Vue Settimeout

<!DOCTYPE html>
<html>
<head>
    <script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
</head>
<body>
    <h2>Vue Sleep for 1 Seconds </h2>
    <div id="app">
        <button @click="changeColor" :style="{ backgroundColor: buttonColor }">Click me</button>
    </div>
    <script type="module">
        const app = Vue.createApp({
            data() {
                return {
                    buttonColor: 'blue'
                };
            },
            methods: {
                async changeColor() {
                    this.buttonColor = 'red';
                    await this.sleep(1000);
                    this.buttonColor = 'blue';
                },
                sleep(ms) {
                    return new Promise(resolve => setTimeout(resolve, ms));
                }
            }
        }); app.mount("#app");
    </script>
    <style scoped>
        button {
            padding: 10px 20px;
            font-size: 16px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }

button:hover {
            background-color: #007bff;
            color: #fff;
        }
    </style>
</body>

</html>