTML Code

<!DOCTYPE html>

<html lang="en">

<head>

  <meta charset="utf-8">

  <title>jQuery element selector demo</title>

  <style>

    div, span {

      width: 60px;

      height: 60px;

      float: left;

      padding: 10px;

      margin: 10px;

      background-color: #eee;

    }

  </style>

</head>

<body>

  <div>DIV1</div>

  <div>DIV2</div>

  <span>SPAN</span>

  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>

  <script>

    $("div").css("border", "9px solid red");

  </script>

</body>

</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

jQuery div — official element demo (Try It)