diff --git a/_config.yml b/_config.yml
index 59b7dce..18254bc 100644
--- a/_config.yml
+++ b/_config.yml
@@ -10,7 +10,7 @@ title: Chirpy
 
 description: 'A text-based Jekyll theme.'
 
-# Replace with your domain, e.g. "https://username.github.io"
+# Replace with your domain, e.g. 'https://username.github.io'
 url: 'https://www.example.com'
 
 author: your_full_name                  # change to your full name
@@ -51,13 +51,13 @@ google_analytics:
   proxy_url: ''
 
 disqus:
-  shortname: 'disqus'   # Change to your Disqus shortname.
-  comments: true        # boolean type, the gobal switch of posts' comments.
+  shortname: 'disqus'   # Change to your Disqus shortname. › https://help.disqus.com/en/articles/1717111-what-s-a-shortname
+  comments: true        # boolean type, the global switch for posts comments.
 
 # The year your website was first run.
 first_run: 2019
 
-# boolean type, gobal switch for ToC in posts.
+# boolean type, global switch for ToC in posts.
 toc: true
 
 
diff --git a/assets/css/home.scss b/assets/css/home.scss
index b13e6be..7f6d240 100644
--- a/assets/css/home.scss
+++ b/assets/css/home.scss
@@ -103,7 +103,7 @@
   }
 }
 
-/* Sidebar is visable */
+/* Sidebar is visible */
 @media all and (min-width: 831px) {
   .pagination {
     font-size: .85rem;
diff --git a/assets/css/main.scss b/assets/css/main.scss
index 0fae27f..4b85f81 100644
--- a/assets/css/main.scss
+++ b/assets/css/main.scss
@@ -1081,7 +1081,7 @@ div.tooltip-inner { /* Overrided BS4 Tooltip */
 }
 
 
-/*--- Large screens, both sidebar and panel are visable ---*/
+/*--- desktop mode, both sidebar and panel are visible ---*/
 
 @media all and (min-width: 1201px) {
 
diff --git a/tabs/about.md b/tabs/about.md
index 954edfc..c2a6159 100644
--- a/tabs/about.md
+++ b/tabs/about.md
@@ -6,4 +6,4 @@ title: About
 # MIT License
 ---
 
-> **Note**: Add Markdown syntax content in file `tabs/about.md` and it will show up on this page.
\ No newline at end of file
+> **Note**: Add Markdown syntax content to file `tabs/about.md` and it will show up on this page.
\ No newline at end of file