[geary/wip/765516-gtk-widget-conversation-viewer] Highlight unread emails in convo viewer.

[Michael Gratton <mjog src gnome org>]

commit be445e520848f4428661ab81d1d36c4f057e32be
Author: Michael James Gratton <mike vee net>
Date:   Fri Aug 19 23:49:40 2016 +1000

    Highlight unread emails in convo viewer.

 ui/geary.css |   12 +++++++++++-
 1 files changed, 11 insertions(+), 1 deletions(-)
---
diff --git a/ui/geary.css b/ui/geary.css
index 07a9d48..e873ed3 100644
--- a/ui/geary.css
+++ b/ui/geary.css
@@ -82,10 +82,20 @@ row.geary-folder-popover-list-row > label {
   margin-bottom: 0;
 }
 
+/* ConversationEmail */
+
+.geary-unread .geary-message-summary {
+  border-color: @theme_selected_bg_color;
+  transition: border 0.25s;
+}
+
 /* ConversationMessage */
 
 .geary-message-summary {
-  margin: 12px;
+  border-top: 4px solid transparent;
+  padding: 12px;
+  padding-top: 8px;
+  transition: border 4s;
 }
 
 .geary-headers label {