[recipes] Add a border to images in cooking view

[Matthias Clasen <matthiasc src gnome org>]

commit 16edc4d1160ec53fd544215c375471f743afbb60
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Feb 13 18:55:19 2017 -0500

    Add a border to images in cooking view
    
    This matches what we do in the lightbox for images,
    and it looks good.

 src/recipes.css |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/recipes.css b/src/recipes.css
index bf9670e..2e120f3 100644
--- a/src/recipes.css
+++ b/src/recipes.css
@@ -353,6 +353,7 @@ button.osd {
         background-color: transparent;
         min-width: 400px;
         min-height: 400px;
+        border: 1px solid white;
 }
 
 .timer-label,