diff --git a/Gemfile b/Gemfile
index 4b11ad02..e73ce078 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,36 @@
-source 'https://rubygems.org'
-gem 'github-pages', group: :jekyll_plugins
-gem 'jekyll-include-cache', group: :jekyll_plugins
\ No newline at end of file
+source "https://rubygems.org"
+
+# Hello! This is where you manage which Jekyll version is used to run.
+# When you want to use a different version, change it below, save the
+# file and run `bundle install`. Run Jekyll with `bundle exec`, like so:
+#
+#     bundle exec jekyll serve
+#
+# This will help ensure the proper Jekyll version is running.
+# Happy Jekylling!
+
+# gem "github-pages", group: :jekyll_plugins
+
+# To upgrade, run `bundle update`.
+
+gem "jekyll"
+gem "minimal-mistakes-jekyll"
+gem "jekyll-target-blank"
+gem "jekyll-optional-front-matter"
+gem "jekyll-readme-index"
+gem "jekyll-redirect-from"
+gem "jekyll-mentions"
+
+# The following plugins are automatically loaded by the theme-gem:
+#   gem "jekyll-paginate"
+#   gem "jekyll-sitemap"
+#   gem "jekyll-gist"
+#   gem "jekyll-feed"
+#   gem "jemoji"
+#   gem "jekyll-data"
+#   gem "jekyll-include-cache"
+#
+# If you have any other plugins, put them here!
+group :jekyll_plugins do
+end
+
diff --git a/_config.yml b/_config.yml
index 7c29f424..4f0bd5a6 100644
--- a/_config.yml
+++ b/_config.yml
@@ -259,7 +259,6 @@ plugins:
   - jekyll-optional-front-matter
   - jekyll-readme-index
   - jekyll-redirect-from
-  - jekyll-seo-tag
   - jekyll-mentions
 
 jekyll-mentions:
diff --git a/assets/css/main.scss b/assets/css/main.scss
index 9ee5436e..5f035394 100644
--- a/assets/css/main.scss
+++ b/assets/css/main.scss
@@ -8,20 +8,20 @@
 @import "minimal-mistakes"; // main partials
 
 html {
-    /* apply a natural box layout model to all elements */
-    box-sizing: border-box;
-    background-color: $background-color;
-    font-size: 13px;
-  
-    @include breakpoint($medium) {
-      font-size: 16px;
-    }
-  
-    @include breakpoint($large) {
-      font-size: 18px;
-    }
-  
-    @include breakpoint($x-large) {
-      font-size: 20px;
-    }
-  }
\ No newline at end of file
+  /* apply a natural box layout model to all elements */
+  box-sizing: border-box;
+  background-color: $background-color;
+  font-size: 14px;
+
+  @include breakpoint($medium) {
+    font-size: 17px;
+  }
+
+  @include breakpoint($large) {
+    font-size: 19px;
+  }
+
+  @include breakpoint($x-large) {
+    font-size: 21px;
+  }
+}
\ No newline at end of file