diff --git a/_config.yml b/_config.yml
index fffe3e98..87e0749f 100644
--- a/_config.yml
+++ b/_config.yml
@@ -13,3 +13,4 @@ exclude: [
   "node_modules"
 ]
 livereload: true
+exclude: [vendor]
diff --git a/html/lesson2/example.html b/html/lesson2/example.html
index 6bf0d305..fd84e078 100644
--- a/html/lesson2/example.html
+++ b/html/lesson2/example.html
@@ -20,8 +20,8 @@ <h2>Why do I like owls so much?</h2>
         <li>and lovely</li>
         <li>and cuddly</li>
       </ol>
-      <div><img src="http://github.com/images/img4.jpg" alt="cute owl"/></div>
-      <div><img src="http://github.com/images/img5.jpg" alt="another cute owl"/></div>
+      <div class="bigimg"><img src="http://github.com/images/img4.jpg" alt="cute owl"/></div>
+      <div class="bigimg"><img src="http://github.com/images/img5.jpg" alt="another cute owl"/></div>
       <a href="https://www.youtube.com/watch?v=gBjnfgnwXic">Watch this video here</a>
       <div id="the-quote">
         <h4>
diff --git a/index.html b/index.html
index a914d305..278822fe 100644
--- a/index.html
+++ b/index.html
@@ -37,7 +37,9 @@ <h2>Guides</h2>
           <li><a href="http://github.com/coaches/lesson-guide.html">Lesson guide for coaches</a></li>
         </ul>
 
-        <h2>HTML &amp; CSS</h2>
+        <h2 class="language-heading">Frontend</h2>
+
+        <h3>HTML &amp; CSS</h3>
         <ul>
           <li><a href="http://github.com/html/lesson1/tutorial.html">Lesson 1 - Introducing HTML</a></li>
           <li><a href="http://github.com/html/lesson2/tutorial.html">Lesson 2 - Introducing CSS</a></li>
@@ -48,7 +50,7 @@ <h2>HTML &amp; CSS</h2>
           <li><a href="http://github.com/html/lesson7/tutorial.html">Lesson 7 - Media queries and responsive design</a></li>
         </ul>
 
-        <h2>JavaScript</h2>
+        <h3>JavaScript</h3>
         <ul>
           <li><a href="http://github.com/js/lesson1/tutorial.html">Lesson 1 - Introduction to JavaScript</a></li>
           <li><a href="http://github.com/js/lesson2/tutorial.html">Lesson 2 - Expressions, Loops and Arrays</a></li>
@@ -60,7 +62,9 @@ <h2>JavaScript</h2>
           <li><a href="http://github.com/js/lesson8/tutorial.html">Lesson 8 - Building your own app</a></li>
         </ul>
 
-        <h2>Ruby</h2>
+        <h2 class="language-heading">Backend</h2>
+
+        <h3>Ruby</h3>
         <ul>
           <li><a href="http://github.com/ruby/lesson1/tutorial.html">Lesson 1 - Introduction to Ruby</a></li>
           <li><a href="http://github.com/ruby/lesson2/tutorial.html">Lesson 2 - Ruby Basics</a></li>
@@ -69,7 +73,7 @@ <h2>Ruby</h2>
           <li><a href="http://github.com/ruby/lesson5/tutorial.html">Lesson 5 - Object Oriented Ruby and Inheritance (part 2)</a></li>
         </ul>
 
-        <h2>Python</h2>
+        <h3>Python</h3>
         <ul>
           <li><a href="http://github.com/python/lesson0/tutorial.html">Installing Python</a></li>
           <li><a href="http://github.com/python/lesson1/tutorial.html">Lesson 1 - Strings, Integers and Floats</a></li>
@@ -78,37 +82,41 @@ <h2>Python</h2>
           <li><a href="http://github.com/python/lesson4/tutorial.html">Lesson 4 - Fun with Functions</a></li>
         </ul>
 
-        <h3>Other Recommended Python Resources</h3>
+        <h4>Other Recommended Python Resources</h4>
         <ul>
           <li><a href="http://pymbook.readthedocs.io/en/latest/">Python For You and Me</li>
           <li><a href="https://learnpythonthehardway.org/book/">Learn Python The Hard Way</a></li>
         </ul>
 
-        <h2>Android</h2>
-        <p>Available only at special codebar android workshops! Materials over at
-          <a target="_blank" href="https://codebar.github.io/android-tutorials/">
-            https://codebar.github.io/android-tutorials/</a></p>
-        </ul>
-
-        <h2>PHP</h2>
+        <h3>PHP</h3>
         <p class="lead">If you are just getting started quickly and easily with PHP, we recommend using <a href="https://docs.c9.io/docs/getting-started">Cloud9</a>, as setting up your local environment can be time consuming.</p>
 
         <ul>
           <li><a href="http://github.com/php/lesson1/tutorial.html">Lesson 1 - Introduction to PHP</a></li>
         </ul>
 
-        <h2>Command Line</h2>
-        <ul>
-          <li><a href="http://github.com/command-line/introduction/tutorial.html">Lesson 1 - Introduction to the command line</a></li>
+        <h2 class="language-heading">Apps</h2>
+
+        <h3>Android</h3>
+        <p>Available only at special codebar android workshops! Materials over at
+          <a target="_blank" href="https://codebar.github.io/android-tutorials/">
+            https://codebar.github.io/android-tutorials/</a></p>
         </ul>
 
-        <h2>Version Control</h2>
+        <h2 class="language-heading">Other</h2>
+
+        <h3>Version Control</h3>
         <ul>
           <li><a href="http://github.com/version-control/introduction/tutorial.html">Introduction to version control</a></li>
           <li><a href="http://github.com/version-control/command-line/tutorial.html">Introduction to the git command line</a></li>
         </ul>
 
-        <h2>Other Useful Resources</h2>
+        <h3>Command Line</h3>
+        <ul>
+          <li><a href="http://github.com/command-line/introduction/tutorial.html">Lesson 1 - Introduction to the command line</a></li>
+        </ul>
+
+        <h3>Other Useful Resources</h3>
         <p>The following resources can be helpful to continue learning. They all have content related to the topics listed above.</p>
         <ul>
           <li><a href="https://www.codewars.com/">Codewars</a></li>
diff --git a/stylesheets/styles.css b/stylesheets/styles.css
index ab8b636d..8bc1e62d 100644
--- a/stylesheets/styles.css
+++ b/stylesheets/styles.css
@@ -2,7 +2,7 @@
 
 body {
   padding: 25px;
-  font: 14px/1.5 Lato, "Helvetica Neue", Helvetica, Arial, sans-serif;
+  font: 16px Lato, "Helvetica Neue", Helvetica, Arial, sans-serif;
   color: #777;
   font-weight: 300;
 }
@@ -32,6 +32,12 @@ h3, h4, h5, h6 {
   color: #494949;
 }
 
+.language-heading {
+  background: rgba(255, 3, 106, 0.9);
+  color: #000;
+  padding: 15px 10px;
+}
+
 a {
   color: #39c;
   font-weight: 400;