以下代码中， scoped 属性的作用是?

<article>
    <h1>Hello World</h1>
    <style scoped>
        p {
            color: #FF0;
        }
    </style>
    <p>This is my text</p>
</article>

<article>
    <h1>This is awesome</h1>
    <p>I am some other text</p>
</article>