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<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>Animation Sequence</title>
  </head>
  <body>
    <h1>Animation Sequence</h1>
    <div
      class="animated-element"
      style="width: 100px; height: 100px; background-color: red"
    ></div>
    <button style="margin-top: 15px" onclick="animateSequence()">
      Start Animation
    </button>
    <p id="message"></p>
    <script>
      async function animateSequence() {
        document.getElementById("message").textContent = ""; // Clear message
        const element = document.querySelector(".animated-element");
        const animation1 = element.animate(
          { opacity: [0, 1], transform: ["scale(0)", "scale(1)"] },
          { duration: 1000, easing: "ease-in-out" }
        );

await animation1.finished;

const animation2 = element.animate(
          { opacity: [1, 0], transform: ["scale(1)", "scale(0)"] },
          { duration: 1000, easing: "ease-in-out" }
        );

await animation2.finished;
        document.getElementById("message").textContent = "Sequence complete!";
      }
    </script>
  </body>
</html>