diff --git a/src/sass/_variables.scss b/src/sass/_variables.scss
index b81fabf..23c7c15 100755
--- a/src/sass/_variables.scss
+++ b/src/sass/_variables.scss
@@ -23,6 +23,7 @@ $color-grey-medium:                 #aaa;
 $color-grey-light:                  #ccc;
 $color-grey-lighter:                #ddd;
 $color-grey-lightest:               #f9f9f9;
+$color-grey-dark-alpha:             rgba(51, 51, 51, 0.95);
 
 // Layout
 // -------------------------------------------
diff --git a/src/sass/components/_lightbox.scss b/src/sass/components/_lightbox.scss
index 5d9ddec..25bc93d 100755
--- a/src/sass/components/_lightbox.scss
+++ b/src/sass/components/_lightbox.scss
@@ -65,7 +65,7 @@
     left: 0;
     z-index: 1000;
     opacity: 0;
-    background: $color-grey-dark;
+    background: $color-grey-dark-alpha;
     transition: all 0.3s;
 }