layout and style changes for comboboxes

make comboboxes arrows dissappear when not active

correct the color of the combo

make the items bigger for easier selection

styles/base.css

@@ -155,6 +155,15 @@ combobox box button {
 
 combobox arrow {
     min-width: 1em;
+    background-color: @bg;
+}
+
+combobox arrow:disabled {
+-gtk-icon-source: None;
+}
+
+combobox cellview {
+    padding: 0.5em;
 }
 
 entry {

styles/colorized/style.css

@@ -97,7 +97,13 @@ button.invalid {
     border-radius: .75em;
 }
 
-combobox box button {
+menu,
+menuitem,
+combobox button,
+combobox arrow,
+combobox menuitem,
+popover,
+popover button {
     background-color: @solarized-base02;
     border-color: @solarized-base03;
 }
@@ -121,16 +127,6 @@ label {
     color: @solarized-base3;
 }
 
-menu {
-    background-color: @solarized-base03;
-    border-color:  @solarized-base1;
-}
-
-menuitem {
-    background-color: @solarized-base03;
-    border-color: @solarized-base1
-}
-
 trough {
     background-color: @solarized-base02;
     color: @solarized-base3;

styles/material-dark/style.css

@@ -83,7 +83,11 @@ button.invalid {
     border-bottom-color: @error;
 }
 
-combobox box button {
+menu,
+menuitem,
+combobox button,
+combobox arrow,
+combobox menuitem {
     background-color: @active-dark;
     border-color: @bg;
 }
@@ -107,16 +111,6 @@ label {
     color: @text;
 }
 
-menu {
-    background-color: @bg;
-    border-color: @lines;
-}
-
-menuitem {
-    background-color: @bg;
-    border-color: @lines;
-}
-
 trough {
     background-color: @active-dark;
     color: @text;

styles/material-darker/style.css

@@ -80,8 +80,12 @@ button.invalid {
     border-width: .1em;
 }
 
-combobox box button {
-    background-color: #121212;
+menu,
+menuitem,
+combobox button,
+combobox arrow,
+combobox menuitem {
+    background-color: #252525;
     border-color: #121212;
 }
 
@@ -99,16 +103,6 @@ label {
     color: #e2e2e2;
 }
 
-menu {
-    background-color: #121212;
-    border-color: #a2a2a2;
-}
-
-menuitem {
-    background-color: #121212;
-    border-color: #282828;
-}
-
 trough {
     background-color: #121212;
     color: #e2e2e2;

styles/z-bolt/style.css

@@ -19,6 +19,7 @@
 
 list row,
 treeview.view,
+combobox arrow,
 window {
     background-color: @bg;
 }