darken account nav link when menu open

src/components/navigation/www/navigation.jsx

@@ -241,7 +241,8 @@ var Navigation = React.createClass({
                                 </a>
                             </li>,
                             <li className="link right account-nav" key="account-nav">
-                                <a className="user-info" href="#" onClick={this.handleAccountNavClick}>
+                                <a className={this.state.accountNavOpen ? 'user-info open' : 'user-info'}
+                                    href="#" onClick={this.handleAccountNavClick}>
                                     <Avatar src={this.props.session.session.user.thumbnailUrl} alt="" />
                                     {this.props.session.session.user.username}
                                 </a>

src/components/navigation/www/navigation.scss

@@ -170,6 +170,10 @@
                 vertical-align: middle;
             }
 
+            &.open {
+                background-color: $active-gray;
+            }
+
             &:after {
                 display: inline-block;
                 margin-left: 8px;