index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .animate1 {
        height: 300px;
        background-color: blue;
      }
    </style>
  </head>
  <body>
    <div class="box">
      <div class="animate1"></div>
    </div>
    <button id="click_me">Click me</button>
    <script
      src="https://code.jquery.com/jquery-3.6.3.min.js"
      integrity="sha256-pvPw+upLPUjgMXY0G+8O0xUf+/Im1MZjXxxgOcBQBXU="
      crossorigin="anonymous"
    ></script>
    <script src="animate.js"></script>
    <script>
      $(".animate1").on("click", function () {
        $(this)
          .animate({ width: 50, left: "50%" }, 1000)
          .animate({ height: 50, top: 60 })
          .fadeOut()
          .fadeIn(400, function () {
            $(this).animate({ height: 300, width: "100%" }, 1000).hide(100);
          });
      });
      $("#click_me").on("click", function () {
        $(".animate1").animate(
          {
            opacity: 0.25,
            width: "50%",
            height: ["toggle", "swing"],
          },
          {
            duration: 1000,
            specialEasing: {
              width: "linear",
              height: "easeOutBounce",
            },
          }
        );
      });
    </script>
  </body>
</html>