diff --git a/_config.demo.yml b/_config.demo.yml
index 231b5a1acd1..a55280b4784 100644
--- a/_config.demo.yml
+++ b/_config.demo.yml
@@ -11,7 +11,7 @@
 #    |  |  \   --. /  .'.  \  |  |
 #    `--'   `----''--'   '--' `--'
 
-# config file for demo site, delete it if you want.
+# config file for demo site, DELETE IT IF YOU WANT.
 
 ## Base settings ##
 url: https://tianqi.name #the base hostname & protocol for your site e.g. https://www.someone.com
@@ -40,7 +40,7 @@ repository_tree: master
 
 ## Language & timezone ##
 lang: en #the language of your site, eg: en(English), zh(简体中文), zh-Hans(简体中文), zh-Hant(繁體中文)
-timezone: Asia/Shanghai
+timezone: Asia/Shanghai #see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones for the available values
 
 ## Author & social ##
 author:
diff --git a/_config.dev.yml b/_config.dev.yml
index 347d5215ed9..50b3da5ec22 100644
--- a/_config.dev.yml
+++ b/_config.dev.yml
@@ -11,7 +11,7 @@
 #    |  |  \   --. /  .'.  \  |  |
 #    `--'   `----''--'   '--' `--'
 
-# config file for development, delete it if you want.
+# config file for development, DELETE IT IF YOU WANT.
 
 ## Base settings ##
 # url:  #the base hostname & protocol for your site e.g. https://www.someone.com
@@ -40,7 +40,7 @@ repository_tree: master
 
 ## Language & timezone ##
 lang: en #the language of your site, eg: en(English), zh(简体中文), zh-Hans(简体中文), zh-Hant(繁體中文)
-timezone: Asia/Shanghai
+timezone: Asia/Shanghai #see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones for the available values
 
 ## Author & social ##
 author:
diff --git a/_config.yml b/_config.yml
index ea524dbcf6d..48cbec686a2 100644
--- a/_config.yml
+++ b/_config.yml
@@ -38,7 +38,7 @@ nav_lists:
 
 ## Language & timezone ##
 lang: en #the language of your site, eg: en(English), zh(简体中文), zh-Hans(简体中文), zh-Hant(繁體中文)
-timezone: Asia/Shanghai
+timezone: Asia/Shanghai #see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones for the available values
 
 ## Author & social ##
 author:
diff --git a/_sass/components/_wrapper.scss b/_sass/components/_wrapper.scss
index 7c8581e36fe..6df4ea85b30 100644
--- a/_sass/components/_wrapper.scss
+++ b/_sass/components/_wrapper.scss
@@ -20,6 +20,10 @@
     display: inline-block;
     list-style-type: none;
     vertical-align: bottom;
-    margin: $content-gap / 6 0;
+    margin-top: $content-gap / 6;
+    margin-bottom: $content-gap / 6;
+    &:not(:last-child) {
+      margin-right: $spacing-unit / 8;
+    }
   }
 }
diff --git a/package.json b/package.json
index 18cb6208842..a266346b9db 100644
--- a/package.json
+++ b/package.json
@@ -8,8 +8,6 @@
     "default": "bundle exec jekyll serve -H 0.0.0.0 -t",
     "dev": "bundle exec jekyll serve -H 0.0.0.0 -t --config ./_config.dev.yml",
     "demo": "bundle exec jekyll serve -H 0.0.0.0 -t --config ./_config.demo.yml",
-    "posts-cp": "mkdir ./_posts && cp -Rfv ./test/_posts/** ./_posts",
-    "posts-rm": "rm -Rfv ./_posts/**",
     "favicon": "gulp favicon",
     "icons": "gulp icons",
     "artwork": "gulp artwork",
diff --git a/test/_config.yml b/test/_config.yml
index 00ac91a81db..9fa910571a1 100644
--- a/test/_config.yml
+++ b/test/_config.yml
@@ -6,7 +6,7 @@
 # For technical reasons, this file is *NOT* reloaded automatically when you use
 # 'jekyll serve'. If you change this file, please restart the server process.
 
-## Use TeXt theme !!!
+## !USE TEXT THEME
 theme: jekyll-text-theme
 #
 # ,--------.      ,--.   ,--. ,--.
@@ -42,7 +42,7 @@ nav_lists:
 
 ## Language & timezone ##
 lang: en #the language of your site, eg: en(English), zh(简体中文), zh-Hans(简体中文), zh-Hant(繁體中文)
-timezone: Asia/Shanghai
+timezone: Asia/Shanghai #see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones for the available values
 
 ## Author & social ##
 author: