diff --git a/common/gnome-shell/3.14/gnome-shell.css b/common/gnome-shell/3.14/gnome-shell.css
index a7c8686..8960d8d 100644
--- a/common/gnome-shell/3.14/gnome-shell.css
+++ b/common/gnome-shell/3.14/gnome-shell.css
@@ -1008,7 +1008,7 @@ StScrollBar {
 
 #overview {
   spacing: 24px;
-  background: #3c404e; }
+  background: rgba(60, 64, 78, 0.55); }
 
 .overview-controls {
   padding-bottom: 32px; }
@@ -1358,11 +1358,11 @@ StScrollBar {
   text-align: center; }
 
 .app-well-app.app-folder > .overview-icon {
-  background-color: rgba(46, 50, 60, 0.95);
-  border: 1px solid rgba(37, 40, 49, 0.95); }
+  background-color: rgba(35, 38, 46, 0.95);
+  border: 1px solid rgba(0, 0, 0, 0.45); }
 
 .app-well-app.app-folder:hover > .overview-icon {
-  background-color: rgba(71, 76, 92, 0.95); }
+  background-color: rgba(60, 64, 78, 0.95); }
 
 .app-well-app.app-folder:active > .overview-icon, .app-well-app.app-folder:checked > .overview-icon {
   background-color: #5294E2;
@@ -1373,8 +1373,8 @@ StScrollBar {
 
 .app-folder-popup {
   -arrow-border-radius: 2px;
-  -arrow-background-color: rgba(46, 50, 60, 0.95);
-  -arrow-border-color: rgba(37, 40, 49, 0.95);
+  -arrow-background-color: rgba(35, 38, 46, 0.95);
+  -arrow-border-color: rgba(0, 0, 0, 0.45);
   -arrow-border-width: 1px;
   -arrow-base: 5;
   -arrow-rise: 5; }
diff --git a/common/gnome-shell/3.14/sass/_common.scss b/common/gnome-shell/3.14/sass/_common.scss
index d8d6780..5d979a2 100644
--- a/common/gnome-shell/3.14/sass/_common.scss
+++ b/common/gnome-shell/3.14/sass/_common.scss
@@ -1274,7 +1274,7 @@ StScrollBar {
 //
 #overview {
   spacing: 24px;
-  background: lighten(opacify($dark_sidebar_bg, 1), 3%);
+  background: lighten(transparentize($dark_sidebar_bg, 0.4), 3%);
 }
 
 .overview-controls { padding-bottom: 32px; }
@@ -1706,12 +1706,12 @@ StScrollBar {
 .app-well-app.app-folder {
 
   > .overview-icon {
-    background-color: darken($dark_sidebar_bg, 3%);
-    border: 1px solid darken($dark_sidebar_bg, 7%);
+    background-color: darken($dark_sidebar_bg, 8%);
+    border: 1px solid transparentize(darken($dark_sidebar_bg, 25%), 0.5);
   }
 
   &:hover > .overview-icon {
-    background-color: lighten($dark_sidebar_bg, 8%);
+    background-color: lighten($dark_sidebar_bg, 3%);
   }
 
   &:active > .overview-icon, &:checked > .overview-icon {
@@ -1726,13 +1726,13 @@ StScrollBar {
 
 .app-folder-popup { //expanded collection
   -arrow-border-radius: 2px;
-  -arrow-background-color: darken($dark_sidebar_bg, 3%);
-  -arrow-border-color: darken($dark_sidebar_bg, 7%);
+  -arrow-background-color: darken($dark_sidebar_bg, 8%);
+  -arrow-border-color: transparentize(darken($dark_sidebar_bg, 25%), 0.5);
   -arrow-border-width: 1px;
   -arrow-base: 5;
   -arrow-rise: 5;
-
 }
+
 .app-folder-popup-bin { padding: 5px; }
 .app-folder-icon {
   padding: 5px;
diff --git a/common/gnome-shell/3.16/gnome-shell.css b/common/gnome-shell/3.16/gnome-shell.css
index d684408..b05ce97 100644
--- a/common/gnome-shell/3.16/gnome-shell.css
+++ b/common/gnome-shell/3.16/gnome-shell.css
@@ -1018,7 +1018,7 @@ StScrollBar {
 
 #overview {
   spacing: 24px;
-  background: #3c404e; }
+  background: rgba(60, 64, 78, 0.55); }
 
 .overview-controls {
   padding-bottom: 32px; }
@@ -1307,11 +1307,11 @@ StScrollBar {
   text-align: center; }
 
 .app-well-app.app-folder > .overview-icon {
-  background-color: rgba(46, 50, 60, 0.95);
-  border: 1px solid rgba(37, 40, 49, 0.95); }
+  background-color: rgba(35, 38, 46, 0.95);
+  border: 1px solid rgba(0, 0, 0, 0.45); }
 
 .app-well-app.app-folder:hover > .overview-icon {
-  background-color: rgba(71, 76, 92, 0.95); }
+  background-color: rgba(60, 64, 78, 0.95); }
 
 .app-well-app.app-folder:active > .overview-icon, .app-well-app.app-folder:checked > .overview-icon {
   background-color: #5294E2;
@@ -1322,8 +1322,8 @@ StScrollBar {
 
 .app-folder-popup {
   -arrow-border-radius: 2px;
-  -arrow-background-color: rgba(46, 50, 60, 0.95);
-  -arrow-border-color: rgba(37, 40, 49, 0.95);
+  -arrow-background-color: rgba(35, 38, 46, 0.95);
+  -arrow-border-color: rgba(0, 0, 0, 0.45);
   -arrow-border-width: 1px;
   -arrow-base: 5;
   -arrow-rise: 5; }
diff --git a/common/gnome-shell/3.16/sass/_common.scss b/common/gnome-shell/3.16/sass/_common.scss
index 3b1647c..12ccac5 100644
--- a/common/gnome-shell/3.16/sass/_common.scss
+++ b/common/gnome-shell/3.16/sass/_common.scss
@@ -1294,7 +1294,7 @@ StScrollBar {
 //
 #overview {
   spacing: 24px;
-  background: lighten(opacify($dark_sidebar_bg, 1), 3%);
+  background: lighten(transparentize($dark_sidebar_bg, 0.4), 3%);
 }
 
 .overview-controls { padding-bottom: 32px; }
@@ -1633,12 +1633,12 @@ StScrollBar {
 .app-well-app.app-folder {
 
   > .overview-icon {
-    background-color: darken($dark_sidebar_bg, 3%);
-    border: 1px solid darken($dark_sidebar_bg, 7%);
+    background-color: darken($dark_sidebar_bg, 8%);
+    border: 1px solid transparentize(darken($dark_sidebar_bg, 25%), 0.5);
   }
 
   &:hover > .overview-icon {
-    background-color: lighten($dark_sidebar_bg, 8%);
+    background-color: lighten($dark_sidebar_bg, 3%);
   }
 
   &:active > .overview-icon, &:checked > .overview-icon {
@@ -1653,13 +1653,13 @@ StScrollBar {
 
 .app-folder-popup { //expanded collection
   -arrow-border-radius: 2px;
-  -arrow-background-color: darken($dark_sidebar_bg, 3%);
-  -arrow-border-color: darken($dark_sidebar_bg, 7%);
+  -arrow-background-color: darken($dark_sidebar_bg, 8%);
+  -arrow-border-color: transparentize(darken($dark_sidebar_bg, 25%), 0.5);
   -arrow-border-width: 1px;
   -arrow-base: 5;
   -arrow-rise: 5;
-
 }
+
 .app-folder-popup-bin { padding: 5px; }
 .app-folder-icon {
   padding: 5px;
diff --git a/common/gnome-shell/3.18/gnome-shell.css b/common/gnome-shell/3.18/gnome-shell.css
index 8792dd4..884aef3 100644
--- a/common/gnome-shell/3.18/gnome-shell.css
+++ b/common/gnome-shell/3.18/gnome-shell.css
@@ -1019,7 +1019,7 @@ StScrollBar {
 
 #overview {
   spacing: 24px;
-  background: #3c404e; }
+  background: rgba(60, 64, 78, 0.55); }
 
 .overview-controls {
   padding-bottom: 32px; }
@@ -1308,11 +1308,11 @@ StScrollBar {
   text-align: center; }
 
 .app-well-app.app-folder > .overview-icon {
-  background-color: rgba(46, 50, 60, 0.95);
-  border: 1px solid rgba(37, 40, 49, 0.95); }
+  background-color: rgba(35, 38, 46, 0.95);
+  border: 1px solid rgba(0, 0, 0, 0.45); }
 
 .app-well-app.app-folder:hover > .overview-icon {
-  background-color: rgba(71, 76, 92, 0.95); }
+  background-color: rgba(60, 64, 78, 0.95); }
 
 .app-well-app.app-folder:active > .overview-icon, .app-well-app.app-folder:checked > .overview-icon {
   background-color: #5294E2;
@@ -1323,8 +1323,8 @@ StScrollBar {
 
 .app-folder-popup {
   -arrow-border-radius: 2px;
-  -arrow-background-color: rgba(46, 50, 60, 0.95);
-  -arrow-border-color: rgba(37, 40, 49, 0.95);
+  -arrow-background-color: rgba(35, 38, 46, 0.95);
+  -arrow-border-color: rgba(0, 0, 0, 0.45);
   -arrow-border-width: 1px;
   -arrow-base: 5;
   -arrow-rise: 5; }
diff --git a/common/gnome-shell/3.18/sass/_common.scss b/common/gnome-shell/3.18/sass/_common.scss
index 5285eb9..4c65423 100644
--- a/common/gnome-shell/3.18/sass/_common.scss
+++ b/common/gnome-shell/3.18/sass/_common.scss
@@ -1323,7 +1323,7 @@ StScrollBar {
 //
 #overview {
   spacing: 24px;
-  background: lighten(opacify($dark_sidebar_bg, 1), 3%);
+  background: lighten(transparentize($dark_sidebar_bg, 0.4), 3%);
 }
 
 .overview-controls { padding-bottom: 32px; }
@@ -1662,12 +1662,12 @@ StScrollBar {
 .app-well-app.app-folder {
 
   > .overview-icon {
-    background-color: darken($dark_sidebar_bg, 3%);
-    border: 1px solid darken($dark_sidebar_bg, 7%);
+    background-color: darken($dark_sidebar_bg, 8%);
+    border: 1px solid transparentize(darken($dark_sidebar_bg, 25%), 0.5);
   }
 
   &:hover > .overview-icon {
-    background-color: lighten($dark_sidebar_bg, 8%);
+    background-color: lighten($dark_sidebar_bg, 3%);
   }
 
   &:active > .overview-icon, &:checked > .overview-icon {
@@ -1682,13 +1682,13 @@ StScrollBar {
 
 .app-folder-popup { //expanded collection
   -arrow-border-radius: 2px;
-  -arrow-background-color: darken($dark_sidebar_bg, 3%);
-  -arrow-border-color: darken($dark_sidebar_bg, 7%);
+  -arrow-background-color: darken($dark_sidebar_bg, 8%);
+  -arrow-border-color: transparentize(darken($dark_sidebar_bg, 25%), 0.5);
   -arrow-border-width: 1px;
   -arrow-base: 5;
   -arrow-rise: 5;
-
 }
+
 .app-folder-popup-bin { padding: 5px; }
 .app-folder-icon {
   padding: 5px;