docs: fix formatting

fix formmating
add note instead of codeblock

sources/platform/actors/development/quick_start/index.mdx

@@ -11,14 +11,17 @@ slug: /actors/development/quick-start
 
 ---
 
-> Before you start building your own Actor, try out a couple of existing Actors from [Apify Store](https://apify.com/store). See the [Running Actors](../../running/index.md) section for more information on running existing Actors.
+:::note
+
+Before you start building your own Actor, try out a couple of existing Actors from [Apify Store](https://apify.com/store). See the [Running Actors](../../running/index.md) section for more information on running existing Actors.
+
+:::
 
 ## Language
 
 Any code that can run inside of a Docker container can be turned into Apify [Actor](../../index.mdx). This gives you freedom in choosing your technical stack, including programming language and technologies.
 
-**But to fully benefit from running on top of the Apify platform, we recommend you choose either JavaScript/Node.js or Python, where Apify provides first-level support regarding its SDK, API clients, and learning materials.
-**
+But to fully benefit from running on top of the Apify platform, we recommend you choose either JavaScript/Node.js or Python, where Apify provides first-level support regarding its SDK, API clients, and learning materials.
 
 For these languages, you can also choose from many code templates that help you to kickstart your project quickly: