test code 
<h1>Hello</h1>
<p>Đoạn văn
</p>
h1 {color: red; }
body {font-size: 3rem;}
console.log('aaaaaaaaaaaaaaaaa');
 
aaaaaaaaaaaa 
:::note Your Title

Some **content** with _markdown_ `syntax`.

:::
 
danger
Some content with markdown syntax. Check this api.
Hello