Menta themes GTK3: adjust notebook styling

- fix left.right and bottom notebooks
- adjust notebook tabs in caja and pluma

4 files changed, 418 insertions, 265 deletions

diff --git a/desktop-themes/BlueMenta/gtk-3.0/gtk-widgets.css b/desktop-themes/BlueMenta/gtk-3.0/gtk-widgets.css
index b3b2b45e..5ce1c8b8 100644
--- a/desktop-themes/BlueMenta/gtk-3.0/gtk-widgets.css
+++ b/desktop-themes/BlueMenta/gtk-3.0/gtk-widgets.css
@@ -1474,227 +1474,283 @@ GtkLinkButton.button:active:hover {
  * tabs          *
  *****************/
 .notebook {
-	padding: 0;
-	border-style: solid;
-	border-color: @borders;
-	border-top: 0px;
-
-	background-color: shade (@theme_bg_color, 1.1);
-	-GtkNotebook-initial-gap: 0;
-	-GtkNotebook-arrow-spacing: 5;
-	-GtkNotebook-tab-curvature: 0;
-	-GtkNotebook-tab-overlap: 0;
-	-GtkNotebook-has-tab-gap: false;
-	-GtkWidget-focus-padding: 0;
-	-GtkWidget-focus-line-width: 0;
+    padding: 0;
+    background-clip: border-box;
+    border-style: solid;
+    border-color: @borders;
+    border-width: 0px;
+    background-color: shade (@theme_bg_color, 1.1);
+    -GtkNotebook-initial-gap: 0;
+    -GtkNotebook-arrow-spacing: 5;
+    -GtkNotebook-tab-curvature: 0;
+    -GtkNotebook-tab-overlap: 0;
+    -GtkNotebook-has-tab-gap: false;
+    -GtkWidget-focus-padding: 0;
+    -GtkWidget-focus-line-width: 0;
 }
 
-.notebook.frame {
-	border-width: 1px;
+.notebook :hover {
+    -gtk-image-effect: highlight;
+    color: @theme_fg_color;
 }
 
-.notebook.header {
-	background-image: linear-gradient(to bottom,
-		shade(@theme_bg_color, 0.96),
-		shade(@theme_bg_color, 1.0));
-	border-width: 0px;
-	box-shadow: inset 0 1px 0 0 alpha(@borders, 0.4), inset 0 -1px 0 0 alpha(@borders, 1.0);
+.notebook.frame.top {
+    border-width: 0px 1px 1px 1px;
 }
 
-.notebook.header.frame.top {
-	border-top: 1px solid @borders;
-	border-left: 1px solid @borders;
-	border-right: 1px solid @borders;
+.notebook.frame.bottom {
+    border-width: 1px 1px 0px 1px;
 }
 
-.notebook.header.frame.bottom {
-	border-bottom: 1px solid @borders;
-	border-left: 1px solid @borders;
-	border-right: 1px solid @borders;
+.notebook.frame.left {
+    border-width: 1px 1px 1px 0px;
 }
 
-.notebook.header.frame.left {
-	border-top: 1px solid @borders;
-	border-bottom: 1px solid @borders;
-	border-left: 1px solid @borders;
+.notebook.frame.right {
+    border-width: 1px 0px 1px 1px;
 }
 
-.notebook.header.frame.right {
-	border-top: 1px solid @borders;
-	border-bottom: 1px solid @borders;
-	border-right: 1px solid @borders;
+.notebook.header {
+    background-image: linear-gradient(to bottom,
+                                      shade(@theme_bg_color, 0.96),
+                                      shade(@theme_bg_color, 1.0));
+    border-width: 0px;
+    box-shadow: inset 0 1px 0 0 alpha(@borders, 0.4), inset 0 -1px 0 0 alpha(@borders, 1.0);
 }
 
-.notebook GtkViewport {
-	background-color: @theme_base_color;
-	border-width: 0px;
+.notebook.header.top {
+    border-width: 1px;
+    border-radius: 4px 4px 0px 0px;
 }
 
-.notebook :hover {
-	-gtk-image-effect: highlight;
-	background-color: shade(@theme_bg_color, 1.07);
-	color: @theme_fg_color;
+.notebook.header.bottom {
+    border-width: 1px;
+    border-radius: 0px 0px 4px 4px;
+}
+
+.notebook.header.left {
+    border-width: 1px;
+    border-radius: 4px 0px 0px 4px;
+}
+
+.notebook.header.right {
+    border-width: 1px;
+    border-radius: 0px 4px 4px 0px;
+}
+
+.notebook GtkViewport {
+    background-color: @theme_base_color;
+    border-width: 0px;
 }
 
 .notebook tab {
-	border-color: transparent;
-	border-width: 0px;
-	background-image: none;
-	background-color: transparent;
+    border-color: transparent;
+    border-width: 0px;
+    background-image: none;
+    background-color: transparent;
 }
 
 .notebook tab GtkLabel {
-	color: mix (@theme_fg_color, @theme_bg_color, 0.40);
-	font-weight: normal;
+    color: mix (@theme_fg_color, @theme_bg_color, 0.40);
+    font-weight: normal;
 }
 
 .notebook .prelight-page,
 .notebook .prelight-page GtkLabel {
-	color: mix (@theme_fg_color, @theme_bg_color, 0.15);
+    color: mix (@theme_fg_color, @theme_bg_color, 0.15);
 }
 
 .notebook .active-page,
 .notebook tab .active-page GtkLabel {
-	color: @theme_fg_color;
+    color: @theme_fg_color;
 }
 
 /* horizontal tabs */
 
 .notebook tab.top,
+/* wtf, why this doesn't work? */
 .notebook tab.bottom {
-	padding: 8px 20px 6px;
+    padding: 6px 21px 4px;
+}
+
+/* workaround for wtf */
+.notebook tab.bottom:active {
+    padding: 3px 21px 7px 21px;
 }
 
 .notebook tab.top:active,
 .notebook tab.top:active:hover {
-	background-image: linear-gradient(to bottom,
-		shade(@theme_bg_color, 1.18),
-		shade(@theme_bg_color, 1.1));
-	border-radius: 4px 4px 0 0;
-	border-width: 1px 1px 0 1px;
-	border-style: solid;
-	border-color: @borders;
-	box-shadow: none;
+    background-image: linear-gradient(to bottom,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 4px 4px 0px 0px;
+    border-width: 1px 1px 0px 1px;
+    border-style: solid;
+    border-color: @borders;
+    box-shadow: none;
 }
 
 .notebook tab.top:hover {
-	background-image: linear-gradient(to bottom,
-		alpha(@theme_base_color, 0.0),
-		alpha(@theme_base_color, 0.3));
-	border-radius: 0;
-	box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
-	border-style: none;
-}
-
-.notebook tab.top:active {
-	border-bottom-color: @notebook_active_tab_border;
+    background-image: linear-gradient(to bottom,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-radius: 0px;
+    border-width: 0px 1px 0px 1px;
+    border-style: solid;
+    border-color: @borders;
 }
 
 .notebook tab.bottom:active,
 .notebook tab.bottom:active:hover {
-	background-image: linear-gradient(to top,
-		shade(@theme_bg_color, 1.18),
-		shade(@theme_bg_color, 1.1));
-	border-radius: 0;
-	border-style: solid;
-	border-width: 0px 1px 1px 1px;
-	box-shadow: none;
+    background-image: linear-gradient(to top,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 0 0 4px 4px;
+    border-style: solid;
+    border-width: 0px 1px 1px 1px;
+    border-color: @borders;
+    box-shadow: none;
 }
 
 .notebook tab.bottom:hover {
-	background-image: linear-gradient(to top,
-		alpha(@theme_base_color, 0.0),
-		alpha(@theme_base_color, 0.3));
-	border-radius: 0;
-	box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
-	border-style: none;
-}
-
-.notebook tab.bottom:active {
-	border-top-color: @notebook_active_tab_border;
+    background-image: linear-gradient(to top,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-radius: 0px;
+    border-width: 0px 1px 0px 1px;
+    border-style: solid;
+    border-color: @borders;
 }
 
 /* vertical tabs */
 
 .notebook tab.left,
 .notebook tab.right {
-	padding: 5px 20px;
+    padding: 5px 20px;
 }
 
-.notebook tab.left:hover,
-.notebook tab.left:active {
-	border-right-width: 2px;
+.notebook tab.left:active,
+.notebook tab.left:active:hover {
+    background-image: linear-gradient(to right,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 4px 0px 0px 4px;
+    border-width: 1px 0px 1px 1px;
+    border-color: @borders;
 }
 
-.notebook tab.left:active {
-	border-right-color: @notebook_active_tab_border;
+.notebook tab.left:hover {
+    background-image: linear-gradient(to right,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-width: 1px 0px 1px 0px;
+    border-style: solid;
+    border-color: @borders;
 }
 
-.notebook tab.right:hover,
-.notebook tab.right:active {
-	border-left-width: 2px;
+.notebook tab.right:active,
+.notebook tab.right:active:hover {
+    background-image: linear-gradient(to left,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius:  0px 4px 4px 0px;
+    border-width: 1px 1px 1px 0px;
+    border-color: @borders;
 }
 
-.notebook tab.right:active {
-	border-left-color: @notebook_active_tab_border;
+.notebook tab.right:hover {
+    background-image: linear-gradient(to left,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-width: 1px 0px 1px 0px;
+    border-style: solid;
+    border-color: @borders;
 }
 
 .notebook tab.reorderable-page:hover {
-	background-image: linear-gradient(to bottom,
-		alpha(@theme_base_color, 0.0),
-		alpha(@theme_base_color, 0.3));
-	border-radius: 0;
-	box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
-	border-style: none;
+    background-image: linear-gradient(to bottom,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-radius: 0;
+    box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
+    border-style: none;
 }
 
 .notebook tab.reorderable-page:active {
-	background-image: linear-gradient(to bottom,
-		shade(@theme_bg_color, 1.18),
-		shade(@theme_bg_color, 1.1));
-	border-radius: 4px 4px 0 0;
-	box-shadow: none;
-	border-style: solid;
+    background-image: linear-gradient(to bottom,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 4px 4px 0 0;
+    box-shadow: none;
+    border-style: solid;
 }
 
 /* close button styling */
 .notebook tab .button {
-	color: mix (@theme_fg_color, @theme_bg_color, 0.85);
-	border-image: none;
-	background-image: none;
-	background-color: transparent;
-	border-radius: 3px;
-	border-style: solid;
-	border-color: transparent;
-	border-width: 1px;
-	padding: 1px;
-	icon-shadow: none;
+    color: mix (@theme_fg_color, @theme_bg_color, 0.85);
+    border-image: none;
+    background-image: none;
+    background-color: transparent;
+    border-radius: 3px;
+    border-style: solid;
+    border-color: transparent;
+    border-width: 1px;
+    padding: 1px;
+    icon-shadow: none;
 }
 
 .notebook .prelight-page .button,
 .notebook tab.prelight-page .button,
 .notebook .active-page .button,
 .notebook tab.active-page .button {
-	color: mix(@theme_fg_color, @theme_base_color, 0.6);
-	icon-shadow: 0 1px @button_text_shadow;
+    color: mix(@theme_fg_color, @theme_base_color, 0.6);
+    icon-shadow: 0 1px @button_text_shadow;
 }
 
 .notebook tab .button:hover {
-	color: @theme_fg_color;
-	border-color: alpha(black, 0.1);
+    color: @theme_fg_color;
+    border-color: transparent;
+    border-image: none;
+    background-image: none;
+    background-color: transparent;
 }
 
 .notebook tab .button:active,
 .notebook tab .button:active:hover {
-	color:  @button_active_text;
-	background-color: alpha(black, 0.08);
-	box-shadow: inset 0 1px alpha(black, 0.05);
-	icon-shadow: 0 1px @button_active_text_shadow;
+    color:  @button_active_text;
+    background-color: alpha(black, 0.08);
+    box-shadow: inset 0 1px alpha(black, 0.05);
+    icon-shadow: 0 1px @button_active_text_shadow;
+    border-color: alpha(black, 0.27)
+                        alpha(black, 0.13)
+                        alpha(black, 0.13)
+                        alpha(black, 0.13);
+}
+
+.notebook.arrow {
+    /* FIXME, why this doesn't work? */
+    -GtkNotebook-arrow-scaling: 0.5;
+    color: shade(@theme_fg_color, 2.6);
+}
+
+.notebook.arrow:hover {
+    color: @theme_selected_bg_color;
+}
+
+.notebook.arrow:active {
+    color: @theme_fg_color;
+}
+
+.notebook.arrow:insensitive {
+    color: rgba(141, 144, 145, 0.3);
+}
+
+.notebook.arrow:backdrop {
+    color: rgba(84, 89, 90, 0.4);
+}
 
-	border-color: alpha(black, 0.27)
-		alpha(black, 0.13)
-		alpha(black, 0.13)
-		alpha(black, 0.13);
+.notebook.arrow:backdrop:insensitive {
+    color: #c7c7c7;
 }
 
 /**************
diff --git a/desktop-themes/BlueMenta/gtk-3.0/mate-applications.css b/desktop-themes/BlueMenta/gtk-3.0/mate-applications.css
index 904c1052..3acbaa72 100644
--- a/desktop-themes/BlueMenta/gtk-3.0/mate-applications.css
+++ b/desktop-themes/BlueMenta/gtk-3.0/mate-applications.css
@@ -253,6 +253,22 @@ CajaNotebook .frame {
 	border-width: 1px 0 0 0;
 }
 
+/* close button styling */
+/* surpress styling of close button */
+CajaWindow .notebook tab .button.flat,
+CajaWindow .notebook tab .button.flat:hover {
+    border-color: transparent;
+    background-color: transparent;
+    background-image: none;
+    text-shadow: none;
+    icon-shadow: none;
+    border-image: none;
+}
+
+CajaWindow .notebook tab.top {
+    padding: 6px 3px 6px 0px;
+}
+
 .caja-cluebar-label {
 	font: normal;
 	text-shadow: 0 1px shade (@cluebar_color, 1.06);
@@ -572,6 +588,10 @@ PlumaWindow .notebook tab .button.flat:hover {
     border-image: none;
 }
 
+PlumaWindow .notebook tab.top {
+    padding: 6px 0px 6px 6px;
+}
+
 /***********************
  * Mate-Control-Center *
  ***********************/
diff --git a/desktop-themes/Menta/gtk-3.0/gtk-widgets.css b/desktop-themes/Menta/gtk-3.0/gtk-widgets.css
index 9d8f7a5d..fe7b2e2e 100644
--- a/desktop-themes/Menta/gtk-3.0/gtk-widgets.css
+++ b/desktop-themes/Menta/gtk-3.0/gtk-widgets.css
@@ -1475,226 +1475,283 @@ GtkLinkButton.button:active:hover {
  * tabs          *
  *****************/
 .notebook {
-	padding: 0;
-	border-color: @borders;
-	border-top: 0px;
-
-	background-color: shade (@theme_bg_color, 1.1);
-	-GtkNotebook-initial-gap: 0;
-	-GtkNotebook-arrow-spacing: 5;
-	-GtkNotebook-tab-curvature: 0;
-	-GtkNotebook-tab-overlap: 0;
-	-GtkNotebook-has-tab-gap: false;
-	-GtkWidget-focus-padding: 0;
-	-GtkWidget-focus-line-width: 0;
+    padding: 0;
+    background-clip: border-box;
+    border-style: solid;
+    border-color: @borders;
+    border-width: 0px;
+    background-color: shade (@theme_bg_color, 1.1);
+    -GtkNotebook-initial-gap: 0;
+    -GtkNotebook-arrow-spacing: 5;
+    -GtkNotebook-tab-curvature: 0;
+    -GtkNotebook-tab-overlap: 0;
+    -GtkNotebook-has-tab-gap: false;
+    -GtkWidget-focus-padding: 0;
+    -GtkWidget-focus-line-width: 0;
 }
 
-.notebook.frame {
-	border-width: 1px;
+.notebook :hover {
+    -gtk-image-effect: highlight;
+    color: @theme_fg_color;
 }
 
-.notebook.header {
-	background-image: linear-gradient(to bottom,
-		shade(@theme_bg_color, 0.96),
-		shade(@theme_bg_color, 1.0));
-	border-width: 0px;
-	box-shadow: inset 0 1px 0 0 alpha(@borders, 0.4), inset 0 -1px 0 0 alpha(@borders, 1.0);
+.notebook.frame.top {
+    border-width: 0px 1px 1px 1px;
+}
+
+.notebook.frame.bottom {
+    border-width: 1px 1px 0px 1px;
 }
 
-.notebook.header.frame.top {
-	border-top: 1px solid @borders;
-	border-left: 1px solid @borders;
-	border-right: 1px solid @borders;
+.notebook.frame.left {
+    border-width: 1px 1px 1px 0px;
 }
 
-.notebook.header.frame.bottom {
-	border-bottom: 1px solid @borders;
-	border-left: 1px solid @borders;
-	border-right: 1px solid @borders;
+.notebook.frame.right {
+    border-width: 1px 0px 1px 1px;
 }
 
-.notebook.header.frame.left {
-	border-top: 1px solid @borders;
-	border-bottom: 1px solid @borders;
-	border-left: 1px solid @borders;
+.notebook.header {
+    background-image: linear-gradient(to bottom,
+                                      shade(@theme_bg_color, 0.96),
+                                      shade(@theme_bg_color, 1.0));
+    border-width: 0px;
+    box-shadow: inset 0 1px 0 0 alpha(@borders, 0.4), inset 0 -1px 0 0 alpha(@borders, 1.0);
 }
 
-.notebook.header.frame.right {
-	border-top: 1px solid @borders;
-	border-bottom: 1px solid @borders;
-	border-right: 1px solid @borders;
+.notebook.header.top {
+    border-width: 1px;
+    border-radius: 4px 4px 0px 0px;
 }
 
-.notebook GtkViewport {
-	background-color: @theme_base_color;
-	border-width: 0px;
+.notebook.header.bottom {
+    border-width: 1px;
+    border-radius: 0px 0px 4px 4px;
 }
 
-.notebook :hover {
-	-gtk-image-effect: highlight;
-	background-color: shade(@theme_bg_color, 1.07);
-	color: @theme_fg_color;
+.notebook.header.left {
+    border-width: 1px;
+    border-radius: 4px 0px 0px 4px;
+}
+
+.notebook.header.right {
+    border-width: 1px;
+    border-radius: 0px 4px 4px 0px;
+}
+
+.notebook GtkViewport {
+    background-color: @theme_base_color;
+    border-width: 0px;
 }
 
 .notebook tab {
-	border-color: transparent;
-	border-width: 0px;
-	background-image: none;
-	background-color: transparent;
+    border-color: transparent;
+    border-width: 0px;
+    background-image: none;
+    background-color: transparent;
 }
 
 .notebook tab GtkLabel {
-	color: mix (@theme_fg_color, @theme_bg_color, 0.40);
-	font-weight: normal;
+    color: mix (@theme_fg_color, @theme_bg_color, 0.40);
+    font-weight: normal;
 }
 
 .notebook .prelight-page,
 .notebook .prelight-page GtkLabel {
-	color: mix (@theme_fg_color, @theme_bg_color, 0.15);
+    color: mix (@theme_fg_color, @theme_bg_color, 0.15);
 }
 
 .notebook .active-page,
 .notebook tab .active-page GtkLabel {
-	color: @theme_fg_color;
+    color: @theme_fg_color;
 }
 
 /* horizontal tabs */
 
 .notebook tab.top,
+/* wtf, why this doesn't work? */
 .notebook tab.bottom {
-	padding: 8px 20px 6px;
+    padding: 6px 21px 4px;
+}
+
+/* workaround for wtf */
+.notebook tab.bottom:active {
+    padding: 3px 21px 7px 21px;
 }
 
 .notebook tab.top:active,
 .notebook tab.top:active:hover {
-	background-image: linear-gradient(to bottom,
-		shade(@theme_bg_color, 1.18),
-		shade(@theme_bg_color, 1.1));
-	border-radius: 4px 4px 0 0;
-	border-width: 1px 1px 0 1px;
-	border-style: solid;
-	border-color: @borders;
-	box-shadow: none;
+    background-image: linear-gradient(to bottom,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 4px 4px 0px 0px;
+    border-width: 1px 1px 0px 1px;
+    border-style: solid;
+    border-color: @borders;
+    box-shadow: none;
 }
 
 .notebook tab.top:hover {
-	background-image: linear-gradient(to bottom,
-		alpha(@theme_base_color, 0.0),
-		alpha(@theme_base_color, 0.3));
-	border-radius: 0;
-	box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
-	border-style: none;
-}
-
-.notebook tab.top:active {
-	border-bottom-color: @notebook_active_tab_border;
+    background-image: linear-gradient(to bottom,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-radius: 0px;
+    border-width: 0px 1px 0px 1px;
+    border-style: solid;
+    border-color: @borders;
 }
 
 .notebook tab.bottom:active,
 .notebook tab.bottom:active:hover {
-	background-image: linear-gradient(to top,
-		shade(@theme_bg_color, 1.18),
-		shade(@theme_bg_color, 1.1));
-	border-radius: 0;
-	border-style: solid;
-	border-width: 0px 1px 1px 1px;
-	box-shadow: none;
+    background-image: linear-gradient(to top,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 0 0 4px 4px;
+    border-style: solid;
+    border-width: 0px 1px 1px 1px;
+    border-color: @borders;
+    box-shadow: none;
 }
 
 .notebook tab.bottom:hover {
-	background-image: linear-gradient(to top,
-		alpha(@theme_base_color, 0.0),
-		alpha(@theme_base_color, 0.3));
-	border-radius: 0;
-	box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
-	border-style: none;
-}
-
-.notebook tab.bottom:active {
-	border-top-color: @notebook_active_tab_border;
+    background-image: linear-gradient(to top,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-radius: 0px;
+    border-width: 0px 1px 0px 1px;
+    border-style: solid;
+    border-color: @borders;
 }
 
 /* vertical tabs */
 
 .notebook tab.left,
 .notebook tab.right {
-	padding: 5px 20px;
+    padding: 5px 20px;
 }
 
-.notebook tab.left:hover,
-.notebook tab.left:active {
-	border-right-width: 2px;
+.notebook tab.left:active,
+.notebook tab.left:active:hover {
+    background-image: linear-gradient(to right,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 4px 0px 0px 4px;
+    border-width: 1px 0px 1px 1px;
+    border-color: @borders;
 }
 
-.notebook tab.left:active {
-	border-right-color: @notebook_active_tab_border;
+.notebook tab.left:hover {
+    background-image: linear-gradient(to right,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-width: 1px 0px 1px 0px;
+    border-style: solid;
+    border-color: @borders;
 }
 
-.notebook tab.right:hover,
-.notebook tab.right:active {
-	border-left-width: 2px;
+.notebook tab.right:active,
+.notebook tab.right:active:hover {
+    background-image: linear-gradient(to left,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius:  0px 4px 4px 0px;
+    border-width: 1px 1px 1px 0px;
+    border-color: @borders;
 }
 
-.notebook tab.right:active {
-	border-left-color: @notebook_active_tab_border;
+.notebook tab.right:hover {
+    background-image: linear-gradient(to left,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-width: 1px 0px 1px 0px;
+    border-style: solid;
+    border-color: @borders;
 }
 
 .notebook tab.reorderable-page:hover {
-	background-image: linear-gradient(to bottom,
-		alpha(@theme_base_color, 0.0),
-		alpha(@theme_base_color, 0.3));
-	border-radius: 0;
-	box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
-	border-style: none;
+    background-image: linear-gradient(to bottom,
+                                      alpha(@theme_base_color, 0.0),
+                                      alpha(@theme_base_color, 0.3));
+    border-radius: 0;
+    box-shadow: inset 1px 0 alpha(@borders, 0.6), inset -1px 0 alpha(@borders, 0.6);
+    border-style: none;
 }
 
 .notebook tab.reorderable-page:active {
-	background-image: linear-gradient(to bottom,
-		shade(@theme_bg_color, 1.18),
-		shade(@theme_bg_color, 1.1));
-	border-radius: 4px 4px 0 0;
-	box-shadow: none;
-	border-style: solid;
+    background-image: linear-gradient(to bottom,
+                                      shade(@theme_bg_color, 1.18),
+                                      shade(@theme_bg_color, 1.1));
+    border-radius: 4px 4px 0 0;
+    box-shadow: none;
+    border-style: solid;
 }
 
 /* close button styling */
 .notebook tab .button {
-	color: mix (@theme_fg_color, @theme_bg_color, 0.85);
-	border-image: none;
-	background-image: none;
-	background-color: transparent;
-	border-radius: 3px;
-	border-style: solid;
-	border-color: transparent;
-	border-width: 1px;
-	padding: 1px;
-	icon-shadow: none;
+    color: mix (@theme_fg_color, @theme_bg_color, 0.85);
+    border-image: none;
+    background-image: none;
+    background-color: transparent;
+    border-radius: 3px;
+    border-style: solid;
+    border-color: transparent;
+    border-width: 1px;
+    padding: 1px;
+    icon-shadow: none;
 }
 
 .notebook .prelight-page .button,
 .notebook tab.prelight-page .button,
 .notebook .active-page .button,
 .notebook tab.active-page .button {
-	color: mix(@theme_fg_color, @theme_base_color, 0.6);
-	icon-shadow: 0 1px @button_text_shadow;
+    color: mix(@theme_fg_color, @theme_base_color, 0.6);
+    icon-shadow: 0 1px @button_text_shadow;
 }
 
 .notebook tab .button:hover {
-	color: @theme_fg_color;
-	border-color: alpha(black, 0.1);
+    color: @theme_fg_color;
+    border-color: transparent;
+    border-image: none;
+    background-image: none;
+    background-color: transparent;
 }
 
 .notebook tab .button:active,
 .notebook tab .button:active:hover {
-	color:  @button_active_text;
-	background-color: alpha(black, 0.08);
-	box-shadow: inset 0 1px alpha(black, 0.05);
-	icon-shadow: 0 1px @button_active_text_shadow;
+    color:  @button_active_text;
+    background-color: alpha(black, 0.08);
+    box-shadow: inset 0 1px alpha(black, 0.05);
+    icon-shadow: 0 1px @button_active_text_shadow;
+    border-color: alpha(black, 0.27)
+                        alpha(black, 0.13)
+                        alpha(black, 0.13)
+                        alpha(black, 0.13);
+}
+
+.notebook.arrow {
+    /* FIXME, why this doesn't work? */
+    -GtkNotebook-arrow-scaling: 0.5;
+    color: shade(@theme_fg_color, 2.6);
+}
+
+.notebook.arrow:hover {
+    color: @theme_selected_bg_color;
+}
+
+.notebook.arrow:active {
+    color: @theme_fg_color;
+}
+
+.notebook.arrow:insensitive {
+    color: rgba(141, 144, 145, 0.3);
+}
+
+.notebook.arrow:backdrop {
+    color: rgba(84, 89, 90, 0.4);
+}
 
-	border-color: alpha(black, 0.27)
-		alpha(black, 0.13) 
-		alpha(black, 0.13)
-		alpha(black, 0.13);
+.notebook.arrow:backdrop:insensitive {
+    color: #c7c7c7;
 }
 
 /**************
diff --git a/desktop-themes/Menta/gtk-3.0/mate-applications.css b/desktop-themes/Menta/gtk-3.0/mate-applications.css
index 1ffece61..c0470591 100644
--- a/desktop-themes/Menta/gtk-3.0/mate-applications.css
+++ b/desktop-themes/Menta/gtk-3.0/mate-applications.css
@@ -255,6 +255,22 @@ CajaNotebook .frame {
 	border-width: 1px 0 0 0;
 }
 
+/* close button styling */
+/* surpress styling of close button */
+CajaWindow .notebook tab .button.flat,
+CajaWindow .notebook tab .button.flat:hover {
+    border-color: transparent;
+    background-color: transparent;
+    background-image: none;
+    text-shadow: none;
+    icon-shadow: none;
+    border-image: none;
+}
+
+CajaWindow .notebook tab.top {
+    padding: 6px 3px 6px 0px;
+}
+
 .caja-cluebar-label {
 	font: normal;
 	text-shadow: 0 1px shade (@cluebar_color, 1.06);
@@ -574,6 +590,10 @@ PlumaWindow .notebook tab .button.flat:hover {
     border-image: none;
 }
 
+PlumaWindow .notebook tab.top {
+    padding: 6px 0px 6px 6px;
+}
+
 /***********************
  * Mate-Control-Center *
  ***********************/