fix all the pane separators

21 files changed, 219 insertions, 131 deletions

diff --git a/common/gtk-3.0/3.14/gtk-contained-dark.css b/common/gtk-3.0/3.14/gtk-contained-dark.css
index f1b08d8..3530d05 100644
--- a/common/gtk-3.0/3.14/gtk-contained-dark.css
+++ b/common/gtk-3.0/3.14/gtk-contained-dark.css
@@ -3842,10 +3842,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(42, 45, 55, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3903,11 +3903,16 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(42, 45, 55, 0.95); }
-  GeditWindow.background.csd > .titlebar.default-decoration,
-  GeditWindow.background.csd > .titlebar.default-decoration:backdrop {
-    background-color: #2f343f; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(42, 45, 55, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #2b2e39; }
+
+GeditWindow.background > .titlebar.default-decoration,
+GeditWindow.background > .titlebar.default-decoration:backdrop {
+  background-color: #2f343f; }
 
 .gedit-bottom-panel-paned {
   background-color: #404552; }
diff --git a/common/gtk-3.0/3.14/gtk-contained-darker.css b/common/gtk-3.0/3.14/gtk-contained-darker.css
index 44525a1..6a8bfb8 100644
--- a/common/gtk-3.0/3.14/gtk-contained-darker.css
+++ b/common/gtk-3.0/3.14/gtk-contained-darker.css
@@ -3835,10 +3835,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(53, 57, 69, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3896,11 +3896,16 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(53, 57, 69, 0.95); }
-  GeditWindow.background.csd > .titlebar.default-decoration,
-  GeditWindow.background.csd > .titlebar.default-decoration:backdrop {
-    background-color: #2f343f; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
+
+GeditWindow.background > .titlebar.default-decoration,
+GeditWindow.background > .titlebar.default-decoration:backdrop {
+  background-color: #2f343f; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.14/gtk-contained-solid-dark.css b/common/gtk-3.0/3.14/gtk-contained-solid-dark.css
index e5ad260..b089dc2 100644
--- a/common/gtk-3.0/3.14/gtk-contained-solid-dark.css
+++ b/common/gtk-3.0/3.14/gtk-contained-solid-dark.css
@@ -3842,10 +3842,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #2a2d37; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3903,11 +3903,16 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #2a2d37; }
-  GeditWindow.background.csd > .titlebar.default-decoration,
-  GeditWindow.background.csd > .titlebar.default-decoration:backdrop {
-    background-color: #2f343f; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #2a2d37; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #2b2e39; }
+
+GeditWindow.background > .titlebar.default-decoration,
+GeditWindow.background > .titlebar.default-decoration:backdrop {
+  background-color: #2f343f; }
 
 .gedit-bottom-panel-paned {
   background-color: #404552; }
diff --git a/common/gtk-3.0/3.14/gtk-contained-solid-darker.css b/common/gtk-3.0/3.14/gtk-contained-solid-darker.css
index c4aedda..04c93d5 100644
--- a/common/gtk-3.0/3.14/gtk-contained-solid-darker.css
+++ b/common/gtk-3.0/3.14/gtk-contained-solid-darker.css
@@ -3835,10 +3835,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #353945; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3896,11 +3896,16 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #353945; }
-  GeditWindow.background.csd > .titlebar.default-decoration,
-  GeditWindow.background.csd > .titlebar.default-decoration:backdrop {
-    background-color: #2f343f; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #353945; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
+
+GeditWindow.background > .titlebar.default-decoration,
+GeditWindow.background > .titlebar.default-decoration:backdrop {
+  background-color: #2f343f; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.14/gtk-contained-solid.css b/common/gtk-3.0/3.14/gtk-contained-solid.css
index b54b53c..e25c1d0 100644
--- a/common/gtk-3.0/3.14/gtk-contained-solid.css
+++ b/common/gtk-3.0/3.14/gtk-contained-solid.css
@@ -3835,10 +3835,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #353945; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3896,11 +3896,16 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #353945; }
-  GeditWindow.background.csd > .titlebar.default-decoration,
-  GeditWindow.background.csd > .titlebar.default-decoration:backdrop {
-    background-color: #e7e8eb; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #353945; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
+
+GeditWindow.background > .titlebar.default-decoration,
+GeditWindow.background > .titlebar.default-decoration:backdrop {
+  background-color: #e7e8eb; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.14/gtk-contained.css b/common/gtk-3.0/3.14/gtk-contained.css
index 1eff184..faf36e3 100644
--- a/common/gtk-3.0/3.14/gtk-contained.css
+++ b/common/gtk-3.0/3.14/gtk-contained.css
@@ -3835,10 +3835,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(53, 57, 69, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3896,11 +3896,16 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(53, 57, 69, 0.95); }
-  GeditWindow.background.csd > .titlebar.default-decoration,
-  GeditWindow.background.csd > .titlebar.default-decoration:backdrop {
-    background-color: #e7e8eb; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
+
+GeditWindow.background > .titlebar.default-decoration,
+GeditWindow.background > .titlebar.default-decoration:backdrop {
+  background-color: #e7e8eb; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.14/sass/_transparent_widgets.scss b/common/gtk-3.0/3.14/sass/_transparent_widgets.scss
index 18c06f1..c89875f 100644
--- a/common/gtk-3.0/3.14/sass/_transparent_widgets.scss
+++ b/common/gtk-3.0/3.14/sass/_transparent_widgets.scss
@@ -53,10 +53,13 @@ MarlinViewWindow {
     .scrollbar { @extend %dark_sidebar_scrollbar }
   }
   &.maximized .sidebar { background-color: opacify($dark_sidebar_bg, 1); }
-
-  .pane-separator { background-color: $dark_sidebar_border; }
 }
 
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {background-color: $dark_sidebar_border}
+
 GtkFileChooserDialog {
 
   &.background.csd, &.background { background-color: $dark_sidebar_bg }
@@ -119,10 +122,11 @@ GeditWindow.background.csd > .titlebar {
 }
 
 // Gedit
-GeditWindow.background.csd {
-  background-color: transparent;
+GeditWindow.background {
+  &.csd { background-color: transparent; }
 
-  .pane-separator { background-color: $dark_sidebar_border; }
+  .gedit-side-panel-paned .pane-separator { background-color: $dark_sidebar_border; }
+  .gedit-bottom-panel-paned .pane-separator { background-color: $borders_color; }
 
   > .titlebar.default-decoration,
   > .titlebar.default-decoration:backdrop { background-color: opacify($header_bg, 1); }  // fix for elementary OS
diff --git a/common/gtk-3.0/3.16/gtk-contained-dark.css b/common/gtk-3.0/3.16/gtk-contained-dark.css
index 0108ee6..09e34f5 100644
--- a/common/gtk-3.0/3.16/gtk-contained-dark.css
+++ b/common/gtk-3.0/3.16/gtk-contained-dark.css
@@ -3787,10 +3787,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(42, 45, 55, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3848,8 +3848,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(42, 45, 55, 0.95); }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(42, 45, 55, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #2b2e39; }
 
 .gedit-bottom-panel-paned {
   background-color: #404552; }
diff --git a/common/gtk-3.0/3.16/gtk-contained-darker.css b/common/gtk-3.0/3.16/gtk-contained-darker.css
index c7a2034..f770545 100644
--- a/common/gtk-3.0/3.16/gtk-contained-darker.css
+++ b/common/gtk-3.0/3.16/gtk-contained-darker.css
@@ -3780,10 +3780,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(53, 57, 69, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3841,8 +3841,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.16/gtk-contained-solid-dark.css b/common/gtk-3.0/3.16/gtk-contained-solid-dark.css
index e2025cd..1ab21e9 100644
--- a/common/gtk-3.0/3.16/gtk-contained-solid-dark.css
+++ b/common/gtk-3.0/3.16/gtk-contained-solid-dark.css
@@ -3787,10 +3787,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #2a2d37; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3848,8 +3848,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #2a2d37; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #2a2d37; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #2b2e39; }
 
 .gedit-bottom-panel-paned {
   background-color: #404552; }
diff --git a/common/gtk-3.0/3.16/gtk-contained-solid-darker.css b/common/gtk-3.0/3.16/gtk-contained-solid-darker.css
index d594dd8..27cec44 100644
--- a/common/gtk-3.0/3.16/gtk-contained-solid-darker.css
+++ b/common/gtk-3.0/3.16/gtk-contained-solid-darker.css
@@ -3780,10 +3780,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #353945; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3841,8 +3841,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #353945; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #353945; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.16/gtk-contained-solid.css b/common/gtk-3.0/3.16/gtk-contained-solid.css
index 4bdbcf3..25d555f 100644
--- a/common/gtk-3.0/3.16/gtk-contained-solid.css
+++ b/common/gtk-3.0/3.16/gtk-contained-solid.css
@@ -3780,10 +3780,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #353945; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3841,8 +3841,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #353945; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #353945; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.16/gtk-contained.css b/common/gtk-3.0/3.16/gtk-contained.css
index 256215d..1ceeb03 100644
--- a/common/gtk-3.0/3.16/gtk-contained.css
+++ b/common/gtk-3.0/3.16/gtk-contained.css
@@ -3780,10 +3780,10 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-GtkFileChooserDialog .pane-separator,
-NautilusWindow .pane-separator,
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(53, 57, 69, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -3841,8 +3841,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.16/sass/_transparent_widgets.scss b/common/gtk-3.0/3.16/sass/_transparent_widgets.scss
index 48541dd..c69ed40 100644
--- a/common/gtk-3.0/3.16/sass/_transparent_widgets.scss
+++ b/common/gtk-3.0/3.16/sass/_transparent_widgets.scss
@@ -44,19 +44,20 @@ MarlinViewWindow {
       }
     }
 
-    &.frame {
-      color: $dark_sidebar_fg;
-    }
+    &.frame { color: $dark_sidebar_fg; }
 
     .separator { color: transparent; }
 
     .scrollbar { @extend %dark_sidebar_scrollbar }
   }
   &.maximized .sidebar { background-color: opacify($dark_sidebar_bg, 1); }
-
-  .pane-separator { background-color: $dark_sidebar_border; }
 }
 
+GtkFileChooserDialog,
+NautilusWindow,
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {background-color: $dark_sidebar_border}
+
 GtkFileChooserDialog {
 
   &.background.csd, &.background { background-color: $dark_sidebar_bg }
@@ -119,10 +120,11 @@ GeditWindow.background.csd > .titlebar {
 }
 
 // Gedit
-GeditWindow.background.csd {
-  background-color: transparent;
+GeditWindow.background {
+  &.csd { background-color: transparent; }
 
-  .pane-separator { background-color: $dark_sidebar_border; }
+  .gedit-side-panel-paned .pane-separator { background-color: $dark_sidebar_border; }
+  .gedit-bottom-panel-paned .pane-separator { background-color: $borders_color; }
 }
 
 .gedit-bottom-panel-paned { background-color: $base_color; }
diff --git a/common/gtk-3.0/3.18/gtk-contained-dark.css b/common/gtk-3.0/3.18/gtk-contained-dark.css
index a1d52b5..9ec7664 100644
--- a/common/gtk-3.0/3.18/gtk-contained-dark.css
+++ b/common/gtk-3.0/3.18/gtk-contained-dark.css
@@ -4010,8 +4010,8 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(42, 45, 55, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -4069,8 +4069,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(42, 45, 55, 0.95); }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(42, 45, 55, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #2b2e39; }
 
 .gedit-bottom-panel-paned {
   background-color: #404552; }
diff --git a/common/gtk-3.0/3.18/gtk-contained-darker.css b/common/gtk-3.0/3.18/gtk-contained-darker.css
index 2d6fa0b..61ebfcb 100644
--- a/common/gtk-3.0/3.18/gtk-contained-darker.css
+++ b/common/gtk-3.0/3.18/gtk-contained-darker.css
@@ -4003,8 +4003,8 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(53, 57, 69, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -4062,8 +4062,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.18/gtk-contained-solid-dark.css b/common/gtk-3.0/3.18/gtk-contained-solid-dark.css
index f8b8d25..a8b1260 100644
--- a/common/gtk-3.0/3.18/gtk-contained-solid-dark.css
+++ b/common/gtk-3.0/3.18/gtk-contained-solid-dark.css
@@ -4010,8 +4010,8 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #2a2d37; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -4069,8 +4069,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #2a2d37; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #2a2d37; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #2b2e39; }
 
 .gedit-bottom-panel-paned {
   background-color: #404552; }
diff --git a/common/gtk-3.0/3.18/gtk-contained-solid-darker.css b/common/gtk-3.0/3.18/gtk-contained-solid-darker.css
index 6b0262a..c9808bd 100644
--- a/common/gtk-3.0/3.18/gtk-contained-solid-darker.css
+++ b/common/gtk-3.0/3.18/gtk-contained-solid-darker.css
@@ -4003,8 +4003,8 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #353945; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -4062,8 +4062,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #353945; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #353945; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.18/gtk-contained-solid.css b/common/gtk-3.0/3.18/gtk-contained-solid.css
index 5c30bea..2dc02da 100644
--- a/common/gtk-3.0/3.18/gtk-contained-solid.css
+++ b/common/gtk-3.0/3.18/gtk-contained-solid.css
@@ -4007,8 +4007,8 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: #353945; }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -4066,8 +4066,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: #353945; }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: #353945; }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.18/gtk-contained.css b/common/gtk-3.0/3.18/gtk-contained.css
index 23d9b18..3ad343c 100644
--- a/common/gtk-3.0/3.18/gtk-contained.css
+++ b/common/gtk-3.0/3.18/gtk-contained.css
@@ -4007,8 +4007,8 @@ NemoWindow.maximized .sidebar,
 MarlinViewWindow.maximized .sidebar {
   background-color: #353945; }
 
-NemoWindow .pane-separator,
-MarlinViewWindow .pane-separator {
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator {
   background-color: rgba(53, 57, 69, 0.95); }
 
 GtkFileChooserDialog.background.csd, GtkFileChooserDialog.background {
@@ -4066,8 +4066,12 @@ GeditWindow.background.csd > .titlebar {
 
 GeditWindow.background.csd {
   background-color: transparent; }
-  GeditWindow.background.csd .pane-separator {
-    background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-side-panel-paned .pane-separator {
+  background-color: rgba(53, 57, 69, 0.95); }
+
+GeditWindow.background .gedit-bottom-panel-paned .pane-separator {
+  background-color: #dbdfe3; }
 
 .gedit-bottom-panel-paned {
   background-color: #ffffff; }
diff --git a/common/gtk-3.0/3.18/sass/_transparent_widgets.scss b/common/gtk-3.0/3.18/sass/_transparent_widgets.scss
index 6436dd4..c738981 100644
--- a/common/gtk-3.0/3.18/sass/_transparent_widgets.scss
+++ b/common/gtk-3.0/3.18/sass/_transparent_widgets.scss
@@ -96,9 +96,12 @@ MarlinViewWindow {
   }
   &.maximized .sidebar { background-color: opacify($dark_sidebar_bg, 1); }
 
-  .pane-separator { background-color: $dark_sidebar_border; }
 }
 
+NemoWindow.background > GtkGrid > GtkPaned > .pane-separator,
+MarlinViewWindow.background > GtkBox > GtkPaned > .pane-separator { background-color: $dark_sidebar_border }
+
+
 GtkFileChooserDialog {
 
   &.background.csd, &.background { background-color: $dark_sidebar_bg }
@@ -161,10 +164,11 @@ GeditWindow.background.csd > .titlebar {
 }
 
 // Gedit
-GeditWindow.background.csd {
-  background-color: transparent;
+GeditWindow.background {
+  &.csd { background-color: transparent; }
 
-  .pane-separator { background-color: $dark_sidebar_border; }
+  .gedit-side-panel-paned .pane-separator { background-color: $dark_sidebar_border; }
+  .gedit-bottom-panel-paned .pane-separator { background-color: $borders_color; }
 }
 
 .gedit-bottom-panel-paned { background-color: $base_color; }