Fixed some style stuff.

_layouts/default.html

@@ -31,7 +31,7 @@
                     </div>
 
                     <div class="navbar-collapse collapse">
-                        <ul class="nav navbar-nav">
+                        <ul class="nav navbar-nav navbar-right">
                             <li class="dropdown">
                                 <a href="{{page.root}}/engine" class="dropdown-toggle" data-toggle="dropdown">Engine<i class="fa fa-angle-down"></i></a>
                                 <ul class="dropdown-menu">

css/main.css

@@ -183,6 +183,10 @@ pre.inline {
   margin: 0;
 }
 
+.fa-external-link {
+  font-size: 75%;
+}
+
 /*-----------------------------------------------------------------------------
  * Static pages
  */