some cleanup

common/gtk-3.0/3.18/gtk-contained-dark.css

@@ -2,7 +2,6 @@
   background-clip: padding-box;
   -GtkToolButton-icon-spacing: 4;
   -GtkTextView-error-underline-color: #FC4138;
-  -GtkPaned-handle-size: 1;
   -GtkCheckButton-indicator-size: 16;
   -GtkCheckMenuItem-indicator-size: 16;
   -GtkScrolledWindow-scrollbar-spacing: 0;
@@ -171,10 +170,6 @@ GtkTextView {
     border-color: rgba(43, 46, 57, 0.55);
     background-color: rgba(64, 69, 82, 0.55);
     background-image: linear-gradient(to bottom, rgba(64, 69, 82, 0.55)); }
-  .entry:selected,
-  .entry:selected:focus {
-    background-color: #5294E2;
-    color: #ffffff; }
   .entry.progressbar {
     margin: 2px 12px;
     border-radius: 0;
@@ -712,7 +707,7 @@ GtkSearchEntry.entry {
   .linked.vertical > GtkComboBox:only-child > .the-button-in-the-combobox:checked {
     box-shadow: none; }
 
-.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .list-row.activatable, .app-notification .button.flat,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .app-notification .button.flat,
 .app-notification .sidebar-button.button,
 .app-notification.frame .button.flat, .app-notification.frame .sidebar-button.button, .app-notification .button.flat:insensitive,
 .app-notification .sidebar-button.button:insensitive,
@@ -2115,7 +2110,7 @@ GtkScrolledWindow GtkViewport.frame {
 /*********
  * Lists *
  *********/
-.list, .list-row {
+.list {
   background-color: #404552;
   border-color: #2b2e39; }
 
@@ -2123,24 +2118,23 @@ GtkScrolledWindow GtkViewport.frame {
 .grid-child {
   padding: 2px; }
 
-.list-row.activatable {
-  background-color: transparent;
-  border-style: none;
-  border-radius: 0;
-  box-shadow: none; }
-  .list-row.activatable:hover {
-    background-color: rgba(255, 255, 255, 0.03); }
-  .list-row.activatable:active {
-    color: #D3DAE3; }
-  .list-row.activatable:selected:active {
-    color: #ffffff; }
-  .list-row.activatable:selected:hover {
-    background-color: #4a85cb; }
-  .list-row.activatable:selected:insensitive {
-    color: rgba(255, 255, 255, 0.7);
-    background-color: rgba(82, 148, 226, 0.7); }
-    .list-row.activatable:selected:insensitive .label {
-      color: inherit; }
+.list-row.activatable:hover {
+  background-color: rgba(255, 255, 255, 0.03); }
+
+.list-row.activatable:active {
+  color: #D3DAE3; }
+
+.list-row.activatable:selected:active {
+  color: #ffffff; }
+
+.list-row.activatable:selected:hover {
+  background-color: #4a85cb; }
+
+.list-row.activatable:selected:insensitive {
+  color: rgba(255, 255, 255, 0.7);
+  background-color: rgba(82, 148, 226, 0.7); }
+  .list-row.activatable:selected:insensitive .label {
+    color: inherit; }
 
 .list-row, list-row.activatable {
   transition: all 150ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
@@ -2610,7 +2604,8 @@ GtkVolumeButton.button {
 .view:selected:focus,
 .view:selected:hover, .label:selected,
 .label:selected:focus,
-.label:selected:hover, .grid-child:selected, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
+.label:selected:hover, .grid-child:selected, .entry:selected,
+.entry:selected:focus, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
 GtkEntry.gb-command-bar-entry.entry.flat:selected:focus,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected:hover,

common/gtk-3.0/3.18/gtk-contained-darker.css

@@ -2,7 +2,6 @@
   background-clip: padding-box;
   -GtkToolButton-icon-spacing: 4;
   -GtkTextView-error-underline-color: #FC4138;
-  -GtkPaned-handle-size: 1;
   -GtkCheckButton-indicator-size: 16;
   -GtkCheckMenuItem-indicator-size: 16;
   -GtkScrolledWindow-scrollbar-spacing: 0;
@@ -171,10 +170,6 @@ GtkTextView {
     border-color: rgba(207, 214, 230, 0.55);
     background-color: rgba(255, 255, 255, 0.55);
     background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.55)); }
-  .entry:selected,
-  .entry:selected:focus {
-    background-color: #5294E2;
-    color: #ffffff; }
   .entry.progressbar {
     margin: 2px 12px;
     border-radius: 0;
@@ -712,7 +707,7 @@ GtkSearchEntry.entry {
   .linked.vertical > GtkComboBox:only-child > .the-button-in-the-combobox:checked {
     box-shadow: none; }
 
-.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .list-row.activatable, .app-notification .button.flat,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .app-notification .button.flat,
 .app-notification .sidebar-button.button,
 .app-notification.frame .button.flat, .app-notification.frame .sidebar-button.button, .app-notification .button.flat:insensitive,
 .app-notification .sidebar-button.button:insensitive,
@@ -2115,7 +2110,7 @@ GtkScrolledWindow GtkViewport.frame {
 /*********
  * Lists *
  *********/
-.list, .list-row {
+.list {
   background-color: #ffffff;
   border-color: #dbdfe3; }
 
@@ -2123,24 +2118,23 @@ GtkScrolledWindow GtkViewport.frame {
 .grid-child {
   padding: 2px; }
 
-.list-row.activatable {
-  background-color: transparent;
-  border-style: none;
-  border-radius: 0;
-  box-shadow: none; }
-  .list-row.activatable:hover {
-    background-color: rgba(0, 0, 0, 0.05); }
-  .list-row.activatable:active {
-    color: #5c616c; }
-  .list-row.activatable:selected:active {
-    color: #ffffff; }
-  .list-row.activatable:selected:hover {
-    background-color: #4a85cb; }
-  .list-row.activatable:selected:insensitive {
-    color: rgba(255, 255, 255, 0.7);
-    background-color: rgba(82, 148, 226, 0.7); }
-    .list-row.activatable:selected:insensitive .label {
-      color: inherit; }
+.list-row.activatable:hover {
+  background-color: rgba(0, 0, 0, 0.05); }
+
+.list-row.activatable:active {
+  color: #5c616c; }
+
+.list-row.activatable:selected:active {
+  color: #ffffff; }
+
+.list-row.activatable:selected:hover {
+  background-color: #4a85cb; }
+
+.list-row.activatable:selected:insensitive {
+  color: rgba(255, 255, 255, 0.7);
+  background-color: rgba(82, 148, 226, 0.7); }
+  .list-row.activatable:selected:insensitive .label {
+    color: inherit; }
 
 .list-row, list-row.activatable {
   transition: all 150ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
@@ -2610,7 +2604,8 @@ GtkVolumeButton.button {
 .view:selected:focus,
 .view:selected:hover, .label:selected,
 .label:selected:focus,
-.label:selected:hover, .grid-child:selected, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
+.label:selected:hover, .grid-child:selected, .entry:selected,
+.entry:selected:focus, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
 GtkEntry.gb-command-bar-entry.entry.flat:selected:focus,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected:hover,

common/gtk-3.0/3.18/gtk-contained-solid-dark.css

@@ -2,7 +2,6 @@
   background-clip: padding-box;
   -GtkToolButton-icon-spacing: 4;
   -GtkTextView-error-underline-color: #FC4138;
-  -GtkPaned-handle-size: 1;
   -GtkCheckButton-indicator-size: 16;
   -GtkCheckMenuItem-indicator-size: 16;
   -GtkScrolledWindow-scrollbar-spacing: 0;
@@ -171,10 +170,6 @@ GtkTextView {
     border-color: rgba(43, 46, 57, 0.55);
     background-color: rgba(64, 69, 82, 0.55);
     background-image: linear-gradient(to bottom, rgba(64, 69, 82, 0.55)); }
-  .entry:selected,
-  .entry:selected:focus {
-    background-color: #5294E2;
-    color: #ffffff; }
   .entry.progressbar {
     margin: 2px 12px;
     border-radius: 0;
@@ -712,7 +707,7 @@ GtkSearchEntry.entry {
   .linked.vertical > GtkComboBox:only-child > .the-button-in-the-combobox:checked {
     box-shadow: none; }
 
-.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .list-row.activatable, .app-notification .button.flat,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .app-notification .button.flat,
 .app-notification .sidebar-button.button,
 .app-notification.frame .button.flat, .app-notification.frame .sidebar-button.button, .app-notification .button.flat:insensitive,
 .app-notification .sidebar-button.button:insensitive,
@@ -2115,7 +2110,7 @@ GtkScrolledWindow GtkViewport.frame {
 /*********
  * Lists *
  *********/
-.list, .list-row {
+.list {
   background-color: #404552;
   border-color: #2b2e39; }
 
@@ -2123,24 +2118,23 @@ GtkScrolledWindow GtkViewport.frame {
 .grid-child {
   padding: 2px; }
 
-.list-row.activatable {
-  background-color: transparent;
-  border-style: none;
-  border-radius: 0;
-  box-shadow: none; }
-  .list-row.activatable:hover {
-    background-color: rgba(255, 255, 255, 0.03); }
-  .list-row.activatable:active {
-    color: #D3DAE3; }
-  .list-row.activatable:selected:active {
-    color: #ffffff; }
-  .list-row.activatable:selected:hover {
-    background-color: #4a85cb; }
-  .list-row.activatable:selected:insensitive {
-    color: rgba(255, 255, 255, 0.7);
-    background-color: rgba(82, 148, 226, 0.7); }
-    .list-row.activatable:selected:insensitive .label {
-      color: inherit; }
+.list-row.activatable:hover {
+  background-color: rgba(255, 255, 255, 0.03); }
+
+.list-row.activatable:active {
+  color: #D3DAE3; }
+
+.list-row.activatable:selected:active {
+  color: #ffffff; }
+
+.list-row.activatable:selected:hover {
+  background-color: #4a85cb; }
+
+.list-row.activatable:selected:insensitive {
+  color: rgba(255, 255, 255, 0.7);
+  background-color: rgba(82, 148, 226, 0.7); }
+  .list-row.activatable:selected:insensitive .label {
+    color: inherit; }
 
 .list-row, list-row.activatable {
   transition: all 150ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
@@ -2610,7 +2604,8 @@ GtkVolumeButton.button {
 .view:selected:focus,
 .view:selected:hover, .label:selected,
 .label:selected:focus,
-.label:selected:hover, .grid-child:selected, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
+.label:selected:hover, .grid-child:selected, .entry:selected,
+.entry:selected:focus, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
 GtkEntry.gb-command-bar-entry.entry.flat:selected:focus,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected:hover,

common/gtk-3.0/3.18/gtk-contained-solid-darker.css

@@ -2,7 +2,6 @@
   background-clip: padding-box;
   -GtkToolButton-icon-spacing: 4;
   -GtkTextView-error-underline-color: #FC4138;
-  -GtkPaned-handle-size: 1;
   -GtkCheckButton-indicator-size: 16;
   -GtkCheckMenuItem-indicator-size: 16;
   -GtkScrolledWindow-scrollbar-spacing: 0;
@@ -171,10 +170,6 @@ GtkTextView {
     border-color: rgba(207, 214, 230, 0.55);
     background-color: rgba(255, 255, 255, 0.55);
     background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.55)); }
-  .entry:selected,
-  .entry:selected:focus {
-    background-color: #5294E2;
-    color: #ffffff; }
   .entry.progressbar {
     margin: 2px 12px;
     border-radius: 0;
@@ -712,7 +707,7 @@ GtkSearchEntry.entry {
   .linked.vertical > GtkComboBox:only-child > .the-button-in-the-combobox:checked {
     box-shadow: none; }
 
-.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .list-row.activatable, .app-notification .button.flat,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .app-notification .button.flat,
 .app-notification .sidebar-button.button,
 .app-notification.frame .button.flat, .app-notification.frame .sidebar-button.button, .app-notification .button.flat:insensitive,
 .app-notification .sidebar-button.button:insensitive,
@@ -2115,7 +2110,7 @@ GtkScrolledWindow GtkViewport.frame {
 /*********
  * Lists *
  *********/
-.list, .list-row {
+.list {
   background-color: #ffffff;
   border-color: #dbdfe3; }
 
@@ -2123,24 +2118,23 @@ GtkScrolledWindow GtkViewport.frame {
 .grid-child {
   padding: 2px; }
 
-.list-row.activatable {
-  background-color: transparent;
-  border-style: none;
-  border-radius: 0;
-  box-shadow: none; }
-  .list-row.activatable:hover {
-    background-color: rgba(0, 0, 0, 0.05); }
-  .list-row.activatable:active {
-    color: #5c616c; }
-  .list-row.activatable:selected:active {
-    color: #ffffff; }
-  .list-row.activatable:selected:hover {
-    background-color: #4a85cb; }
-  .list-row.activatable:selected:insensitive {
-    color: rgba(255, 255, 255, 0.7);
-    background-color: rgba(82, 148, 226, 0.7); }
-    .list-row.activatable:selected:insensitive .label {
-      color: inherit; }
+.list-row.activatable:hover {
+  background-color: rgba(0, 0, 0, 0.05); }
+
+.list-row.activatable:active {
+  color: #5c616c; }
+
+.list-row.activatable:selected:active {
+  color: #ffffff; }
+
+.list-row.activatable:selected:hover {
+  background-color: #4a85cb; }
+
+.list-row.activatable:selected:insensitive {
+  color: rgba(255, 255, 255, 0.7);
+  background-color: rgba(82, 148, 226, 0.7); }
+  .list-row.activatable:selected:insensitive .label {
+    color: inherit; }
 
 .list-row, list-row.activatable {
   transition: all 150ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
@@ -2610,7 +2604,8 @@ GtkVolumeButton.button {
 .view:selected:focus,
 .view:selected:hover, .label:selected,
 .label:selected:focus,
-.label:selected:hover, .grid-child:selected, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
+.label:selected:hover, .grid-child:selected, .entry:selected,
+.entry:selected:focus, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
 GtkEntry.gb-command-bar-entry.entry.flat:selected:focus,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected:hover,

common/gtk-3.0/3.18/gtk-contained-solid.css

@@ -2,7 +2,6 @@
   background-clip: padding-box;
   -GtkToolButton-icon-spacing: 4;
   -GtkTextView-error-underline-color: #FC4138;
-  -GtkPaned-handle-size: 1;
   -GtkCheckButton-indicator-size: 16;
   -GtkCheckMenuItem-indicator-size: 16;
   -GtkScrolledWindow-scrollbar-spacing: 0;
@@ -171,10 +170,6 @@ GtkTextView {
     border-color: rgba(207, 214, 230, 0.55);
     background-color: rgba(255, 255, 255, 0.55);
     background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.55)); }
-  .entry:selected,
-  .entry:selected:focus {
-    background-color: #5294E2;
-    color: #ffffff; }
   .entry.progressbar {
     margin: 2px 12px;
     border-radius: 0;
@@ -712,7 +707,7 @@ GtkSearchEntry.entry {
   .linked.vertical > GtkComboBox:only-child > .the-button-in-the-combobox:checked {
     box-shadow: none; }
 
-.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .list-row.activatable, .app-notification .button.flat,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .app-notification .button.flat,
 .app-notification .sidebar-button.button,
 .app-notification.frame .button.flat, .app-notification.frame .sidebar-button.button, .app-notification .button.flat:insensitive,
 .app-notification .sidebar-button.button:insensitive,
@@ -2115,7 +2110,7 @@ GtkScrolledWindow GtkViewport.frame {
 /*********
  * Lists *
  *********/
-.list, .list-row {
+.list {
   background-color: #ffffff;
   border-color: #dbdfe3; }
 
@@ -2123,24 +2118,23 @@ GtkScrolledWindow GtkViewport.frame {
 .grid-child {
   padding: 2px; }
 
-.list-row.activatable {
-  background-color: transparent;
-  border-style: none;
-  border-radius: 0;
-  box-shadow: none; }
-  .list-row.activatable:hover {
-    background-color: rgba(0, 0, 0, 0.05); }
-  .list-row.activatable:active {
-    color: #5c616c; }
-  .list-row.activatable:selected:active {
-    color: #ffffff; }
-  .list-row.activatable:selected:hover {
-    background-color: #4a85cb; }
-  .list-row.activatable:selected:insensitive {
-    color: rgba(255, 255, 255, 0.7);
-    background-color: rgba(82, 148, 226, 0.7); }
-    .list-row.activatable:selected:insensitive .label {
-      color: inherit; }
+.list-row.activatable:hover {
+  background-color: rgba(0, 0, 0, 0.05); }
+
+.list-row.activatable:active {
+  color: #5c616c; }
+
+.list-row.activatable:selected:active {
+  color: #ffffff; }
+
+.list-row.activatable:selected:hover {
+  background-color: #4a85cb; }
+
+.list-row.activatable:selected:insensitive {
+  color: rgba(255, 255, 255, 0.7);
+  background-color: rgba(82, 148, 226, 0.7); }
+  .list-row.activatable:selected:insensitive .label {
+    color: inherit; }
 
 .list-row, list-row.activatable {
   transition: all 150ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
@@ -2610,7 +2604,8 @@ GtkVolumeButton.button {
 .view:selected:focus,
 .view:selected:hover, .label:selected,
 .label:selected:focus,
-.label:selected:hover, .grid-child:selected, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
+.label:selected:hover, .grid-child:selected, .entry:selected,
+.entry:selected:focus, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
 GtkEntry.gb-command-bar-entry.entry.flat:selected:focus,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected:hover,

common/gtk-3.0/3.18/gtk-contained.css

@@ -2,7 +2,6 @@
   background-clip: padding-box;
   -GtkToolButton-icon-spacing: 4;
   -GtkTextView-error-underline-color: #FC4138;
-  -GtkPaned-handle-size: 1;
   -GtkCheckButton-indicator-size: 16;
   -GtkCheckMenuItem-indicator-size: 16;
   -GtkScrolledWindow-scrollbar-spacing: 0;
@@ -171,10 +170,6 @@ GtkTextView {
     border-color: rgba(207, 214, 230, 0.55);
     background-color: rgba(255, 255, 255, 0.55);
     background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.55)); }
-  .entry:selected,
-  .entry:selected:focus {
-    background-color: #5294E2;
-    color: #ffffff; }
   .entry.progressbar {
     margin: 2px 12px;
     border-radius: 0;
@@ -712,7 +707,7 @@ GtkSearchEntry.entry {
   .linked.vertical > GtkComboBox:only-child > .the-button-in-the-combobox:checked {
     box-shadow: none; }
 
-.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .list-row.activatable, .app-notification .button.flat,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .button:link, .button:visited, .button:link:hover, .button:link:active, .button:link:checked, .button:visited:hover, .button:visited:active, .button:visited:checked, .menu.button, .popup.button, .notebook tab .button, .app-notification .button.flat,
 .app-notification .sidebar-button.button,
 .app-notification.frame .button.flat, .app-notification.frame .sidebar-button.button, .app-notification .button.flat:insensitive,
 .app-notification .sidebar-button.button:insensitive,
@@ -2115,7 +2110,7 @@ GtkScrolledWindow GtkViewport.frame {
 /*********
  * Lists *
  *********/
-.list, .list-row {
+.list {
   background-color: #ffffff;
   border-color: #dbdfe3; }
 
@@ -2123,24 +2118,23 @@ GtkScrolledWindow GtkViewport.frame {
 .grid-child {
   padding: 2px; }
 
-.list-row.activatable {
-  background-color: transparent;
-  border-style: none;
-  border-radius: 0;
-  box-shadow: none; }
-  .list-row.activatable:hover {
-    background-color: rgba(0, 0, 0, 0.05); }
-  .list-row.activatable:active {
-    color: #5c616c; }
-  .list-row.activatable:selected:active {
-    color: #ffffff; }
-  .list-row.activatable:selected:hover {
-    background-color: #4a85cb; }
-  .list-row.activatable:selected:insensitive {
-    color: rgba(255, 255, 255, 0.7);
-    background-color: rgba(82, 148, 226, 0.7); }
-    .list-row.activatable:selected:insensitive .label {
-      color: inherit; }
+.list-row.activatable:hover {
+  background-color: rgba(0, 0, 0, 0.05); }
+
+.list-row.activatable:active {
+  color: #5c616c; }
+
+.list-row.activatable:selected:active {
+  color: #ffffff; }
+
+.list-row.activatable:selected:hover {
+  background-color: #4a85cb; }
+
+.list-row.activatable:selected:insensitive {
+  color: rgba(255, 255, 255, 0.7);
+  background-color: rgba(82, 148, 226, 0.7); }
+  .list-row.activatable:selected:insensitive .label {
+    color: inherit; }
 
 .list-row, list-row.activatable {
   transition: all 150ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
@@ -2610,7 +2604,8 @@ GtkVolumeButton.button {
 .view:selected:focus,
 .view:selected:hover, .label:selected,
 .label:selected:focus,
-.label:selected:hover, .grid-child:selected, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
+.label:selected:hover, .grid-child:selected, .entry:selected,
+.entry:selected:focus, .menuitem.button.flat:active, .menuitem.sidebar-button.button:active, .menuitem.button.flat:selected, .menuitem.sidebar-button.button:selected, .list-row:selected, .sidebar:selected, .sidebar .view:selected, GtkPlacesSidebar.sidebar .list-row.activatable:selected, GtkEntry.gb-command-bar-entry.entry.flat:selected,
 GtkEntry.gb-command-bar-entry.entry.flat:selected:focus,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected,
 GtkFileChooserDialog GtkPlacesSidebar.sidebar .list-row.activatable:selected:hover,

common/gtk-3.0/3.18/sass/_common.scss

@@ -10,7 +10,6 @@ $darker_asset_suffix: if($darker=='true', '-dark', $asset_suffix);
   background-clip: padding-box;
   -GtkToolButton-icon-spacing: 4;
   -GtkTextView-error-underline-color: $error_color;
-  -GtkPaned-handle-size: 1;
 
   -GtkCheckButton-indicator-size: 16;
   -GtkCheckMenuItem-indicator-size: 16;
@@ -241,8 +240,7 @@ GtkTextView { // This will get overridden by .view, needed by gedit line numbers
 
   &:selected,
   &:selected:focus {
-    background-color: $selected_bg_color;
-    color: $selected_fg_color;
+    @extend %selected_items;
   }
 
   &.progressbar {
@@ -2332,7 +2330,7 @@ GtkScrolledWindow {
  * Lists *
  *********/
 
-.list, .list-row {
+.list {
   background-color: $base_color;
   border-color: $borders_color;
 }
@@ -2343,11 +2341,7 @@ GtkScrolledWindow {
 }
 
 .list-row.activatable {
-  @extend %undecorated_button;
-  background-color: transparentize(black, 1); // for the transition
-  border-style: none; // I need no borders here
-  border-radius: 0;   // and no rounded corners
-  box-shadow: none;   // and no box-shadow
+  // let's take care of background colors
   &:hover {
     background-color: if($variant == 'light', transparentize(black, 0.95), transparentize(white, 0.97));
   }