Update HTML theme (to match named-data website)

git-svn-id: svn+ssh://dyadis.cs.arizona.edu/NDN-spec/spec-sphinx@190 c5937c81-b952-4fd9-96ba-3036b240b622
diff --git a/named_data_theme/static/default.css_t b/named_data_theme/static/default.css_t
index ad9d7bd..5e27530 100644
--- a/named_data_theme/static/default.css_t
+++ b/named_data_theme/static/default.css_t
@@ -1,6 +1,5 @@
 @import url("agogo.css");
 
-
 pre {
     padding: 10px;
     background-color: #fafafa;
@@ -8,7 +7,8 @@
     line-height: 1.2em;
     border: 2px solid #C6C9CB;
     font-size: 1.1em;
-    margin: 1.5em 0 1.5em 0;
+    /* margin: 1.5em 0 1.5em 0; */
+    margin: 0;    
     border-right-style: none;
     border-left-style: none;
 }