update moderator display

app/assets/stylesheets/base.css.scss

@@ -68,6 +68,14 @@ body {
   list-style: none;
 }
 
+.about--moderator a {
+  text-decoration: none;
+}
+
+.about--moderator a:hover {
+  text-decoration: none;
+}
+
 .j2-up {
   text-transform: uppercase;
 }

app/views/static/about.html.haml

@@ -42,10 +42,8 @@
           that look after you!
           %ul.about--moderator
             - User.where(moderator: true).each do |mod|
-              %li
-                %a{href: show_user_profile_path(mod.screen_name)}
-                  %img.answerbox--img-small{src: User.find_by_screen_name(mod.screen_name).profile_picture.url(:medium)}
-                = mod.screen_name
+              %a{href: show_user_profile_path(mod.screen_name), title: mod.screen_name, data: { toggle: :tooltip, placement: :top }}
+                %img.img-rounded.answerbox--img-small{src: mod.profile_picture.url(:small)}
     .col-sm-4
       .panel.panel-default
         .panel-body