Update README.md

README.md

@@ -6,13 +6,13 @@ This project defines a container image to be used as a development environment
 inside [Visual Studio Code](https://code.visualstudio.com/) through the
 [Remote Dev Container](https://marketplace.visualstudio.com/items?itemName=ms-vscode-remote.remote-containers) extension.
 
-# What is devcontainer?
+## What is devcontainer?
 
 Devcontainer is a standard to define remote development environments using
 containers and how editors and IDE's should integrate them. The standard is
 described [here](https://containers.dev/).
 
-# How can I use it?
+## How can I use it?
 
 First off, you need to use a text editor or IDE who supports devcontainers. The
 most famous one is Visual Studio Code with the [Dev Containers](https://marketplace.visualstudio.com/items?itemName=ms-vscode-remote.remote-containers)