diff --git a/docs/examples/carousel.html b/docs/examples/carousel.html
index 4142b38f4..954375d4b 100644
--- a/docs/examples/carousel.html
+++ b/docs/examples/carousel.html
@@ -67,14 +67,14 @@ body {
 }
 
 /* Center align the text within the three columns below the carousel */
-.marketing .col-span-4 {
+.marketing .col-lg-4 {
   text-align: center;
   margin-bottom: 20px;
 }
 .marketing h2 {
   font-weight: normal;
 }
-.marketing .col-span-4 p {
+.marketing .col-lg-4 p {
   margin-left: 10px;
   margin-right: 10px;
 }
@@ -323,24 +323,24 @@ body {
 
   <!-- Three columns of text below the carousel -->
   <div class="row">
-    <div class="col-span-4">
+    <div class="col col-lg-4">
       <img class="img-circle" data-src="holder.js/140x140">
       <h2>Heading</h2>
       <p>Donec sed odio dui. Etiam porta sem malesuada magna mollis euismod. Nullam id dolor id nibh ultricies vehicula ut id elit. Morbi leo risus, porta ac consectetur ac, vestibulum at eros. Praesent commodo cursus magna.</p>
       <p><a class="btn" href="#">View details &raquo;</a></p>
-    </div><!-- /.col-span-4 -->
-    <div class="col-span-4">
+    </div><!-- /.col-lg-4 -->
+    <div class="col col-lg-4">
       <img class="img-circle" data-src="holder.js/140x140">
       <h2>Heading</h2>
       <p>Duis mollis, est non commodo luctus, nisi erat porttitor ligula, eget lacinia odio sem nec elit. Cras mattis consectetur purus sit amet fermentum. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh.</p>
       <p><a class="btn" href="#">View details &raquo;</a></p>
-    </div><!-- /.col-span-4 -->
-    <div class="col-span-4">
+    </div><!-- /.col-lg-4 -->
+    <div class="col col-lg-4">
       <img class="img-circle" data-src="holder.js/140x140">
       <h2>Heading</h2>
       <p>Donec sed odio dui. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Vestibulum id ligula porta felis euismod semper. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus.</p>
       <p><a class="btn" href="#">View details &raquo;</a></p>
-    </div><!-- /.col-span-4 -->
+    </div><!-- /.col-lg-4 -->
   </div><!-- /.row -->
 
 
diff --git a/docs/examples/grid.html b/docs/examples/grid.html
index f2028b8bf..580f69cbf 100644
--- a/docs/examples/grid.html
+++ b/docs/examples/grid.html
@@ -16,7 +16,7 @@ title: Grid template
     margin-left: -15px;
     margin-right: -15px;
   }
-  [class*="col-span-"] {
+  [class*="col-lg-"] {
     padding-top: 15px;
     padding-bottom: 15px;
     background-color: #f5f5f5;
@@ -32,22 +32,22 @@ title: Grid template
 
   <h4>Three equal columns</h4>
   <div class="row">
-    <div class="col-span-4">.col-span-4</div>
-    <div class="col-span-4">.col-span-4</div>
-    <div class="col-span-4">.col-span-4</div>
+    <div class="col col-lg-4">.col .col-lg-4</div>
+    <div class="col col-lg-4">.col .col-lg-4</div>
+    <div class="col col-lg-4">.col .col-lg-4</div>
   </div>
 
   <h4>Three unequal columns</h4>
   <div class="row">
-    <div class="col-span-3">.col-span-3</div>
-    <div class="col-span-6">.col-span-6</div>
-    <div class="col-span-3">.col-span-3</div>
+    <div class="col col-lg-3">.col .col-lg-3</div>
+    <div class="col col-lg-6">.col .col-lg-6</div>
+    <div class="col col-lg-3">.col .col-lg-3</div>
   </div>
 
   <h4>Two columns</h4>
   <div class="row">
-    <div class="col-span-8">.col-span-8</div>
-    <div class="col-span-4">.col-span-4</div>
+    <div class="col col-lg-8">.col .col-lg-8</div>
+    <div class="col col-lg-4">.col .col-lg-4</div>
   </div>
 
   <h4>Full width, single column</h4>
diff --git a/docs/examples/jumbotron-narrow.html b/docs/examples/jumbotron-narrow.html
index 84a918064..a6fd4e950 100644
--- a/docs/examples/jumbotron-narrow.html
+++ b/docs/examples/jumbotron-narrow.html
@@ -104,7 +104,7 @@ title: Narrow page template
   </div>
 
   <div class="row marketing">
-    <div class="col-span-6">
+    <div class="col col-lg-6">
       <h4>Subheading</h4>
       <p>Donec id elit non mi porta gravida at eget metus. Maecenas faucibus mollis interdum.</p>
 
@@ -115,7 +115,7 @@ title: Narrow page template
       <p>Maecenas sed diam eget risus varius blandit sit amet non magna.</p>
     </div>
 
-    <div class="col-span-6">
+    <div class="col col-lg-6">
       <h4>Subheading</h4>
       <p>Donec id elit non mi porta gravida at eget metus. Maecenas faucibus mollis interdum.</p>
 
diff --git a/docs/examples/jumbotron.html b/docs/examples/jumbotron.html
index 68231a063..3982a34d9 100644
--- a/docs/examples/jumbotron.html
+++ b/docs/examples/jumbotron.html
@@ -85,17 +85,17 @@ title: Jumbotron template
 
     <!-- Example row of columns -->
     <div class="row">
-      <div class="col-span-4">
+      <div class="col col-lg-4">
         <h2>Heading</h2>
         <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
         <p><a class="btn" href="#">View details &raquo;</a></p>
       </div>
-      <div class="col-span-4">
+      <div class="col col-lg-4">
         <h2>Heading</h2>
         <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
         <p><a class="btn" href="#">View details &raquo;</a></p>
      </div>
-      <div class="col-span-4">
+      <div class="col col-lg-4">
         <h2>Heading</h2>
         <p>Donec sed odio dui. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Vestibulum id ligula porta felis euismod semper. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus.</p>
         <p><a class="btn" href="#">View details &raquo;</a></p>
diff --git a/docs/examples/justified-nav.html b/docs/examples/justified-nav.html
index f8123388a..a87b3b9d1 100644
--- a/docs/examples/justified-nav.html
+++ b/docs/examples/justified-nav.html
@@ -119,17 +119,17 @@ title: Justified nav template
 
     <!-- Example row of columns -->
     <div class="row">
-      <div class="col-span-4">
+      <div class="col col-lg-4">
         <h2>Heading</h2>
         <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
         <p><a class="btn" href="#">View details &raquo;</a></p>
       </div>
-      <div class="col-span-4">
+      <div class="col col-lg-4">
         <h2>Heading</h2>
         <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
         <p><a class="btn" href="#">View details &raquo;</a></p>
      </div>
-      <div class="col-span-4">
+      <div class="col col-lg-4">
         <h2>Heading</h2>
         <p>Donec sed odio dui. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Vestibulum id ligula porta felis euismod semper. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa.</p>
         <p><a class="btn" href="#">View details &raquo;</a></p>