styling for fb comment box

_layouts/post.html

@@ -26,8 +26,10 @@ pagestyle: posts
 	{{ content }}
 </section>
 
+<section class="comments">
 <div class="fb-comments" 
 	data-href="{{site.myurl}}{{page.url}}" 
 	data-width="100%" 
 	data-numposts="10"
 	data-colorscheme="dark"></div>
+</section>

styles/posts.css

@@ -55,6 +55,9 @@ pre span.lineno {
 	visibility: collapse;
 }
 
+.comments {
+	background-color: grey;
+}
 @media screen and (orientation:landscape) {
 	.post-date {
 		float: right;