feat(css): Add automatic prefixes

Signed-off-by: Valentin Popov <info@valentineus.link>

Gemfile

@@ -13,6 +13,7 @@ gem "github-pages", group: :jekyll_plugins
 # If you have any plugins, put them here!
 group :jekyll_plugins do
 	gem "jekyll-paginate", "~> 1.1.0"
+	gem "octopress-autoprefixer", "~> 2.0.1"
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem

_config.yml

@@ -23,6 +23,12 @@ sass:
   sass_dir: "_scss"
   style: ":compressed"
 
+# AutoPrefixer
+autoprefixer:
+  browsers:
+    - "> 1%"
+    - "last 10 versions"
+
 # Compress HTML
 compress_html:
   blanklines: false
@@ -52,6 +58,7 @@ author:
 # Plugins
 plugins:
   - "jekyll-paginate"
+  - "octopress-autoprefixer"
 
 # Exceptions
 exclude: