fixing medium size

Author: rtorr

app/index.html

@@ -19,12 +19,12 @@
   <div class="clearfix">
     <div class="container">
       <div class="row">
-        <div class="col-lg-12">
+        <div class="col-lg-12 col-md-12">
           <h1>VIM</h1>
         </div>
       </div> <!-- end row -->
       <div class="row">
-        <div class="col-lg-4">
+        <div class="col-lg-4 col-md-4">
           <h2>Cursor movement</h2>
           <ul>
             <li><kbd>h</kbd> - move cursor left</li>
@@ -58,7 +58,7 @@ <h2>Insert mode - inserting/appending text</h2>
             <li><kbd>Esc</kbd> - exit insert mode</li>
           </ul>
         </div>
-        <div class="col-lg-4">
+        <div class="col-lg-4 col-md-4">
           <h2>Editing</h2>
           <ul>
             <li><kbd>r</kbd> - replace a single character</li>
@@ -96,7 +96,7 @@ <h2>Visual commands</h2>
             <li><kbd>~</kbd> - switch case</li>
           </ul>
         </div>
-        <div class="col-lg-4">
+        <div class="col-lg-4 col-md-4">
           <h2>Cut and paste</h2>
           <ul>
             <li><kbd>yy</kbd> - yank (copy) a line</li>
@@ -132,7 +132,7 @@ <h2>Search and replace</h2>
         </div>
       </div> <!-- end row -->
       <div class="row">
-        <div class="col-lg-4">
+        <div class="col-lg-4 col-md-4">
           <h2>Working with multiple files</h2>
           <ul>
             <li><kbd>:e</kbd> filename - edit a file in a new buffer</li>
@@ -147,7 +147,7 @@ <h2>Working with multiple files</h2>
             <li><kbd>Ctrl</kbd> + <kbd>wv</kbd> - split window vertically</li>
           </ul>
         </div>
-        <div class="col-lg-4">
+        <div class="col-lg-4 col-md-4">
           <h2>Tabs</h2>
           <ul>
             <li><kbd>:tabnew</kbd> filename or <kbd>:tabn</kbd> filename - open a file in a new tab</li>