Specify the image width.

_posts/2019-08-08-write-a-new-post.md

@@ -167,7 +167,7 @@ items:
       quantity:  4
 ```
 
-#### Liquid Codes
+### Liquid Codes
 
 If you want to display the **Liquid** snippet, surround the liquid code with `{% raw %}{%{% endraw %} raw {%raw%}%}{%endraw%}` and `{% raw %}{%{% endraw %} endraw {%raw%}%}{%endraw%}` .
 
@@ -179,7 +179,6 @@ If you want to display the **Liquid** snippet, surround the liquid code with `{%
 ```
 {% endraw %}
 
-
 ## Learn More
 
 For more knowledge about Jekyll posts, visit the [Jekyll Docs: Posts](https://jekyllrb.com/docs/posts/).

_posts/2019-08-09-getting-started.md

@@ -103,7 +103,7 @@ For security reasons, GitHub Pages build runs on `safe` mode, which restricts us
 
 2. Browse to your repository on GitHub and choose the branch `gh-pages` as the [publishing source](https://docs.github.com/en/github/working-with-github-pages/configuring-a-publishing-source-for-your-github-pages-site) throught _Settings_
  → _Options_ → _GitHub Pages_:
-    ![gh-pages-sources](/assets/img/sample/gh-pages-sources.png)
+    ![gh-pages-sources](/assets/img/sample/gh-pages-sources.png){: width="650"}
 
 3. Visit your website at the address indicated by GitHub.
 

_posts/2019-08-11-customize-the-favicon.md

@@ -15,7 +15,7 @@ With a square image (PNG, JPG or GIF) in hand, open the site [*Favicon & App Ico
 
 Click button <kbd>Create Favicon</kbd> and wait a moment for the website to generate the icons of various sizes automatically.
 
-![download-icons](/assets/img/sample/download-icons.png)
+![download-icons](/assets/img/sample/download-icons.png){: width="600"}
 
 Download the generated package, unzip and delete the following two from the extracted files: