Fixed hguest sorting and workshop heading line height

app/assets/stylesheets/_application.scss

@@ -38,6 +38,7 @@ h2 {
 h3, legend {
     font-size: 4.5vw;
     margin: 0.75em 0;
+    line-height: 1.333em;
 }
 
 h4 {

app/controllers/conference_administration_controller.rb

@@ -884,7 +884,7 @@ class ConferenceAdministrationController < ApplicationController
         end
       end
 
-      @guests = @guests.sort_by { |k,v| v.user.firstname }
+      @guests = @guests.sort_by { |k,v| v.user.firstname.downcase }
 
       return @hosts_affected_by_guests
     end