diff --git a/app/views/admin/conferences/edit.html.haml b/app/views/admin/conferences/edit.html.haml
index de0c5811..66227a18 100644
--- a/app/views/admin/conferences/edit.html.haml
+++ b/app/views/admin/conferences/edit.html.haml
@@ -9,7 +9,7 @@
     = semantic_form_for(@conference, url: admin_conference_path(@conference.short_title), html: {multipart: true}) do |f|
       = f.input :title, hint: "The full title of the conference, e.g. 'openSUSE Conference 2014'"
       = f.input :short_title, hint: "A short title, e.g. 'oSC14', to be used in URLs"
-      = f.input :description, hint: markdown_hint('A description of the conference.'), input_html: { rows: 5, data: { provide: 'markdown' } }
+      = f.input :description, hint: markdown_hint('A description of the conference. This supports unsafe HTML and JavaScript.'), input_html: { rows: 5, data: { provide: 'markdown' } }
       = f.input :color, hint: 'The color will be used eg for the dashboard.', input_html: {size: 6, type: 'color'}
       = f.label 'Conference Logo'
       %br
@@ -19,8 +19,8 @@
       = f.hidden_field :picture_cache
 
       = f.input :custom_css,
-        hint: "Add Custon CSS to the main page. You might find the class '.conference-#{@conference.short_title}' useful.",
-        input_html: { rows: 5 }
+        hint: "Add custon CSS to all pages within the conference. The class <code>.conference-#{@conference.short_title}</code> is included on the body element.".html_safe,
+        input_html: { rows: 10, style: 'font-family: monospace' }
 
       = f.input :ticket_layout, as: :select, collection: Conference.ticket_layouts.keys, hint: "Layout type for tickets of the conference."
       = f.inputs name: 'Scheduling' do