use libsass and update build system

1 files changed, 0 insertions, 2836 deletions

diff --git a/common/gtk-3.0/3.16/_common.scss b/common/gtk-3.0/3.16/_common.scss
deleted file mode 100644
index 5469eb6..0000000
--- a/common/gtk-3.0/3.16/_common.scss
+++ /dev/null
@@ -1,2836 +0,0 @@
-@function gtkalpha($c,$a) {
-  @return unquote("alpha(#{$c},#{$a})");
-}
-
-$ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
-$asset_suffix: if($variant=='dark', '-dark', ''); // use dark assets in dark variant
-$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;
-
-  // The size for scrollbars. The slider is 2px smaller, but we keep it
-  // up so that the whole area is sensitive to button presses for the
-  // slider. The stepper button is larger in both directions, the slider
-  // only in the width
-
-  -GtkScrolledWindow-scrollbar-spacing: 0;
-  -GtkScrolledWindow-scrollbars-within-bevel: 1;
-
-  -GtkToolItemGroup-expander-size: 11;
-  -GtkExpander-expander-size: 16;
-  -GtkTreeView-expander-size: 11;
-
-  -GtkTreeView-horizontal-separator: 4;
-
-  -GtkMenu-horizontal-padding: 0;
-  -GtkMenu-vertical-padding: 0;
-
-  -GtkWidget-link-color: $link_color;
-  -GtkWidget-visited-link-color: $link_visited_color;
-
-  -GtkWidget-focus-padding: 2;    // FIXME: do we still need these?
-  -GtkWidget-focus-line-width: 1; //
-
-  -GtkWidget-text-handle-width: 20;
-  -GtkWidget-text-handle-height: 20;
-
-  -GtkDialog-button-spacing: 4;
-  -GtkDialog-action-area-border: 0;
-
-  -GtkStatusbar-shadow-type: none;
-
-  // We use the outline properties to signal the focus properties
-  // to the adwaita engine: using real CSS properties is faster,
-  // and we don't use any outlines for now.
-
-  outline-color: transparentize($fg_color, 0.7);
-  outline-style: dashed;
-  outline-offset: -3px;
-  outline-width: 1px;
-  outline-radius: 2px;
-}
-
-
-/***************
- * Base States *
- ***************/
-
-.background {
-  color: $fg_color;
-  background-color: transparentize($bg_color, 0.001); // without this headerbar transparency doesn't seem to work
-}
-
-/*
-   These wildcard seems unavoidable, need to investigate.
-   Wildcards are bad and troublesome, use them with care,
-   or better, just don't.
-   Everytime a wildcard is used a kitten dies, painfully.
-*/
-
-*:insensitive {
-  -gtk-image-effect: dim;
-}
-
-.gtkstyle-fallback {
-  background-color: $bg_color;
-  color: $fg_color;
-  &:prelight {
-    background-color: lighten($bg_color, 10%);
-    color: $fg_color;
-  }
-  &:active {
-    background-color: darken($bg_color, 10%);
-    color: $fg_color;
-  }
-  &:insensitive {
-    background-color: $insensitive_bg_color;
-    color: $insensitive_fg_color;
-  }
-  &:selected {
-    background-color: $selected_bg_color;
-    color: $selected_fg_color;
-  }
-}
-
-.view {
-  color: $text_color;
-  background-color: $base_color;
-
-  &:selected,
-  &:selected:focus,
-  &:selected:hover {
-    @extend %selected_items;
-  }
-  &.dim-label { 
-    color: transparentize($text_color, 0.45);
-
-    &:selected, &:selected:focus {
-      color: transparentize($selected_fg_color, 0.35);
-      text-shadow: none;
-    }
-  }
-}
-
-.rubberband {
-  border: 1px solid $selected_bg_color;
-  background-color: transparentize($selected_bg_color,0.8);
-}
-
-.label {
-  &.separator {
-    color: $fg_color;
-    @extend .dim-label;
-  }
-  &:selected,
-  &:selected:focus,
-  &:selected:hover {
-    @extend %selected_items;
-  }
-  &:insensitive {
-    color: $insensitive_fg_color;
-  }
-}
-
-.dim-label {
-  opacity: 0.55;
-}
-
-GtkAssistant {
-  .sidebar {
-    background-color: $base_color;
-    border-top: 1px solid $borders_color;
-    &:dir(ltr) { border-right: 1px solid $borders_color; }
-    &:dir(rtl) { border-left: 1px solid $borders_color; }
-  }
-  &.csd .sidebar { border-top-style: none; }
-  .sidebar .label {
-    padding: 6px 12px;
-  }
-  .sidebar .label.highlight {
-    background-color: $selected_bg_color;
-    color: $selected_fg_color;
-  }
-}
-
-GtkTextView { // This will get overridden by .view, needed by gedit line numbers
-  background-color: mix($bg_color, $base_color, 50%);
-}
-
-.grid-child {
-  padding: 3px;
-  border-radius: 3px;
-  &:selected {
-    @extend %selected_items;
-    outline-offset: -2px;
-  }
-}
-
-%osd, .osd {
-  color: $osd_fg_color;
-  border: none;
-  background-color: $osd_bg_color;
-  background-clip: padding-box;
-  outline-color: transparentize($osd_fg_color, 0.7);
-  box-shadow: none;
-}
-
-/**********************
- * Spinner Animations *
- **********************/
-
-@keyframes spin {
-  to { -gtk-icon-transform: rotate(1turn); }
-}
-
-.spinner {
-  background-image: none;
-  background-color: blue;
-  opacity: 0; // non spinning spinner makes no sense
-  -gtk-icon-source: -gtk-icontheme('process-working-symbolic');
-
-  &:active {
-    opacity: 1;
-    animation: spin 1s linear infinite;
-
-    &:insensitive {
-      opacity: 0.5;
-    }
-  }
-}
-
-/****************
- * Text Entries *
- ****************/
-
-.entry {
-  border: 1px solid;
-  padding: 5px 8px 6px;
-
-  border-radius: 15px;
-  transition: all 200ms $ease-out-quad;
-  @include entry(normal);
-
-  .header-bar & { padding: 6px 11px; }
-
-  //&.image { // icons inside the entry
-  //  &.left { padding-left: 0; }
-  //  &.right { padding-right: 0; }
-  //}
-  &.image { padding-left: 3px; padding-right: 3px; }
-
-  &.flat, &.flat:focus {
-    padding: 2px;
-    @include entry(normal);
-    border: none;
-    border-radius: 0;
-  }
-
-  &:focus {
-    background-clip: border-box;
-    @include entry(focus);
-  }
-
-  &:insensitive { @include entry(insensitive); }
-
-  &:selected,
-  &:selected:focus {
-    background-color: $selected_bg_color;
-    color: $selected_fg_color;
-  }
-
-  &.progressbar {
-    margin: 2px 12px;
-    border-radius: 0;
-    border-width: 0 0 2px;
-    border-color: $selected_bg_color;
-    border-style: solid;
-    background-image: none;
-    background-color: transparent;
-    box-shadow: none;
-  }
-
-  .linked > & { //FIXME: use same buttons linking logic and template
-    &:first-child {
-      border-top-right-radius: 0;
-      border-bottom-right-radius: 0;
-      &:dir(rtl) { border-right-style: none;}
-    }
-    &:last-child {
-      border-top-left-radius: 0;
-      border-bottom-left-radius: 0;
-      border-left-style: none;
-      &:dir(rtl) { border-left-style: solid; }
-    }
-  }
-
-  &.error {
-    color: white;
-    border-color: $error_color;
-    background-image: linear-gradient(to bottom, mix($error_color, $base_color, 80%));
-    &:focus {
-      background-image: linear-gradient(to bottom, $error_color);
-      color: white;
-    }
-    &:selected, &:selected:focus {
-      background-color: white;
-      color: $error_color;
-    }
-  }
-
-  &.warning {
-    color: white;
-    border-color: $warning_color;
-    background-image: linear-gradient(to bottom, mix($warning_color, $base_color, 80%));
-    &:focus {
-      background-image: linear-gradient(to bottom, $warning_color);
-      color: white;
-    }
-    &:selected, &:selected:focus {
-      background-color: white;
-      color: $warning_color;
-    }
-  }
-
-  &.image { // entry icons colors
-    color: mix($fg_color,$base_color,80%);
-    &:hover { color: $fg_color; }
-    &:active { color: $selected_bg_color; }
-  }
-
-  .linked.vertical > & { //FIXME comment stuff and make the whole thing smarter.
-    border-bottom-color: mix($borders_color, $base_color, 30%);
-    box-shadow: none;
-    @extend %linked_vertical;
-
-    &:focus {
-      border-color: $selected_bg_color;
-      box-shadow: 0 -1px 0 0 $selected_bg_color;
-      @extend %linked_vertical;
-    }
-
-    &:insensitive {
-      border-bottom-color: mix($borders_color, $base_color, 30%);
-      @extend %linked_vertical;
-    }
-
-    &:first-child {
-      border-bottom-color: mix($borders_color, $base_color, 30%);
-
-      &:focus {
-        border-bottom-color: $selected_bg_color;
-        box-shadow: none;
-      }
-
-      &:insensitive {
-        border-bottom-color: mix($borders_color, $base_color, 30%);
-        @extend %linked_vertical:first-child;
-      }
-    }
-
-    &:last-child {
-      border-bottom-color: rgba(0,0,0,0.14);
-      &:focus {
-        border-bottom-color: $selected_bg_color;
-        box-shadow: 0 -1px 0 0 $selected_bg_color;
-        @extend %linked_vertical:last-child;
-      }
-
-      &:insensitive {
-        border-bottom-color: rgba(0,0,0,0.14);
-        @extend %linked_vertical:last-child;
-
-      }
-    }
-  }
-
-  .osd & {
-    @include entry(osd);
-    &:focus { @include entry(osd-focus); }
-    &:insensitive { @include entry(osd-insensitive); }
-  }
-}
-
-/***********
- * Buttons *
- ***********/
-
-// stuff for .needs-attention
-$_dot_color: $selected_bg_color;
-
-@keyframes needs_attention {
-  from {
-    background-image: -gtk-gradient(radial,
-                                    center center, 0,
-                                    center center, 0.01,
-                                    to($_dot_color),
-                                    to(transparent));
-  }
-  to {
-    background-image: -gtk-gradient(radial,
-                                    center center, 0,
-                                    center center, 0.5,
-                                    to($selected_bg_color),
-                                    to(transparent));
-  }
-}
-
-
-.button {
-  $_button_transition: all 200ms $ease-out-quad;
-
-  transition: $_button_transition;
-  border: 1px solid;
-  border-radius: 3px;
-  padding: 5px 8px;
-
-  .header-bar & { padding: 6px 11px; }
-
-  @include button(normal);
-
-  &.flat { 
-    @include button(undecorated);
-    background-color: transparentize($bg_color, 1);
-    // to avoid adiacent buttons borders clashing when transitioning, the transition on the normal state is set
-    // to none, while it's added back in the hover state, so the button decoration will fade in on hover, but
-    // it won't fade out when the pointer leave the button allocation area. To make the transition more evident
-    // in this case the duration is increased.
-    transition: none;
-    &:hover {
-      transition: $_button_transition;
-      transition-duration: 350ms;
-      &:active { transition: $_button_transition; }
-    }
-  }
-  &:hover {
-    @include button(hover);
-    -gtk-image-effect: highlight;
-  }
-  &:active, &:checked {
-    background-clip: border-box;
-    @include button(active);
-    transition-duration: 50ms;
-  }
-
-  //Webkitgtk workaround start
-  &:active { color: $fg_color; }
-  &:active:hover, &:checked { color: $selected_fg_color; }
-  //Webkitgtk workaround end
-
-  &.flat:insensitive {
-    @include button(undecorated);
-  }
-  &:insensitive {
-    @include button(insensitive);
-    &:active, &:checked {
-      @include button(insensitive-active);
-    }
-  }
-  // big standalone buttons like in Documents pager
-  &.osd {
-    outline-color: transparentize($osd_fg_color, 0.7);
-
-    @include button(osd);
-    background-color: $osd_bg_color;
-
-    &.image-button { padding: 10px; }
-
-    &:hover { @include button(osd-hover); border-color: transparentize($osd_fg_color, 0.7)}
-    &:active, &:checked { @include button(osd-active); }
-    &:insensitive { @include button(osd-insensitive); }
-  }
-
-  //overlay / OSD style
-  .osd & {
-    @include button(osd);
-    // there's a problem with sass which prevents it to extend the linked
-    // placeholder as expected, it should just be "@extend %linked;", the
-    // placeholder is basically replicated here
-    //
-    // Workaround START
-    border-radius: 0;
-    border-left-style: none;
-    border-right-style: none;
-
-    &:dir(rtl) {
-      border-radius: 0;
-      border-right-style: none;
-      border-left-style: none
-    }
-    &:first-child {
-      border-radius: 3px 0 0 3px;
-      border-left-style: solid;
-    }
-    &:last-child {
-      border-radius: 0 3px 3px 0;
-      border-right-style: solid;
-
-      &:dir(rtl) { border-left-style: solid; }
-    }
-    &:only-child {
-      border-radius: 3px;
-      border-style: solid;
-    }
-    // Workaround END
-    &:hover {
-      @include button(osd-hover);
-      @extend %linked;
-    }
-    &:active, &:checked {
-      @include button(osd-active);
-      @extend %linked;
-    }
-    &:insensitive {
-      @include button(osd-insensitive);
-      @extend %linked;
-    }
-
-    &.flat {
-      @include button(undecorated);
-      box-shadow: none;
-      &:hover {
-        @include button(osd-hover);
-      }
-      &:insensitive {
-        @include button(osd-insensitive);
-        background-image: none;
-      }
-      &:active, &:checked {
-        @include button(osd-active);
-      }
-    }
-  }
-  // Suggested and Destructive Action buttons
-  @each $b_type, $b_color in (suggested-action, $suggested_color),
-                             (destructive-action, $destructive_color) {
-    &.#{$b_type} {
-      @include button(suggested_destructive, $b_color);
-
-      &.flat {
-        @include button(undecorated);
-        color: $b_color;
-        outline-color: transparentize($b_color, 0.7);
-      }
-      &:hover {
-        @include button(suggested_destructive, lighten($b_color, 10%));
-      }
-      &:active, &:checked {
-        @include button(suggested_destructive, darken($b_color, 10%));
-      }
-      &.flat:insensitive {
-        @include button(undecorated);
-        color: transparentize($b_color, 0.35);
-      }
-      &:insensitive { opacity: 0.75; }
-    }
-  }
-
-  &.image-button { padding: 8px; }
-
-  .header-bar &.image-button { padding: 6px 9px; }
-
-  &.text-button {
-    padding-left: 16px;
-    padding-right: 16px;
-  }
-
-  .header-bar &.text-button { padding: 6px 16px; }
-
-  &.text-button.image-button {
-    // those buttons needs uneven horizontal padding, we want the icon side
-    // to have the image-button padding, while the text side the text-button
-    // one, so we're adding the missing padding to the label depending on
-    // its position inside the button
-    padding: 4px 8px 5px; // same as .button
-    GtkLabel:first-child { padding-left: 8px; }
-    GtkLabel:last-child { padding-right: 8px; }
-  }
-
-  .header-bar &.text-button.image-button { padding: 6px 16px; }
-
-  .stack-switcher > & {
-    // to position the needs attention dot, padding is added to the button
-    // child, a label needs just lateral padding while an icon needs vertical
-    // padding added too.
-
-    outline-offset: -3px; // needs to be set or it gets overridden by GtkRadioButton outline-offset
-
-    > GtkLabel {
-      padding-left: 6px;  // label padding
-      padding-right: 6px; //
-    }
-    > GtkImage {
-      padding-left: 6px;
-      padding-right: 6px;
-      padding-top: 5px;
-      padding-bottom: 5px;
-    }
-
-    .header-bar > GtkLabel { padding: 6px 10px; }
-
-    &.text-button { padding: 5px 10px; }
-
-    .header-bar &.text-button { padding: 6px 10px; }
-
-    &.image-button { padding: 1px 3px; }
-
-    &.needs-attention > .label,
-    &.needs-attention > GtkImage { @extend %needs_attention; }
-    &.needs-attention:active > .label,
-    &.needs-attention:active > GtkImage,
-    &.needs-attention:checked > .label,
-    &.needs-attention:checked > GtkImage {
-      animation: none;
-      background-image: none;
-    }
-  }
-
-  %needs_attention {
-    animation: needs_attention 150ms ease-in;
-    background-image: -gtk-gradient(radial,
-                                    center center, 0,
-                                    center center, 0.5,
-                                    to($_dot_color),
-                                    to(transparent));
-    background-size: 6px 6px, 6px 6px;
-    background-repeat: no-repeat;
-    @if $variant == 'light' { background-position: right 3px, right 4px; }
-    @else { background-position: right 3px, right 2px; }
-    &:dir(rtl) {
-      @if $variant == 'light' { background-position: left 3px, left 4px; }
-      @else { background-position: left 3px, left 2px; }
-    }
-  }
-
-  //inline-toolbar buttons
-  .inline-toolbar &, .inline-toolbar &:backdrop {
-    border-radius: 2px;
-    border-width: 1px;
-    @extend %linked;
-  }
-
-  .linked > &,
-  .linked > &:hover,
-  .linked > &:active,
-  .linked > &:checked { @extend %linked; }
-
-  .linked.vertical > &,
-  .linked.vertical > &:hover,
-  .linked.vertical > &:active,
-  .linked.vertical > &:checked { @extend %linked_vertical; }
-}
-
-// all the following is for the +|- buttons on inline toolbars, that way
-// should really be deprecated...
-.inline-toolbar GtkToolButton > .button { // redefining the button look is
-                                          // needed since those are flat...
-  @include button(normal);
-  &:hover { @include button(hover); }
-  &:active,
-  &:checked{ @include button(active); }
-  &:insensitive { @include button(insensitive); }
-  &:insensitive:active,
-  &:insensitive:checked { @include button(insensitive-active); }
-}
-
-// More inline toolbar buttons
-.inline-toolbar.toolbar GtkToolButton {
-  & > .button.flat { @extend %linked_middle; }
-  &:dir(rtl) > .button.flat { @extend %linked_middle:dir(rtl); }
-  &:first-child > .button.flat { @extend %linked:first-child; }
-  &:last-child > .button.flat { @extend %linked:last-child; }
-  &:last-child:dir(rtl) > .button.flat { @extend %linked:last-child:dir(rtl); }
-  &:only-child > .button.flat { @extend %linked:only-child; }
-}
-
-%linked_middle {
-  border-radius: 0;
-  border-left-style: none;
-  border-right-style: none;
-
-  &:hover {
-    box-shadow: inset 1px 0 $selected_bg_color, inset -1px 0 $selected_bg_color;
-  }
-
-  &:dir(rtl) {
-    border-radius: 0; // needed when including %linked_middle:dir(rtl)
-  }
-}
-
-%linked {
-  @extend %linked_middle;
-
-  &:first-child {
-    border-radius: 3px 0 0 3px;
-    border-left-style: solid;
-
-    &:hover { box-shadow: inset -1px 0 $selected_bg_color; }
-  }
-  &:last-child {
-    border-radius: 0 3px 3px 0;
-    border-right-style: solid;
-
-    &:hover { box-shadow: inset 1px 0 $selected_bg_color; }
-
-    &:dir(rtl) { border-bottom-left-radius: 0; }
-
-  }
-  &:only-child {
-    border-radius: 3px;
-    border-style: solid;
-
-    &:hover { box-shadow: none; }
-  }
-}
-
-%linked_vertical_middle {
-  border-style: solid;
-  border-bottom-style: none;
-  border-top-style: none;
-  border-radius: 0;
-
-  &:hover { box-shadow: inset 0 1px $selected_bg_color, inset 0 -1px $selected_bg_color; }
-}
-
-%linked_vertical{
-  @extend %linked_vertical_middle;
-
-  &:first-child {
-    border-radius: 3px 3px 0 0;
-    border-top-style: solid;
-
-    &:hover { box-shadow: inset 0 -1px $selected_bg_color; }
-  }
-  &:last-child {
-    border-radius: 0 0 3px 3px;
-    border-bottom-style: solid;
-
-    &:hover { box-shadow: inset 0 1px $selected_bg_color; }
-  }
-  &:only-child {
-    border-radius: 3px;
-    border-style: solid;
-
-    &:hover { box-shadow: none; }
-  }
-}
-
-%undecorated_button {
-  border-color: transparent;
-  background-color: transparent;
-  background-image: none;
-  box-shadow: none;
-}
-
-/* menu buttons */
-.menuitem.button.flat {
-  transition: none;
-  @extend %undecorated_button;
-  outline-offset: -1px;
-  border-radius: 2px;
-
-  &:hover { background-color: mix($fg_color,$bg_color,5%); }
-  &:selected, &:checked, &:active {
-    @extend %selected_items;
-  }
-}
-
-/*********
- * Links *
- *********/
-
-*:link {
-  color: $link_color;
-  &:visited {
-    color: $link_visited_color;
-    *:selected & { color: mix($selected_fg_color, $selected_bg_color, 60%); }
-  }
-  &:hover {
-    color: lighten($link_color,10%);
-    *:selected & { color: mix($selected_fg_color, $selected_bg_color, 90%); }
-  }
-  &:active {
-    color: $link_color;
-    *:selected & { color: mix($selected_fg_color, $selected_bg_color, 80%); }
-  }
-  &:selected, *:selected & {
-    color: mix($selected_fg_color, $selected_bg_color, 80%);
-  }
-}
-
-.button:link, .button:visited {
-  @extend %undecorated_button;
-  @extend *:link;
-  &:hover, &:active, &:checked {
-    @extend %undecorated_button;
-  }
-}
-
-/*****************
- * GtkSpinButton *
- *****************/
-
-.spinbutton {
-  border-radius: 3px;
-
-  .button {
-    background-image: none;
-    border: 1px solid transparentize($borders_color,0.4);
-    border-style: none none none solid;
-    color: mix($fg_color,$base_color,95%);
-    border-radius: 0;
-    box-shadow: none;
-  //  padding-left: 6px;
-  //  padding-right: 6px;
-    &:dir(rtl) { border-style: none solid none none; }
-    &:first-child { color: red; }
-    &:hover {
-      color: $selected_bg_color;
-    }
-    &:insensitive {
-      color: $insensitive_fg_color;
-    }
-    &:active {
-      background-color: $selected_bg_color;
-      color: $selected_fg_color;
-    }
-  }
-
-//  .osd & {
-//    .button {
-//      @include button(undecorated);
-//      color: $osd_fg_color;
-//      border-style: none none none solid;
-//      border-color: transparentize($osd_borders_color, 0.3);
-//      border-radius: 0;
-//      box-shadow: none;
-//      &:dir(rtl) { border-style: none solid none none; }
-//      &:hover {
-//        @include button(undecorated);
-//        color: $osd_fg_color;
-//        border-color: transparentize(opacify($osd_borders_color, 1), 0.5);
-//        background-color: transparentize($osd_fg_color, 0.9);
-//        box-shadow: none;
-//      }
-//      &:insensitive {
-//        @include button(undecorated);
-//        color: $osd_insensitive_fg_color;
-//        border-color: transparentize(opacify($osd_borders_color, 1), 0.5);
-//        box-shadow: none;
-//      }
-//      &:last-child { border-radius: 0 2px 2px 0; }
-//      &:dir(rtl):first-child { border-radius: 2px 0 0 2px; }
-//    }
-//  }
-
-  &.vertical, &.vertical:dir(rtl) {
-    .button {
-      &:first-child {
-        @extend %top_button;
-        @include button(normal);
-        &:active {
-          @extend %top_button;
-          @include button(active);
-        }
-        &:hover {
-          @extend %top_button;
-          @include button(hover);
-        }
-        &:insensitive {
-          @extend %top_button;
-          @include button(insensitive);
-        }
-      }
-      &:last-child {
-        @extend %bottom_button;
-        @include button(normal);
-        &:active {
-          @extend %bottom_button;
-          @include button(active);
-        }
-        &:hover {
-          @extend %bottom_button;
-          @include button(hover);
-        }
-        &:insensitive {
-          @extend %bottom_button;
-          @include button(insensitive);
-        }
-      }
-    }
-    &.entry {
-      // we should remove the bottom edge hilight here, but seems
-      // like buttons are on top of it so it doesn't show up
-      border-radius: 0;
-      padding-left: 5px;
-      padding-right: 5px;
-    }
-    %top_button {
-      border-radius: 2px 2px 0 0;
-      border-style: solid solid none solid;
-    }
-    %bottom_button {
-      border-radius: 0 0 2px 2px;
-      border-style: none solid solid solid;
-    }
-  }
-  GtkTreeView & {
-    &.entry, &.entry:focus {
-      padding: 1px;
-      border-width: 1px 0;
-      border-color: $selected_bg_color;
-      border-radius: 0;
-      box-shadow: none;
-    }
-  }
-}
-
-/**************
- * ComboBoxes *
- **************/
-GtkComboBox {
-  > .button { padding-top: 3px; padding-bottom: 4px; } // Otherwise combos
-                                                       // are bigger then
-                                                       // buttons
-  -GtkComboBox-arrow-scaling: 0.5;
-  -GtkComboBox-shadow-type: none;
-
-  &:insensitive {
-    color: $insensitive_fg_color;
-  }
-
-  .separator.vertical {
-    // always disable separators
-    -GtkWidget-wide-separators: true;
-  }
-
-  &.combobox-entry .entry {
-    @extend %linked;
-
-    border-right-style: none;
-    &:dir(rtl) { border-left-style: none; }
-  }
-
-  &.combobox-entry .button {
-    @extend %linked;
-
-    color: transparentize($fg_color, 0.4);
-    background-color: $button_border;
-    border-color: $button_border;
-
-    &:hover {
-      background-color: lighten($button_border, 5%);
-      border-color: $selected_bg_color;
-      box-shadow: -1px 0 $selected_bg_color;
-    }
-
-    &:active, &:checked { @include button(active); }
-
-    &:insensitive { opacity: 0.5 }
-  }
-}
-
-.linked > GtkComboBox > .button {
-  // the combo is a composite widget so the way we do button linking doesn't
-  // work, special case needed. See
-  // https://bugzilla.gnome.org/show_bug.cgi?id=733979
-  &:dir(ltr) { @extend %linked_middle; } // specificity bump
-  &:dir(rtl) { @extend %linked_middle:dir(rtl); }
-}
-.linked > GtkComboBox:first-child > .button {
-  @extend %linked:first-child;
-}
-.linked > GtkComboBox:last-child > .button {
-  @extend %linked:last-child;
-}
-.linked > GtkComboBox:only-child > .button {
-  @extend %linked:only-child;
-}
-.linked.vertical > GtkComboBoxText > .button,
-.linked.vertical > GtkComboBox > .button { @extend %linked_vertical_middle; }
-.linked.vertical > GtkComboBoxText:first-child > .button,
-.linked.vertical > GtkComboBox:first-child > .button { @extend %linked_vertical:first-child; }
-.linked.vertical > GtkComboBoxText:last-child > .button,
-.linked.vertical > GtkComboBox:last-child > .button { @extend %linked_vertical:last-child; }
-.linked.vertical > GtkComboBoxText:only-child > .button,
-.linked.vertical > GtkComboBox:only-child > .button { @extend %linked_vertical:only-child; }
-
-/************
- * Toolbars *
- ************/
-.toolbar {
-  -GtkWidget-window-dragging: true;
-  padding: 4px;
-  background-color: $bg_color;
-  .osd &, &.osd {
-    padding: 7px;
-    border: none;
-    border-radius: 4px;
-    background-color: $osd_bg_color;
-  }
-}
-
-.primary-toolbar {
-  color: $header_fg;
-  background-color: opacify($header_bg, 1);
-  box-shadow: none;
-  border-width: 0 0 1px 0;
-  border-style: solid;
-  border-image: linear-gradient(to bottom, opacify($header_bg, 1),
-                                           darken($header_bg, 7%)) 1 0 1 0; //temporary hack for rhythmbox 3.1
-
-  &:backdrop { background-color: opacify($header_bg_backdrop, 1); }
-
-  .separator { @extend %header_separator; }
-
-  @extend %header_widgets;
-}
-
-.inline-toolbar {
-  @extend .toolbar;
-  background-color: darken($bg_color, 3%);
-  border-style: solid;
-  border-color: $borders_color;
-  border-width: 0 1px 1px;
-  padding: 3px;
-  border-radius: 0  0 3px 3px;
-}
-
-.search-bar {
-  background-color: $bg_color;
-  border-style: solid;
-  border-color: $borders_color;
-  border-width: 0 0 1px;
-  padding: 3px;
-  //box-shadow: inset 0 1px 2px rgba(0,0,0,0.25);
-}
-
-.action-bar { background-color: darken($bg_color, 3%) }
-
-/***************
- * Header bars *
- ***************/
-
-.header-bar {
-  padding: 7px 7px 6px 7px;
-
-  border-width: 0 0 1px;
-  border-style: solid;
-  border-radius: 0;
-  border-color: $header_border;
-
-  color: $header_fg;
-  background-color: opacify($header_bg, 1);
-
-  .csd & { background-color: $header_bg; }  // Transparent header-bars only in csd windows
-
-  &:backdrop {
-    color: transparentize($header_fg, 0.3);
-    background-color: opacify($header_bg_backdrop, 1);
-
-    .csd & { background-color: $header_bg_backdrop; }  // Transparent header-bars only in csd windows
-  }
-
-  .title {
-    padding: 0px 12px;
-  }
-
-  .subtitle {
-    font-size: smaller;
-    padding: 0 12px;
-    @extend .dim-label;
-  }
-
-  // Selectionmode
-  &.selection-mode,
-  &.titlebar.selection-mode {
-    color: $selected_fg_color;
-    background-color: $selection_mode_bg;
-    border-color: darken($selection_mode_bg, 4%);
-    box-shadow: none;
-
-    &:backdrop {
-      background-color: $selection_mode_bg;
-      color: transparentize($selected_fg_color, 0.4);
-    }
-
-    .subtitle:link { @extend *:link:selected;  }
-
-    .button {
-      color: $selected_fg_color;
-      outline-color: transparentize($selected_fg_color, 0.7);
-      background-color: transparentize($selected_fg_color, 1);
-      border-color: transparentize($selected_fg_color, 1);
-
-      &.flat {
-        @include button(undecorated);
-        color: $selected_fg_color;
-        background-color: transparentize($selected_fg_color, 1);
-      }
-      &:hover {
-        color: $selected_fg_color;
-        outline-color: transparentize($selected_fg_color, 0.7);
-        background-color: transparentize($selected_fg_color, 0.95);
-        border-color: transparentize($selected_fg_color, 0.5);
-      }
-      &:active, &:checked {
-        color: $selection_mode_bg;
-        outline-color: transparentize($selection_mode_bg, 0.7);
-        background-color: $selected_fg_color;
-        border-color: $selected_fg_color;
-      }
-      &:insensitive {
-        color: transparentize($selected_fg_color, 0.6);
-        background-color: transparentize($selected_fg_color, 1);
-        border-color: transparentize($selected_fg_color, 1);
-
-        &:active, &:checked {
-          color: transparentize($selection_mode_bg, 0.6);
-          background-color: transparentize($selected_fg_color, 0.85);
-          border-color: transparentize($selected_fg_color, 0.85);
-        }
-      }
-    }
-
-    .selection-menu {
-      box-shadow: none;
-      padding-left: 10px;
-      padding-right: 10px;
-      GtkArrow { -GtkArrow-arrow-scaling: 1; }
-      .arrow {
-        -gtk-icon-source: -gtk-icontheme('pan-down-symbolic');
-      }
-    }
-    .maximized & { background-color: opacify($selection_mode_bg, 1); }
-  }
-
-  .tiled &, .tiled &:backdrop,
-  .maximized &, .maximized &:backdrop {
-    border-radius: 0; // squared corners when the window is max'd or tiled
-  }
-
-  .maximized & {
-    background-color: opacify($header_bg, 1);
-
-    &:backdrop { background-color: opacify($header_bg_backdrop, 1); }
-  }
-
-  &.default-decoration {
-    padding-top: 5px;	    // less padding for ssd
-    padding-bottom: 5px;  //
-    background-color: opacify($header_bg, 1);
-    border-bottom-width: 0;
-
-    &:backdrop { background-color: opacify($header_bg_backdrop, 1); }
-  }
-}
-
-.titlebar {
-  padding-left: 7px;
-  padding-right: 7px;
-  border-radius: if($darker=='false' and $variant=='light', 4px 4px 0 0, 3px 3px 0 0);
-  color: $header_fg;
-  background-color: opacify($header_bg, 1);
-  box-shadow: inset 0  1px lighten($header_bg, 3%);
-
-  .csd & { background-color: $header_bg; }
-
-  &:backdrop {
-    color: transparentize($header_fg, 0.3);
-    background-color: opacify($header_bg_backdrop, 1);
-
-    .csd & { background-color: $header_bg_backdrop; }
-  }
-
-  .maximized & {
-    background-color: opacify($header_bg, 1);
-
-    &:backdrop { background-color: opacify($header_bg_backdrop, 1); }
-  }
-}
-
-.titlebar .titlebar,
-.titlebar .titlebar:backdrop { background-color: transparent; }
-
-// Only extending .header-bar avoids some problems (Gnome Documents searchbar)
-.header-bar {
-  .header-bar-separator,
-  & > GtkBox > .separator.vertical { @extend %header_separator; }
-
-  @extend %header_widgets;
-}
-
-%header_separator {
-  -GtkWidget-wide-separators: true;
-  -GtkWidget-separator-width: 1px;
-  border-width: 0 1px;
-  border-image: linear-gradient(to bottom,
-                                transparentize($header_fg, 1) 25%,
-                                transparentize($header_fg, 0.65) 25%,
-                                transparentize($header_fg, 0.65) 75%,
-                                transparentize($header_fg, 1) 75%) 0 1/0 1px stretch;
-
-  &:backdrop { opacity: 0.6; }
-}
-
-%header_widgets {
-  // Header-bar Entries
-  .entry {
-    @include entry(header-normal);
-
-    &:backdrop { opacity: 0.85; }
-
-    &:focus {
-      @include entry(header-focus);
-
-      &.image { color: $selected_fg_color; }
-    }
-    &:insensitive { @include entry(header-insensitive); }
-
-    &:selected:focus {
-      background-color: $selected_fg_color;
-      color: $selected_bg_color;
-    }
-
-    &.progressbar {
-      border-color: $selected_bg_color;
-      background-image: none;
-      background-color: transparent;
-    }
-  }
-
-  // Header-bar Buttons
-  .button {
-
-    @include button(header-normal);
-
-    &:backdrop { opacity: 0.7; }
-
-    &:hover { @include button(header-hover); }
-    &:active, &:checked { @include button(header-active); }
-    &:insensitive { @include button(header-insensitive); }
-    &:insensitive:active, &:insensitive:checked { @include button(header-insensitive-active); }
-  }
-
-    .linked > .button { border-radius: 3px; border-style: solid}
-
-    .linked > .button:hover { box-shadow: none; }
-
-    .linked.stack-switcher > .button,
-    .linked.path-bar > .button {
-      @include button(header-hover);
-
-      &:hover { border-color: $selected_bg_color; }
-      &:active, &:checked { @include button(header-active); }
-
-      @extend %linked;
-    }
-
-  // Header-bar Suggested and Destructive Action buttons
-  @each $b_type, $b_color in (suggested-action, $suggested_color),
-                             (destructive-action, $destructive_color) {
-    .button.#{$b_type} {
-      @include button(suggested_destructive, $b_color);
-
-      &.flat {
-        @include button(undecorated);
-        color: $b_color;
-        outline-color: transparentize($b_color, 0.7);
-      }
-      &:hover {
-        @include button(suggested_destructive, lighten($b_color, 10%));
-      }
-      &:active, &:checked {
-        @include button(suggested_destructive, darken($b_color, 10%));
-      }
-      &.flat:insensitive {
-        @include button(undecorated);
-        color: transparentize($b_color, 0.35);
-      }
-      &:insensitive { opacity: 0.75; }
-    }
-    .button.#{$b_type}:backdrop,
-    .button.#{$b_type}:backdrop {
-      opacity: 0.8;
-    }
-  }
-
-  // Header-bar Spinbuttons
-  & .spinbutton {
-
-      &:focus .button { color: $selected_fg_color; }
-
-      .button {
-        color: $header_fg;
-
-        &:hover { background-color: rgba(255,255,255,0.1); border-color: transparent; }
-        &:insensitive { color: transparentize($header_fg, 0.3); }
-        &:active { background-color: rgba(0,0,0,0.1); }
-    }
-  }
-
-  // Header-bar ComboBoxes
-  & GtkComboBox{
-    &:insensitive { color: transparentize($header_fg, 0.6); }
-
-    &.combobox-entry .button {
-      @include entry(header-normal);
-
-      &:hover { @include entry(header-focus); }
-      &:insensitive { @include entry(header-insensitive); }
-    }
-  }
-
-  // Header-bar Switches
-  GtkSwitch {
-    &:backdrop { opacity: 0.75; }
-  }
-
-  GtkProgressBar {
-
-    &.trough { background-color: transparentize($header_fg, 0.65); }
-
-    &:backdrop { opacity: 0.75; }
-  }
-
-  // Header-bar Scale
-  .scale {
-
-    &:backdrop { opacity: 0.75; }
-
-    &.trough {
-      background-image: linear-gradient(to bottom, transparentize($header_fg, 0.65));
-
-      &:insensitive { background-image: linear-gradient(to bottom, transparentize($header_fg, 0.7)); }
-    }
-    &.slider {
-      background-image: linear-gradient(to bottom, if($darker == 'false', mix($base_color, $header_bg, 90%), darken($header_bg, 4%)));
-
-      &:insensitive {
-        background-image: linear-gradient(to bottom, if($darker == 'false', mix($base_color, $header_bg, 40%), darken($header_bg, 1%)));
-
-        @if $darker=='true' { border-color: mix($header_bg, $selected_bg_color, 60%); }
-      }
-    }
-  }
-}
-
-/************
- * Pathbars *
- ************/
-
-.path-bar .button {
-  //padding: 5px 6px 6px;
-  &:first-child { padding-left: 8px; }
-  &:last-child { padding-right: 8px; }
-  &:only-child {
-    padding-left: 12px;
-    padding-right: 12px;
-  }
-
-  // the following is for spacing the icon and the label inside the home button
-  GtkLabel:last-child { padding-left: 2px; }
-  GtkLabel:first-child { padding-right: 2px; }
-  GtkLabel:only-child { padding-right: 0; padding-left: 0; }
-  //GtkImage { padding-top: 1px; }
-}
-
-/**************
- * Tree Views *
- **************/
-GtkTreeView.view {                                      // treeview grid lines and expanders, unfortunatelly
-                                                        // the tree lines color can't be set
-  -GtkTreeView-grid-line-width: 1;
-  -GtkTreeView-grid-line-pattern: '';
-  -GtkTreeView-tree-line-width: 1;
-  -GtkTreeView-tree-line-pattern: '';
-  -GtkTreeView-expander-size: 16;
-
-  border-left-color: transparentize($fg_color, 0.85);   // this is actually the tree lines color,
-  border-top-color: transparentize(black, 0.9);         // while this is the grid lines color, better then nothing
-
-  &:selected {
-    border-radius: 0;
-    border-left-color: mix($selected_fg_color, $selected_bg_color, 50%);
-    border-top-color: transparentize($fg_color, 0.9);   // doesn't work unfortunatelly
-  }
-
-  &:insensitive {
-    color: $insensitive_fg_color;
-    &:selected {
-      color: mix($selected_fg_color, $selected_bg_color, 40%);
-    }
-  }
-
-  &.dnd {
-    border-style: solid none;
-    border-width: 1px;
-    border-color: mix($fg_color, $selected_bg_color, 50%);
-  }
-
-  &.expander {
-    -gtk-icon-source: -gtk-icontheme('pan-end-symbolic');
-    &:dir(rtl) { -gtk-icon-source: -gtk-icontheme('pan-end-symbolic-rtl'); }
-
-    color: mix($fg_color, $base_color, 50%);
-
-    &:hover { color: $fg_color; }
-
-    &:selected {
-      color: mix($selected_fg_color, $selected_bg_color, 70%);
-      &:hover { color: $selected_fg_color; }
-    }
-
-    &:checked {
-      -gtk-icon-source: -gtk-icontheme('pan-down-symbolic');
-    }
-  }
-
-  &.progressbar { // progress bar in treeviews
-    color: $selected_fg_color;
-    border-radius: 3px;
-
-    &:selected {
-      color: $selected_bg_color;
-      box-shadow: none;
-      background-color: $selected_fg_color;
-    }
-  }
-  &.trough, &.trough:selected { // progress bar trough in treeviews
-    color: $fg_color;
-    background-color: $button_border;
-    border-radius: 3px;
-    border-width: 0;
-  }
-}
-
-column-header {
-  .button {
-    @extend %column_header_button;
-    $_column_header_color: mix($fg_color,$base_color,80%);
-    color: $_column_header_color;
-    background-color: $base_color;
-    &:hover {
-      @extend %column_header_button;
-      color: $selected_bg_color;
-      box-shadow: none;
-      transition: none; //I shouldn't need this
-    }
-    &:active {
-      @extend %column_header_button;
-      color: $fg_color;
-      transition: none; //I shouldn't need this
-    }
-    &.dnd {
-      @extend column-header.button.dnd;
-    }
-  }
-  &:last-child .button,
-  &:last-child.button { //treeview-like derived widgets in Banshee and Evolution
-    border-right-style: none;
-    border-image: none;
-  }
-}
-
-column-header.button.dnd { // for treeview-like derive widgets
-  transition: none;
-  color: $selected_bg_color;
-  box-shadow: inset 1px 1px 0 1px $selected_bg_color,
-              inset -1px 0 0 1px $selected_bg_color,
-              inset 1px 1px $base_color, inset -1px 0 $base_color;;
-  &:active { @extend column-header.button.dnd; }
-  &:selected { @extend column-header.button.dnd; }
-  &:hover { @extend column-header.button.dnd; }
-}
-
-%column_header_button {
-  padding: 3px 6px;
-  background-image: none;
-  border-style: none solid none none;
-  border-radius: 0;
-  border-image: linear-gradient(to bottom,
-                                transparentize(if($variant == 'light', black, white), 1) 20%,
-                                transparentize(if($variant == 'light', black, white), 0.89) 20%,
-                                transparentize(if($variant == 'light', black, white), 0.89) 80%,
-                                transparentize(if($variant == 'light', black, white), 1) 80%) 0 1 0 0 / 0 1px 0 0 stretch;
-
-  &:active { background-color: $base_color; }
-  &:insensitive {
-    border-color: $bg_color;
-    background-image: none;
-  }
-}
-
-/*********
- * Menus *
- *********/
-.menubar {
-  -GtkWidget-window-dragging: true;
-  padding: 0px;
-  background-color: opacify($header_bg, 1);
-  color: $header_fg;
-
-  &:backdrop { background-color: opacify($header_bg_backdrop, 1); }
-
-  & > .menuitem {
-    padding: 6px 8px;
-    border: solid transparent;
-    border-width: 0;
-
-    &:hover { //Seems like it :hover even with keyboard focus
-      background-color: $selected_bg_color;
-      color: $selected_fg_color;
-    }
-    &:insensitive {
-      color: transparentize($header_fg, 0.6);
-      border-color: transparent;
-    }
-  }
-}
-
-.menu, .popup {
-  margin: 4px;
-  padding: 0;
-  border-radius: 0;
-  background-color: $base_color;
-  border: 1px solid $borders_color;
-
-  .csd & {
-    padding: 4px 0px;
-    border-radius: 3px;
-    border: none;
-  }
-
-  .menuitem {
-    padding: 5px;
-    &:hover {
-      color: $fg_color;
-      background-color: if($variant == 'light', transparentize(black, 0.96), transparentize(white, 0.95));
-      border: solid if($variant == 'light', transparentize(black, 0.92), transparentize(white, 0.93));
-      border-width: 1px 0 1px 0;
-    }
-    &:insensitive {
-      color: $insensitive_fg_color;
-    }
-
-    &.separator { color: transparentize($base_color, 1); }
-
-    //submenu indicators
-    &.arrow { -gtk-icon-source: -gtk-icontheme('pan-end-symbolic'); }
-    &.arrow:dir(rtl) {-gtk-icon-source:-gtk-icontheme('pan-end-symbolic-rtl'); }
-  }
-  &.button { // overlow buttons
-    @extend %undecorated_button;
-    border-style: none;
-    border-radius: 0;
-    &.top { border-bottom: 1px solid mix($fg_color, $base_color, 10%); }
-    &.bottom { border-top: 1px solid mix($fg_color, $base_color, 10%); }
-    &:hover { background-color: mix($fg_color, $base_color, 10%); }
-    &:insensitive {
-      color: transparent;
-      background-color: transparent;
-      border-color: transparent ;
-    }
-  }
-}
-
-.menuitem .accelerator { color: gtkalpha(currentColor,0.55); }
-
-/************
- * Popovers *
- ************/
-
-.popover {
-  padding: 2px;
-  border: 1px solid darken($borders_color, 5%);
-  border-radius: 3px;
-  background-clip: border-box;
-  background-color: $base_color;
-
-  box-shadow: 0 2px 6px 1px if($variant=='light', transparentize(black, 0.93), transparentize(black, 0.65));
-
-  & .separator { color: transparentize($base_color, 1); }
-  .label.separator { @extend .label.separator; } // Noice
-
-  > .list,
-  > .view,
-  > .toolbar,
-  &.osd > .toolbar {
-    border-style: none;
-    background-color: transparent;
-  }
-  &.osd { @extend %osd; }
-}
-
-//touch selection handlebars for the Popover.osd above
-.entry.cursor-handle,
-.cursor-handle {
-  background-color: transparent;
-  background-image: none;
-  box-shadow: none;
-  border-style: none;
-  &.top { -gtk-icon-source: -gtk-icontheme('selection-start-symbolic'); }
-  &.bottom { -gtk-icon-source: -gtk-icontheme('selection-end-symbolic'); }
-}
-
-/*****************
- * Notebooks and *
- * Tabs          *
- *****************/
-
-.notebook {
-  // Through me you go to the grief wracked city;
-  // Through me you go to everlasting pain;
-  // Through me you go a pass among lost souls.
-  // ...
-  // Abandon all hope — Ye Who Enter Here
-  padding: 0;
-  background-color: $base_color;
-  -GtkNotebook-initial-gap: 4;
-  -GtkNotebook-arrow-spacing: 5;
-  -GtkNotebook-tab-curvature: 0;
-  -GtkNotebook-tab-overlap: 1;
-  -GtkNotebook-has-tab-gap: false;
-  -GtkWidget-focus-padding: 0;
-  -GtkWidget-focus-line-width: 0;
-  transition: all 200ms $ease-out-quad;
-
-  &.frame {
-    border: 1px solid $borders_color;
-    // FIXME doesn't work
-    &.top { border-top-width: 0; }
-    &.bottom { border-bottom-width: 0; }
-    &.right { border-right-width: 0; }
-    &.left { border-left-width: 0; }
-  }
-  &.header {
-    // FIXME: double borders in some case, can't fix it w/o a class tho
-    // FIXME: doesn't work on dark var
-    background-color: $bg_color;
-
-    // this is the shading of the header behind the tabs
-    &.frame {
-      border: 0px solid $borders_color;
-      &.top { border-bottom-width: 0; }
-      &.bottom { border-top-width: 0; }
-      &.right { border-left-width: 0; }
-      &.left { border-right-width: 0; }
-    }
-
-    $_header_border: $borders_color;
-    &.top {
-      box-shadow: inset 0 -1px $_header_border; // border
-    }
-    &.bottom {
-      box-shadow: inset 0 1px $_header_border;
-    }
-    &.right {
-      box-shadow: inset 1px 0 $_header_border;
-    }
-    &.left {
-      box-shadow: inset -1px 0 $_header_border;
-    }
-  }
-  tab {
-    border-width: 0;
-    border-style: solid;
-    border-color: transparent;
-    background-color: transparent;
-    outline-color: transparent;
-
-    outline-offset: 0;
-
-    // tab sizing
-    $vpadding: 4px;
-    $hpadding: 15px;
-
-    //FIXME: we get double border in some cases, not considering the broken
-    //notebook content frame...
-    &.top, &.bottom { padding: $vpadding $hpadding; }
-    &.left, &.right { padding: $vpadding $hpadding; }
-
-    &.reorderable-page {
-      &.top, &.bottom {
-        padding-left: 12px;  // for a nicer close button
-        padding-right: 12px; // placement
-      }
-    }
-    @each $_tab in (top, bottom, right, left) {
-      &.reorderable-page.#{$_tab}, &.#{$_tab} {
-
-        @if $_tab==top or $_tab==bottom {
-          padding-#{$_tab}: $vpadding + 2;
-        }
-        @else if $_tab==left or $_tab==right {
-          padding-#{$_tab}: $hpadding + 2;
-        }
-
-        @if $_tab==top { border-radius: 3.5px 2px 0 0; }
-        @else if $_tab==bottom { border-radius: 0 0 2px 3.5px; }
-        @else if $_tab==left { border-radius: 3.5px 0 0 3.5px; }
-        @else if $_tab==right { border-radius: 0 3.5px 3.5px 0; }
-
-        border-width: 0;
-        border-#{$_tab}-width: 2px;
-        border-color: transparent;
-        background-color: transparentize($base_color, 1);
-
-        &:hover, &.prelight-page {
-          background-color: transparentize($base_color, 0.5);
-          box-shadow: inset 0 1px $borders_color,
-                      inset 0 -1px $borders_color,
-                      inset 1px 0 $borders_color,
-                      inset -1px 0 $borders_color;
-        }
-        &:active, &.active-page, &.active-page:hover {
-          background-color: $base_color;
-
-          @if $_tab==top {
-            box-shadow: inset 0 1px $borders_color,
-                        inset 0 -1px $base_color,
-                        inset 1px 0 $borders_color,
-                        inset -1px 0 $borders_color;
-          }
-          @else if $_tab==bottom {
-            box-shadow: inset 0 -1px $base_color,
-                        inset 0 -1px $borders_color,
-                        inset 1px 0 $borders_color,
-                        inset -1px 0 $borders_color;
-          }
-          @else if $_tab==left {
-            box-shadow: inset 0 1px $borders_color,
-                        inset 0 -1px $borders_color,
-                        inset 1px 0 $borders_color,
-                        inset -1px 0 $base_color;
-          }
-          @else if $_tab==right {
-            box-shadow: inset 0 1px $borders_color,
-                        inset 0 -1px $borders_color,
-                        inset 1px 0 $base_color,
-                        inset -1px 0 $borders_color;
-          }
-        }
-      }
-    }
-    GtkLabel { //tab text
-      padding: 0 2px; // needed for a nicer focus ring
-      color: $insensitive_fg_color;
-    }
-    .prelight-page GtkLabel, GtkLabel.prelight-page {
-      // prelight tab text
-      color: mix($fg_color, $insensitive_fg_color, 50%);
-    }
-    .active-page GtkLabel, GtkLabel.active-page {
-      // active tab text
-      color: $fg_color;
-    }
-    .button { //tab close button
-      padding: 0;
-      @extend %undecorated_button;
-      color: mix($bg_color, $fg_color, 35%);
-
-      &:hover {
-        color: lighten(red, 15%);
-      }
-      &:active {
-        color: $selected_bg_color;
-      }
-      & > GtkImage { // this is a hack which makes tabs grow
-        padding: 2px;
-      }
-    }
-  }
-  &.arrow {
-    color: $insensitive_fg_color;
-    &:hover { color: mix($fg_color, $insensitive_fg_color, 50%); }
-    &:active { color: $fg_color; }
-    &:insensitive {
-      color: transparentize($insensitive_fg_color,0.7);
-    }
-  }
-}
-
-/**************
- * Scrollbars *
- **************/
-
-$_scrollbar_bg_color: darken($base_color, 1%);
-
-.scrollbar {
-  -GtkRange-slider-width: 13;
-  -GtkRange-trough-border: 1;
-  -GtkScrollbar-has-backward-stepper: false;
-  -GtkScrollbar-has-forward-stepper: false;
-  -GtkScrollbar-min-slider-length: 42; // minimum size for the slider.
-                                       // sadly can't be in '.slider'
-                                       // where it belongs
-  -GtkRange-stepper-spacing: 0;
-  -GtkRange-trough-under-steppers: 1;
-
-  $_slider_margin: 3px;
-  $_slider_fine_tune_margin: 4px;
-
-  .button {
-    border: none;
-  }
-
-  &.overlay-indicator {
-    &:not(.dragging):not(.hovering) { // Overlay scrolling indicator
-      opacity: 0.4;
-
-      -GtkRange-slider-width: 6px;
-
-      .slider {
-        margin: 0;
-        background-color: mix($fg_color, $bg_color, 70%);
-        border: 1px solid if($variant == 'light', transparentize(white, 0.4), transparentize(black, 0.7));
-        background-clip: padding-box;
-      }
-
-      .trough {
-        border-style: none;
-        background-color: transparent;
-      }
-
-      // w/o the following margin tweaks the slider shrinks when hovering/dragging
-      &.vertical .slider {
-        margin-top: $_slider_margin - 1px;
-        margin-bottom: $_slider_margin - 1px;
-      }
-
-      &.horizontal .slider {
-        margin-left: $_slider_margin - 1px;
-        margin-right: $_slider_margin - 1px;
-      }
-
-    }
-
-    &.dragging,
-    &.hovering { opacity: 0.99; }
-  }
-
-  // trough coloring
-  .trough {
-    background-color: $_scrollbar_bg_color;
-    border: 1px none $borders_color;
-  }
-
-  // slider coloring
-  .slider {
-    background-color: mix($fg_color, $bg_color, 40%);
-
-    &:hover { background-color: mix($fg_color, $bg_color, 30%); }
-
-    &:prelight:active { background-color: $selected_bg_color;}
-
-    &:insensitive {
-      background-color: transparent;
-    }
-  }
-
-  // sizing
-  .slider {
-    border-radius: 100px;
-    margin: $_slider_margin;
-  }
-
-  &.fine-tune .slider { margin: $_slider_fine_tune_margin; }
-
-  &.vertical {
-
-    .slider {
-      margin-left: 1px + $_slider_margin;
-
-      &:dir(rtl) {
-        margin-left: $_slider_margin;
-        margin-right: 1px + $_slider_margin;
-      }
-    }
-
-    &.fine-tune .slider {
-      margin-left: 1px + $_slider_fine_tune_margin;
-
-      &:dir(rtl) {
-        margin-left: $_slider_fine_tune_margin;
-        margin-right: 1px + $_slider_fine_tune_margin;
-      }
-    }
-
-    .trough {
-      border-left-style: solid;
-
-      &:dir(rtl) {
-        border-left-style: none;
-        border-right-style: solid;
-      }
-    }
-  }
-
-  &.horizontal {
-
-    .slider { margin-top: 1px + $_slider_margin; }
-
-    &.fine-tune .slider { margin-top: 1px + $_slider_fine_tune_margin; }
-
-    .trough { border-top-style: solid; }
-  }
-}
-
-.scrollbars-junction,
-.scrollbars-junction.frame { // the small square between two scrollbars
-  border-color: transparent;
-  // the border image is used to add the missing dot between the borders, details, details, details...
-  border-image: linear-gradient(to bottom, $borders_color 1px, transparent 1px) 0 0 0 1 / 0 1px stretch;
-  background-color: $_scrollbar_bg_color;
-
-  &:dir(rtl) { border-image-slice: 0 1 0 0; }
-}
-
-
-/**********
- * Switch *
- **********/
-GtkSwitch {
-  font: 1;
-  -GtkSwitch-slider-width: 41;
-  outline-color: transparent;
-
-  &.trough, &.slider {
-    background-size: 52px 24px;
-    background-repeat: no-repeat;
-    background-position: right center;
-    color: transparent;
-    border-color: transparent;
-    border-image: none;
-    border-style: none;
-    box-shadow: none;
-
-    &:dir(rtl) { background-position: left center; }
-  }
-}
-
-@each $i,$j in ('',''), ('.list-row:selected ','-selected') {
-
-  @each $k,$l in ('',''),
-                 (':active','-active'),
-                 (':insensitive','-insensitive'),
-                 (':active:insensitive','-active-insensitive') {
-
-    // load switch troughs from .png files in assets directory
-
-    #{$i}GtkSwitch.trough#{$k} {
-      background-image: -gtk-scaled(url("assets/switch#{$l}#{$asset_suffix}.png"),url("assets/switch#{$l}#{$asset_suffix}@2.png"));
-    }
-
-    .list-row:selected GtkSwitch.trough#{$k} {
-      background-image: -gtk-scaled(url("assets/switch#{$l}-selected.png"),url("assets/switch#{$l}-selected@2.png"));
-    }
-
-    .header-bar GtkSwitch.trough#{$k},
-    .primary-toolbar GtkSwitch.trough#{$k} {
-      background-image: -gtk-scaled(url("assets/switch#{$l}-header#{$darker_asset_suffix}.png"),url("assets/switch#{$l}-header#{$darker_asset_suffix}@2.png"));
-    }
-
-    // load switch sliders from .png files in assets directory
-
-    //#{$i}GtkSwitch.slider#{$k} {
-    //  background-image: -gtk-scaled(url("assets/switch-slider#{$l}#{$j}#{$asset_suffix}.png"),url("assets/switch-slider#{$l}#{$j}#{$asset_suffix}@2.png"));
-    //}
-  }
-}
-
-/*************************
- * Check and Radio items *
- *************************/
-
-// draw regular check and radio items using our PNG assets
-// all assets are rendered from assets.svg. never add pngs directly
-
-@each $w,$a in ('check', 'checkbox'),
-               ('radio','radio') {
-
-  //standard checks and radios
-  @each $s,$as in ('','-unchecked'),
-                  (':insensitive','-unchecked-insensitive'),
-                  (':inconsistent', '-mixed'),
-                  (':inconsistent:insensitive', '-mixed-insensitive'),
-                  (':checked', '-checked'),
-                  (':checked:insensitive','-checked-insensitive') {
-    .#{$w}#{$s} {
-      -gtk-icon-source: -gtk-scaled(url("assets/#{$a}#{$as}#{$asset_suffix}.png"),
-                                    url("assets/#{$a}#{$as}#{$asset_suffix}@2.png"));
-    }
-    // the borders of checks and radios are
-    // too similar in luminosity to the selected background color, hence
-    // we need special casing.
-    GtkTreeView.view.#{$w}#{$s}:selected,
-    .list-row:selected .#{$w}#{$s} {
-      -gtk-icon-source: -gtk-scaled(url("assets/#{$a}#{$as}-selected.png"),
-                                    url("assets/#{$a}#{$as}-selected@2.png"));
-    }
-  }
-}
-
-//selection-mode
-@each $s,$as in ('','-selectionmode'),
-                  (':checked', '-checked-selectionmode') {
-  GtkIconView.view.check#{$s},
-  GtkFlowBox.view.check#{$s} {
-    -gtk-icon-source: -gtk-scaled(url("assets/checkbox#{$as}#{$asset_suffix}.png"),
-                                    url("assets/checkbox#{$as}#{$asset_suffix}@2.png"));
-    background-color: transparent;
-  }
-}
-
-GtkCheckButton.text-button, GtkRadioButton.text-button {
-  // this is for a nice focus on check and radios text
-  padding: 1px 2px 4px;
-  outline-offset: 0;
-  &:insensitive,
-  &:insensitive:active,
-  &:insensitive:inconsistent {
-    // set insensitive color, which is overriden otherwise
-    color: $insensitive_fg_color;
-  }
-}
-
-/************
- * GtkScale *
- ************/
-.scale {
-  -GtkScale-slider-length: 15;
-  -GtkRange-slider-width: 15;
-  -GtkRange-trough-border: 0;
-  outline-offset: -1px;
-  outline-radius: 2px;
-  //@include _shadows(_button_shadow(normal));
-
-  &.trough { margin: 5px; }
-  &.fine-tune {
-    &.trough { border-radius: 5px; margin: 3px; }
-  }
-  &.slider {
-    background-clip: border-box;
-    background-image: linear-gradient(to bottom, $entry_bg);
-    border: 1px solid $selected_bg_color;
-    border-radius: 50%;
-    box-shadow: none;
-
-    &:hover {
-    background-image: linear-gradient(to bottom, $selected_bg_color);
-    border-color: $selected_bg_color;
-    }
-    &:insensitive {
-      background-image: linear-gradient(to bottom, mix($entry_bg, $bg_color, 55%));
-      border-color: mix($selected_bg_color, $bg_color, 55%);
-    }
-    &:active {
-      background-image: linear-gradient(to bottom, darken($selected_bg_color, 10%));
-      border-color: darken($selected_bg_color, 10%);
-    }
-    //OSD sliders
-    .osd & {
-      background-image: linear-gradient(to bottom, $osd_bg_color);
-      border-color: $selected_bg_color;
-
-      &:hover { background-image: linear-gradient(to bottom, $selected_bg_color); }
-      &:active {
-        background-image: linear-gradient(to bottom, darken($selected_bg_color, 10%));
-        border-color: darken($selected_bg_color, 10%);
-      }
-    }
-    //selected list-row sliders
-    .list-row:selected & {
-      background-image: linear-gradient(to bottom, $selected_fg_color);
-      border-color: $selected_fg_color;
-
-      &:hover {
-        background-image: linear-gradient(to bottom, mix($selected_fg_color, $selected_bg_color, 85%));
-        border-color: mix($selected_fg_color, $selected_bg_color, 85%);
-      }
-      &:active {
-        background-image: linear-gradient(to bottom, mix($selected_fg_color, $selected_bg_color, 50%));
-        border-color: mix($selected_fg_color, $selected_bg_color, 50%);
-      }
-      &:insensitive{
-        background-image: linear-gradient(to bottom, mix($selected_fg_color, $selected_bg_color, 55%));
-        border-color: mix($selected_fg_color, $selected_bg_color, 55%);
-      }
-    }
-  }
-  &.trough {
-
-    $_scale_trough_bg: if($variant == 'light', $button_border, darken($base_color, 4%));
-
-    border: none;
-    border-radius: 2.5px;
-    background-image: linear-gradient(to bottom, $_scale_trough_bg);
-    &.highlight {
-      background-image: linear-gradient(to bottom, $selected_bg_color);
-
-      &:insensitive {
-        background-image: linear-gradient(to bottom, transparentize($selected_bg_color, 0.45));
-      }
-    }
-    &:insensitive {
-      background-image: linear-gradient(to bottom, transparentize($_scale_trough_bg, 0.45));
-    }
-
-    //OSD troughs
-    .osd & {
-      background-image: linear-gradient(to bottom, lighten($osd_bg_color, 7%));
-      outline-color: transparentize($osd_fg_color, 0.8);
-      &.highlight {
-        background-image: none;
-        background-image: linear-gradient(to bottom, $selected_bg_color);
-      }
-      &:insensitive {  }
-    }
-    // troughs in selected list-rows
-    .list-row:selected & {
-      background-image: linear-gradient(to bottom, transparentize(black, 0.8));
-
-      &.highlight {
-        background-image: linear-gradient(to bottom, $selected_fg_color);
-
-        &:insensitive { background-image: linear-gradient(to bottom, mix($selected_fg_color, $selected_bg_color, 55%)); }
-      }
-      &:insensitive { background-image: linear-gradient(to bottom, transparentize(black, 0.9)); }
-    }
-  }
-}
-
-/*****************
- * Progress bars *
- *****************/
-
-GtkProgressBar {
-  padding: 0;
-  font-size: smaller;
-  color: transparentize($fg_color, 0.3);
-  //@include _shadows(_button_shadow(normal));
-
-  &.osd {
-    -GtkProgressBar-xspacing: 0;
-    -GtkProgressBar-yspacing: 0;
-    -GtkProgressBar-min-horizontal-bar-height: 3;
-  }
-}
-
-// moving bit
-.progressbar {
-  background-color: $selected_bg_color;
-  border: none;
-  border-radius: 3px;
-  box-shadow: none; //needed for clipping
-  &.left.right {
-
-  }
-  &.osd {
-    background-color: $selected_bg_color;
-  }
-}
-
-.osd .scale.progressbar {
-  background-color: $selected_bg_color;
-}
-
-// background
-GtkProgressBar.trough {
-  border: none;
-  border-radius: 3px;
-  background-color: if($variant == 'light', $button_border, darken($base_color, 4%));
-
-  &.osd {
-    border-style: none;
-    background-color: transparent;
-    box-shadow: none;
-    //FIXME: there is a margin on top
-  }
-}
-
-/*************
- * Level Bar *
- *************/
-
-GtkLevelBar {
-  -GtkLevelBar-min-block-width: 34;
-  -GtkLevelBar-min-block-height: 3;
-}
-
-GtkLevelBar.vertical {
-  -GtkLevelBar-min-block-width: 3;
-  -GtkLevelBar-min-block-height: 34;
-}
-
-.level-bar {
-  &.trough {
-    @extend GtkProgressBar.trough;
-    padding: 3px;
-    border-radius: 4px;
-  }
-  &.fill-block {
-    // FIXME: it would be nice to set make fill blocks bigger, but we'd need
-    // :nth-child working on discrete indicators
-    border: 1px solid $selected_bg_color;
-    background-color: $selected_bg_color;
-    border-radius: 2px;
-
-    &.indicator-discrete {
-      &.horizontal { margin: 0 1px; }
-      &.vertical { margin: 1px 0; }
-    }
-    &.level-high {
-      border-color: $success_color;
-      background-color: $success_color;
-    }
-    &.level-low {
-      border-color: $warning_color;
-      background-color: $warning_color;
-    }
-    &.empty-fill-block {
-      background-color: transparentize($fg_color,0.8);
-      border-color: transparentize($fg_color,0.8);
-    }
-  }
-}
-
-
-/**********
- * Frames *
- **********/
-.frame {
-  border: 1px solid $borders_color;
-  &.flat { border-style: none; }
-  padding: 0;
-  &.action-bar {
-    padding: 6px;
-    border-width: 1px 0 0;
-  }
-}
-
-GtkScrolledWindow {
-  GtkViewport.frame { // avoid double borders when viewport inside
-                      // scrolled window
-    border-style: none;
-  }
-}
-
-//vbox and hbox separators
-.separator {
-  // always disable separators
-  // -GtkWidget-wide-separators: true;
-  color: transparentize(black, 0.9);
-
-  // Font and File button separators
-  GtkFileChooserButton &,
-  GtkFontButton &,
-  GtkFileChooserButton &.vertical,
-  GtkFontButton &.vertical {
-    // always disable separators
-    -GtkWidget-wide-separators: true;
-  }
-}
-
-/*********
- * Lists *
- *********/
-
-.list, .list-row {
-  background-color: $base_color;
-  border-color: $borders_color;
-}
-
-.list-row,
-.grid-child {
-  padding: 2px;
-}
-
-.list-row.button {
-  @extend %undecorated_button;
-  background-color: transparentize(black, 1); // for the transition
-  border-style: none; // I need no borders here
-  border-radius: 0;   // and no rounded corners
-  box-shadow: none;   // and no box-shadow
-  &:hover {
-    background-color: if($variant == 'light', transparentize(black, 0.95), transparentize(white, 0.97));
-  }
-  &:active {
-    color: $fg_color;
-  }
-  &:selected {
-    &:active { color: $selected_fg_color; }
-    &:hover { background-color: mix(black, $selected_bg_color, 10%); }
-    &:insensitive {
-      color: transparentize($selected_fg_color, 0.3);
-      background-color: transparentize($selected_bg_color, 0.3);
-      .label { color: inherit; }
-    }
-  }
-}
-
-.list-row:selected {
-  @extend %selected_items;
-  .button { @extend %selected-button }
-}
-
-// transition
-.list-row, list-row.button {
-  transition: all 300ms $ease-out-quad;
-  &:hover { transition: none; }
-}
-
-/*********************
- * App Notifications *
- *********************/
-
-.app-notification,
-.app-notification.frame {
-  @extend %osd;
-  padding: 10px;
-  background-color: $osd_bg_color;
-  background-clip: border-box;
-  border-radius: 0 0 2px 2px;
-  border-width: 0 1px 1px 1px;
-  border-style: solid;
-  border-color: darken($osd_bg_color, 10%);
-  
-  .button {
-    @include button(osd);
-    &.flat {
-      @extend %undecorated_button;
-      border-color: transparentize($selected_bg_color, 1);
-      &:insensitive { @extend %undecorated_button; }
-    }
-    &:hover { @include button(osd-hover); }
-    &:active, &:checked { @include button(osd-active); }
-    &:insensitive { @include button(osd-insensitive);
-    }
-  }
-}
-
-/*************
- * Expanders *
- *************/
-
-.expander {
-  -gtk-icon-source: -gtk-icontheme('pan-end-symbolic');
-  &:dir(rtl) { -gtk-icon-source: -gtk-icontheme('pan-end-symbolic-rtl'); }
-  &:hover { color: lighten($fg_color,30%); } //only lightens the arrow
-  &:checked { -gtk-icon-source: -gtk-icontheme('pan-down-symbolic'); }
-}
-
-/************
- * Calendar *
- ***********/
-GtkCalendar {
-  color: $fg_color;
-  border: 1px solid $borders_color;
-  border-radius: 3px;
-  padding: 2px;
-
-  &:selected {
-    background-color: $selected_bg_color;
-    color: $selected_fg_color;
-    border-radius: 1.5px;
-  }
-  &.header {
-    color: $fg_color;
-    border: none;
-    border-radius: 0;
-  }
-  &.button, &.button:focus {
-    color: transparentize($fg_color,0.55);
-    box-shadow: none;
-    border: none;
-    &:hover {
-      color: $fg_color;
-    }
-  }
-  &.highlight { color: gtkalpha(currentColor,0.55); }
-}
-
-/***********
- * Dialogs *
- ***********/
-.message-dialog .dialog-action-area .button {
-  padding: 8px;
-}
-
-.message-dialog { // Message Dialog styling
-  -GtkDialog-button-spacing: 0;
-
-  .titlebar { background-color: $header_bg; border-bottom: 1px solid darken($header_bg, 7%) }
-
-  &.csd { // rounded bottom border styling for csd version
-    &.background {
-      border-bottom-left-radius: 3px;
-      border-bottom-right-radius: 3px;
-      border: none;
-    }
-    .dialog-action-area .button {
-      padding: 8px;
-      border-radius: 0;
-
-      @extend %middle_button;
-
-      &:hover, &:active, &:insensitive {
-        @extend %middle_button;
-      }
-
-      &:focus {
-        color: $selected_bg_color;
-
-        &:active, &:checked { color: $selected_fg_color; }
-      }
-
-//      @each $b_type, $b_color in (suggested-action, $selected_bg_color),
-//                                 (destructive-action, $destructive_color) {
-//        &.#{$b_type} {
-//          @include button(normal, $b_color, white, $edge:none);
-//          @extend %middle_button;
-//          &:hover {
-//            @include button(hover, $b_color, white, $edge:none);
-//            @extend %middle_button;
-//          }
-//          &:active {
-//            @include button(active, $b_color, white, $edge:none);
-//            @extend %middle_button;
-//          }
-//          &:insensitive {
-//            @include button(insensitive, $edge:none);
-//           @extend %middle_button;
-//          }
-//        }
-//      }
-      &:first-child{ @extend %first_button; }
-      &:last-child { @extend %last_button; }
-    }
-    %middle_button {
-      border-right-style: none;
-      border-bottom-style: none;
-    }
-    %last_button {
-      border-bottom-right-radius: 3px;
-    }
-    %first_button {
-      border-left-style: none;
-      border-bottom-left-radius: 3px;
-    }
-  }
-}
-
-GtkFileChooserDialog {
-  .search-bar {
-    background-color: $bg_color;
-    border-color: $borders_color;
-    box-shadow: none;
-  }
-  .dialog-action-box {
-    border-top: 1px solid $borders_color;
-  }
-}
-
-/***********
- * Sidebar *
- ***********/
-.sidebar {
-  border: none;
-  background-color: $bg_color;
-
-  &:selected {
-    background-color: $selected_bg_color;
-  }
-}
-
-// Places sidebar is a special case, since the view here have to look like chrome not content, so we override text color
-GtkPlacesSidebar.sidebar .view {
-
-  color: $fg_color;
-  background-color: transparent;
-
-  &:selected {
-    color: $selected_fg_color;
-    background-color: $selected_bg_color;
-  }
-
-  &.separator { @extend .separator; }
-}
-
-.sidebar-item {
-  padding: 10px 4px;
-  > GtkLabel {
-    padding-left: 6px;
-    padding-right: 6px;
-  }
-  &.needs-attention > GtkLabel {
-    @extend %needs_attention;
-    background-size: 6px 6px, 0 0;
-  }
-}
-
-//
-// Paned
-//
-GtkPaned {                        // this is for the standard paned separator
-
-  -GtkPaned-handle-size: 1;       // sets separator width
-
-  -gtk-icon-source: none;         // removes handle decoration
-  margin: 0 8px 8px 0;            // drag area of the separator, not a real margin
-
-  &:dir(rtl) {
-    margin-right: 0;
-    margin-left: 8px;
-  }
-  .pane-separator {
-    background-color: $borders_color;
-  }
-}
-
-GtkPaned.wide {                     // this is for the paned with wide separator
-  -GtkPaned-handle-size: 5;         // wider separator here
-  margin: 0;                        // no need of the invisible drag area so, reset margin
-  .pane-separator {
-    background-color: transparent;
-    border-style: none solid;
-    border-color: $borders_color;
-    border-width: 1px;
-  }
-  &.vertical .pane-separator { border-style: solid none;}
-}
-
-/**************
- * GtkInfoBar *
- **************/
-GtkInfoBar {
-  border-style: none;
-
-  .button { @extend %selected-button }
-}
-
-.info,
-.question,
-.warning,
-.error,
-GtkInfoBar {
-  background-color: $selected_bg_color;
-  color: $selected_fg_color;
-}
-
-
-//
-// Buttons on selected backgrounds
-//
-%selected-button {
-  color: $selected_fg_color;
-  outline-color: transparentize($selected_fg_color, 0.7);
-  background-color: transparentize($selected_fg_color, 1);
-  border-color: transparentize($selected_fg_color, 0.5);
-
-  &.flat {
-    @include button(undecorated);
-    color: $selected_fg_color;
-    background-color: transparentize($selected_fg_color, 1);
-  }
-  &:hover {
-    color: $selected_fg_color;
-    outline-color: transparentize($selected_fg_color, 0.7);
-    background-color: transparentize($selected_fg_color, 0.8);
-    border-color: transparentize($selected_fg_color, 0.2);
-  }
-  &:active, &:active:hover, &:checked {
-    color: $selected_bg_color;
-    outline-color: transparentize($selected_bg_color, 0.7);
-    background-color: $selected_fg_color;
-    border-color: $selected_fg_color;
-  }
-  &:insensitive {
-    color: transparentize($selected_fg_color, 0.6);
-    background-color: transparentize($selected_fg_color, 1);
-    border-color: transparentize($selected_fg_color, 0.8);
-
-    &:active, &:checked {
-      color: transparentize($selected_bg_color, 0.6);
-      background-color: transparentize($selected_fg_color, 0.8);
-      border-color: transparentize($selected_fg_color, 0.8);
-    }
-  }
-}
-
-/************
- * Tooltips *
- ************/
-.tooltip {
-  &.background {
-    // background-color needs to be set this way otherwise it gets drawn twice
-    // see https://bugzilla.gnome.org/show_bug.cgi?id=736155 for details.
-    background-color: $tooltip_bg;
-    background-clip: padding-box;
-  }
-
-  color: $tooltip_fg;
-  border-radius: 2px;
-
-  &.window-frame.csd {
-    background-color: transparent;
-  }
-}
-
-.tooltip * { //Yeah this is ugly
-  padding: 4px;
-  background-color: transparent;
-  color: inherit; // just to be sure
-}
-
-/*****************
- * Color Chooser *
- *****************/
-
-GtkColorSwatch {
-  // This widget is made of two boxes one on top of the other, the lower box is GtkColorSwatch {} the other one
-  // is GtkColorSwatch .overlay {}, GtkColorSwatch has the programmatically set background, so most of the style
-  // is applied to the overlay box.
-
-  // take care of colorswatches on selected elements
-  :selected & {
-    box-shadow: none;
-    &.overlay, &.overlay:hover {
-      border-color: $selected_fg_color;
-    }
-  }
-
-  // border rounding
-  &.top {
-    border-top-left-radius: 3px;
-    border-top-right-radius: 3px;
-  }
-  &.bottom {
-    border-bottom-left-radius: 3px;
-    border-bottom-right-radius: 3px;
-  }
-  &.left, &:first-child, &:first-child .overlay {
-    border-top-left-radius: 3px;
-    border-bottom-left-radius: 3px;
-  }
-  &.right, &:last-child, &:last-child .overlay {
-    border-top-right-radius: 3px;
-    border-bottom-right-radius: 3px;
-  }
-  &:only-child, &:only-child .overlay {
-    border-radius: 3px;
-  }
-  // nth-child works just on the custom colors row
-
-  // hover effect
-  &:hover,
-  &:hover:selected {
-    background-image: linear-gradient(to bottom, transparentize(white, 0.8));
-  }
-
-  // no hover effect for the colorswatch in the color editor
-  GtkColorEditor & {
-    border-radius: 3px; // same radius as the entry
-    &:hover {
-      background-image: none;
-    }
-  }
-
-  // indicator and keynav outline colors, color-dark is a color with luminosity lower then 50%
-  &.color-dark {
-    color: white;
-    outline-color: transparentize(black, 0.7);
-  }
-  &.color-light {
-    color: black;
-    outline-color: transparentize(white, 0.5);
-  }
-
-  // border color
-  &.overlay,
-  &.overlay:selected {
-    border: 1px solid transparentize(black, 0.85);
-    &:hover { border-color: transparentize(black, 0.75); }
-  }
-
-  // make the add color button looks like, well, a button
-  &#add-color-button {
-    border-style: solid; // the borders are drawn by the overlay for standard colorswatches to have them semi
-    border-width: 1px;   // translucent on the colored background, here it's not necessary so they need to be set
-    @include button(normal);
-    &:hover { @include button(hover); }
-    .overlay { @include button(undecorated); } // reset the overlay to not cover the button style underneath
-  }
-}
-
-GtkColorButton.button {
-  padding: 4px; // Uniform padding on the GtkColorButton
-
-  GtkColorSwatch { border-radius: 0; }
-}
-
-/********
- * Misc *
- ********/
-.scale-popup .button { // +/- buttons on GtkVolumeButton popup
-  padding: 6px;
-  &:hover {
-    @include button(hover);
-  }
-}
-
-GtkVolumeButton.button { padding: 8px; }
-
-/**********************
- * Window Decorations *
- *********************/
-
-.window-frame {
-  border-radius: if($darker=='false' and $variant=='light', 4px 4px 0 0, 3px 3px 0 0);
-  // lamefun trick to get rounded borders regardless of CSD use
-  border-width: 0px;
-
-  // this needs to be transparent
-  // see bug #722563
-  $_wm_border: if($variant=='light', transparentize(black, 0.9), transparentize(black, 0.45));
-
-  box-shadow: 0 0 0 1px if($darker=='true' or $variant == 'dark', darken($header_bg, 7%), $_wm_border),
-              0 4px 8px 1px if($darker == 'false', opacify($_wm_border, 0.1), opacify($_wm_border, 0.15));
-
-  /* this is used for the resize cursor area */
-  margin: 10px;
-
-  &:backdrop {
-    box-shadow: 0 0 0 1px if($darker=='true' or $variant == 'dark', darken($header_bg, 7%), $_wm_border),
-                0 4px 5px 2px if($darker == 'false', $_wm_border, opacify($_wm_border, 0.15));
-  }
-  &.tiled {
-    border-radius: 0;
-  }
-  // server-side decorations as used by mutter
-  &.ssd {
-    border-radius: if($darker=='false' and $variant=='light', 4px 4px 0 0, 3px 3px 0 0);
-    box-shadow: 0 0 0 1px if($darker=='true' or $variant == 'dark', darken($header_bg, 7%), $_wm_border);
-
-    &.maximized { border-radius: 0; }
-  }
-  &.csd {
-    &.popup, &.menu {
-      border-radius: 3px;
-      box-shadow: 0 3px 6px if($variant == 'light', $_wm_border, transparentize($_wm_border, 0.1)),
-                  0 0 0 1px if($variant == 'light', $_wm_border, darken($base_color, 10%));
-    }
-    &.tooltip {
-      border-radius: 2px;
-      box-shadow: 0 1px 3px 1px $_wm_border;
-    }
-    &.message-dialog { border-radius: 3px; }
-  }
-  &.solid-csd {
-    border-radius: 0;
-    margin: 1px;
-    background-color: $header_bg;
-    box-shadow: none;
-  }
-}
-
-//
-// Titlebuttons
-//
-.header-bar,
-.titlebar {
-
-  &.default-decoration .button.titlebutton { // no vertical padding for ssd buttons
-    padding-top: 0px;                        // already handled by the titlebar-padding
-    padding-bottom: 0px;
-  }
-
-  .button.titlebutton {
-    padding: 7px 4px;
-
-    @include button(undecorated);
-    background-color: transparentize($header_bg, 1);
-    border-width: 0;
-
-    &:hover {
-      @include button(header-hover);
-    }
-    &:active, &:checked {
-      @include button(header-active);
-    }
-
-    &.close, &.maximize, &.minimize {
-
-      color: transparent;
-      background-color: transparent;
-      background-position: center;
-      background-repeat: no-repeat;
-
-      &:backdrop { opacity: 1; }
-    }
-
-    &.close { background-image: -gtk-scaled(url('assets/titlebutton-close#{$darker_asset_suffix}.png'),url('assets/titlebutton-close#{$darker_asset_suffix}@2.png')); }
-    &.close:backdrop { background-image: -gtk-scaled(url('assets/titlebutton-close-backdrop#{$darker_asset_suffix}.png'),url('assets/titlebutton-close-backdrop#{$darker_asset_suffix}@2.png')); }
-    &.close:hover { background-image: -gtk-scaled(url('assets/titlebutton-close-hover#{$darker_asset_suffix}.png'),url('assets/titlebutton-close-hover#{$darker_asset_suffix}@2.png')); }
-    &.close:active { background-image: -gtk-scaled(url('assets/titlebutton-close-active#{$darker_asset_suffix}.png'),url('assets/titlebutton-close-active#{$darker_asset_suffix}@2.png')); }
-
-    &.maximize { background-image: -gtk-scaled(url('assets/titlebutton-max#{$darker_asset_suffix}.png'),url('assets/titlebutton-max#{$darker_asset_suffix}@2.png')); }
-    &.maximize:backdrop { background-image: -gtk-scaled(url('assets/titlebutton-max-backdrop#{$darker_asset_suffix}.png'),url('assets/titlebutton-max-backdrop#{$darker_asset_suffix}@2.png')); }
-    &.maximize:hover { background-image: -gtk-scaled(url('assets/titlebutton-max-hover#{$darker_asset_suffix}.png'),url('assets/titlebutton-max-hover#{$darker_asset_suffix}@2.png')); }
-    &.maximize:active { background-image: -gtk-scaled(url('assets/titlebutton-max-active#{$darker_asset_suffix}.png'),url('assets/titlebutton-max-active#{$darker_asset_suffix}@2.png')); }
-
-    &.minimize { background-image: -gtk-scaled(url('assets/titlebutton-min#{$darker_asset_suffix}.png'),url('assets/titlebutton-min#{$darker_asset_suffix}@2.png')); }
-    &.minimize:backdrop { background-image: -gtk-scaled(url('assets/titlebutton-min-backdrop#{$darker_asset_suffix}.png'),url('assets/titlebutton-min-backdrop#{$darker_asset_suffix}@2.png')); }
-    &.minimize:hover { background-image: -gtk-scaled(url('assets/titlebutton-min-hover#{$darker_asset_suffix}.png'),url('assets/titlebutton-min-hover#{$darker_asset_suffix}@2.png')); }
-    &.minimize:active { background-image: -gtk-scaled(url('assets/titlebutton-min-active#{$darker_asset_suffix}.png'),url('assets/titlebutton-min-active#{$darker_asset_suffix}@2.png')); }
-  }
-}
-
-
-// catch all extend :)
-
-%selected_items {
-  background-image: none;
-  background-color: $selected_bg_color;
-  color: $selected_fg_color;
-  outline-color: transparentize($selected_fg_color, 0.7);
-}
-
-/* Decouple the font of context menus from their entry/textview */
-.touch-selection,
-.context-menu {
-  font: initial;
-}
-
-.monospace {
-  font: Monospace;
-}
-
-//
-// Overshoot
-//
-// This is used by GtkScrolledWindow, when content is touch-dragged past boundaries.
-// This draws a box on top of the content, the size changes programmatically.
-.overshoot {
-  &.top { @include overshoot(top); }
-  &.bottom { @include overshoot(bottom); }
-  &.left { @include overshoot(left); }
-  &.right { @include overshoot(right); }
-}
-
-//
-// Undershoot
-//
-// Overflow indication, works similarly to the overshoot, the size if fixed tho.
-.undershoot {
-  &.top { @include undershoot(top); }
-  &.bottom { @include undershoot(bottom); }
-  &.left { @include undershoot(left); }
-  &.right { @include undershoot(right); }
-}