update documentations

contents/docs/components/code-block/index.mdx

@@ -4,8 +4,6 @@ description: A component used to display code snippets with optional line number
 date: 14-12-2024
 ---
 
-The Code Block component is a component used to display code snippets with optional line numbering and line highlighting.
-
 ## Preview
 
 ```javascript:main.js showLineNumbers {3-4}
@@ -19,7 +17,7 @@ function isRocketAboutToCrash() {
 
 In this example, line numbers are displayed for lines 1 to 4. You can specify which lines to highlight using the format `{2,3-5}`.
 
-## Usage
+## Output Markdown
 
 You can directly use the following syntax to create a code block with line numbers and highlight specific lines:
 
@@ -34,7 +32,7 @@ function isRocketAboutToCrash() {
 ```
 ````
 
-### Features
+## Features
 
 - **Line Numbers**: Enable line numbers by adding `showLineNumbers` after the opening backticks.
 - **Highlight Lines**: Specify lines to highlight using curly braces (e.g., `{2,3-5}`).