jQuery Animate Single Property Example

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>jQuery Animate Width Example</title>
  <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
  <style>
    body {
      font-family: Arial, sans-serif;
      background: #f4f6f8;
      padding: 40px;
      text-align: center;
    }
    h2 {
      color: #333;
    }
    p.description {
      color: #555;
      font-size: 15px;
      max-width: 500px;
      margin: 0 auto 20px;
    }
    #myBox {
      width: 100px;
      height: 50px;
      background-color: #3498db;
      margin: 20px auto;
      border-radius: 4px;
      transition: background-color 0.3s;
    }
    #myBox:hover {
      background-color: #2980b9;
    }
    #animateBtn {
      padding: 10px 20px;
      font-size: 16px;
      background: #2c3e50;
      color: white;
      border: none;
      border-radius: 4px;
      cursor: pointer;
    }
    #animateBtn:hover {
      background: #3e5871;
    }
  </style>
</head>
<body>

<h2>Animate Width Example</h2>
  <p class="description">
    Click the button below to smoothly expand the blue box's width from 100px to 300px over 500 milliseconds.
  </p>

<button id="animateBtn">Animate Width</button>

</body>
</html>

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