gecko/browser/metro/theme/browser.css

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

%filter substitution
%include defines.inc

%define forward_transition_length 200ms
%define forward_spacing 50px

/* Progress meter ------------------------------------------------- */

#progress-container {
  display: block;
  position: absolute;
  top: -@progress_height@;
  height: @progress_height@;
  width: 100%;
  background-color: hsla(210,5%,80%,1);
  box-shadow: 0 1px 0 hsla(210,5%,50%,.1) inset;
  -moz-user-focus: ignore;
}

#progress-control {
  display: block;
  height: @progress_height@;
  background-image: -moz-linear-gradient(left, hsla(200,100%,83%,.5), hsla(200,100%,83%,0)), -moz-linear-gradient(top, #1ab2ff, #0091ff);
  border-right: 1px solid #0082e5;
  transition: width .3s ease-in;
  -moz-user-focus: ignore;
}

#progress-control:-moz-dir(rtl) {
  transform: scaleX(-1);
}

#progress-control[fade] {
  opacity: 0;
  transition: width .3s ease-in, .5s opacity ease-in;
}

/* Sliding Toolbar/Tab Tray ------------------------------------------------- */

#tray {
  transition: transform @metro_animation_duration@ @metro_animation_easing@;
  transform: translateY(-@tabs_height@);
  width: 100%;
}

#tray {
  position: fixed;
}

#tray[expanded]:not([viewstate="snapped"]) {
  transform: none;
}

/* Tabs --------------------------------------------------------------------- */

#tabs-container {
  background: @panel_dark_color@ @panel_dark_background@;
  padding: 0;
  -moz-padding-start: @metro_spacing_xnormal@;
  width: 100%;
}

#tabs {
  -moz-padding-start: @metro_spacing_large@;
}

#tabs .tabs-list {
  display: block;
  -moz-user-focus: ignore;
  padding: 0;
  background-color: transparent;
  margin: 0;
  overflow: auto;
}

#tabs > .tabs-scrollbox > .arrowscrollbox-scrollbox {
  overflow: hidden;
}

#tabs[input="imprecise"] > .tabs-scrollbox > .scrollbutton-up,
#tabs[input="imprecise"] > .tabs-scrollbox > .scrollbutton-down {
  visibility: collapse !important;
}
#tabs > .tabs-scrollbox > .scrollbutton-up {
  list-style-image: url("images/tab-arrows.png") !important;
  -moz-image-region: rect(15px 58px 63px 14px) !important;
}
#tabs > .tabs-scrollbox > .scrollbutton-up:hover {
  -moz-image-region: rect(14px 102px 62px 58px) !important;
}
#tabs > .tabs-scrollbox > .scrollbutton-up:active {
  -moz-image-region: rect(14px 152px 62px 108px) !important;
}
#tabs > .tabs-scrollbox > .scrollbutton-up[disabled] {
  -moz-image-region: rect(15px 196px 63px 152px) !important;
}

#tabs > .tabs-scrollbox > .scrollbutton-down {
  list-style-image: url("images/tab-arrows.png") !important;
  -moz-image-region: rect(73px 58px 121px 14px) !important;
}
#tabs > .tabs-scrollbox > .scrollbutton-down:hover {
  -moz-image-region: rect(72px 102px 120px 58px) !important;
}
#tabs > .tabs-scrollbox > .scrollbutton-down:active {
  -moz-image-region: rect(72px 152px 120px 108px) !important;
}
#tabs > .tabs-scrollbox > .scrollbutton-down[disabled] {
  -moz-image-region: rect(73px 196px 121px 152px) !important;
}

#tabs-container[viewstate="snapped"] {
  visibility: hidden;
}

@-moz-keyframes open-documenttab {
  0% {
    opacity: 0;
    transform: scale(0, 0);
  }

  100% {
    opacity: 1;
    transform: scale(1, 1);
  }
}

@-moz-keyframes close-documenttab {
  0% {
    opacity: 1;
    transform: scale(1, 1);
  }

  100% {
    opacity: 0;
    transform: scale(0, 0);
  }
}

.documenttab-container {
  animation: open-documenttab 0.4s ease-out;
}

documenttab[closing] > .documenttab-container {
  animation: close-documenttab 0.4s ease-out;
  animation-fill-mode: forwards;
}

.documenttab-favicon {
  visibility: collapse;
}

.documenttab-thumbnail {
  margin: @metro_spacing_normal@ @metro_spacing_snormal@;
  background: white none center top no-repeat;
  background-size: cover;
  width: @thumbnail_width@;
  height: @thumbnail_height@;
}
#tray:not([expanded]) .documenttab-thumbnail {
  background-image: none!important;
}

.documenttab-title {
  margin: @metro_spacing_normal@ @metro_spacing_snormal@;
  margin-top: 0;
  font-size: @metro_font_normal@;
  width: @thumbnail_width@;
  padding: 4px @metro_spacing_snormal@ 8px;

  background: #000;
  opacity: 0.95;
  color: #fff;
  box-shadow: 0 0 @metro_spacing_snormal@ rgba(0, 0, 0, 0.25);
}

.documenttab-crop {
  background: transparent url("chrome://browser/skin/images/tab-crop.png") 50% 50% no-repeat;
}

.documenttab-selection {
  background: transparent -moz-image-rect(url("chrome://browser/skin/images/tab-overlay.png"), 0%, 100%, 50%, 0%) 50% 50% no-repeat;
}

documenttab[selected] .documenttab-selection {
  background: transparent -moz-image-rect(url("chrome://browser/skin/images/tab-overlay.png"), 50%, 100%, 100%, 0%) 50% 50% no-repeat;
}

.documenttab-close {
  background: none !important;
  padding: @metro_spacing_small@ !important;
  margin-top: @metro_spacing_snormal@;
  -moz-margin-end: @metro_spacing_xsmall@;
  border-color: transparent !important;
  list-style-image: url("chrome://browser/skin/images/closetab-default.png");
}

.documenttab-close > .button-box > .button-text {
  display: none;
}

#tabs-controls {
  -moz-box-align: start;
  -moz-box-orient: vertical;
}

#newtab-button {
  list-style-image: url(chrome://browser/skin/images/newtab-default.png);

  /* Add some extra padding for a larger target */
  padding: 18px 25px 30px;
}

/* Selection overlay and monocles ----------------------------------------------- */

#page,
.selection-overlay {
  -moz-stack-sizing: ignore;
}

.selection-overlay {
  pointer-events: none;
}

.selection-overlay:-moz-focusring {
  outline: 0 !important;
}

.selection-overlay-hidden {
  display: none;
}

.selectionhandle {
  list-style-image: url("chrome://browser/skin/images/selection-monocle.png");
  border: 0px solid gray;
  padding: 0px;
  margin-top: -30px;
  margin-left: -18px;
  pointer-events: auto;
}

/* Toolbar ------------------------------------------------------------------ */

#toolbar-autocomplete {
  background-color: @panel_light_color@;
}

#toolbar > #back-button {
  list-style-image: url(chrome://browser/skin/images/appbar-back.png);
  position: relative;
  z-index: 1;
  transition: opacity @forward_transition_length@ ease-out;
}

#toolbar > #back-button[disabled] {
  visibility: visible;
  opacity: 0.5;
}

#toolbar > #forward-button {
  list-style-image: url(chrome://browser/skin/images/appbar-forward.png);
  transition: margin @forward_transition_length@ ease-out,
              visibility @forward_transition_length@ ease-out,
              opacity @forward_transition_length@ ease-out;
}

#toolbar > #forward-button[disabled] {
  -moz-margin-start: -@forward_spacing@;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

@media (min-resolution: 130dpi) {
  #toolbar > #back-button {
    list-style-image: url(chrome://browser/skin/images/appbar-back@1.4x.png);
  }

  #toolbar > #forward-button {
    list-style-image: url(chrome://browser/skin/images/appbar-forward@1.4x.png);
  }
}

/* URL bar */
#urlbar-container {
  border: @metro_border_thick@ solid @urlbar_border_color@;
  margin: 0 @toolbar_horizontal_spacing@;
  padding: 0;
  background-color: @field_background_color@;
  overflow: hidden;
}

#urlbar-container[mode="edit"] {
  border-color: @metro_orange@;
}

/* Identity widget */
#identity-icon {
  margin: 0;
  padding: 0 @metro_spacing_snormal@;
  list-style-image: url("chrome://browser/skin/images/identity-icons-generic.png");
}

#identity-box-inner.verifiedDomain > #identity-icon {
  list-style-image: url("chrome://browser/skin/images/identity-icons-https.png");
}

#identity-box-inner.verifiedIdentity > #identity-icon {
  list-style-image: url("chrome://browser/skin/images/identity-icons-https-ev.png");
}

/* Main URL textbox */
#urlbar-edit {
  margin: 0 !important;
  min-height: @urlbar_edit_height@;
  -moz-appearance: none !important;
  border-radius: 0;
  border: 0 none !important;
  padding: 0 !important;
}

#urlbar-edit > hbox > .textbox-input-box > .textbox-input::-moz-selection {
  color: white;
  background-color: @metro_orange@;
}

#urlbar-edit > hbox > .textbox-input-box > .textbox-input:invalid {
  /* Hide error glow around the address bar that shows by default
   * when URLs are made invalid by trmming. */
  box-shadow: none !important;
}

/* Combined stop-reload button */
#reload-button {
  list-style-image: url(chrome://browser/skin/images/appbar-reload.png);
}

#stop-button {
  list-style-image: url(chrome://browser/skin/images/appbar-stop.png);
}

#toolbar[mode="loading"] > #urlbar-container > #reload-button,
#toolbar:-moz-any([mode="edit"], [mode="view"]) > #urlbar-container > #stop-button,
#toolbar[viewstate="snapped"] > #urlbar-container ~ toolbarbutton {
  visibility: collapse;
}

#navbar[startpage] {
  transform: none;
}

/* App Bar ----------------------------------------------------------------- */

/* Page-Specific */

#pin-button {
  list-style-image: url(chrome://browser/skin/images/appbar-pin.png);
}

#star-button {
  list-style-image: url(chrome://browser/skin/images/appbar-star.png);
}

#menu-button {
  list-style-image: url(chrome://browser/skin/images/appbar-menu.png);
}

@media (min-resolution: 130dpi) {
  #pin-button {
    list-style-image: url(chrome://browser/skin/images/appbar-pin@1.4x.png);
  }

  #star-button {
    list-style-image: url(chrome://browser/skin/images/appbar-star@1.4x.png);
  }

  #menu-button {
    list-style-image: url(chrome://browser/skin/images/appbar-menu@1.4x.png);
  }
}

/* Application-Specific */

#download-button {
  -moz-image-region: rect(0px, 40px, 40px, 0px) !important;
}
#download-button:hover {
  -moz-image-region: rect(40px, 40px, 80px, 0px) !important;
}
#download-button:active {
  -moz-image-region: rect(80px, 40px, 120px, 0px) !important;
}

#contextualactions-tray {
  background-color: @metro_orange@;
}

#contextualactions-tray > toolbarbutton {
  opacity: 1;
}
#contextualactions-tray > toolbarbutton[fade] {
  opacity: 0;
}
#contextualactions-tray > toolbarbutton:not([immediate]) {
  transition-property: opacity;
  transition-duration: .3s;
  transition-timing-function: ease-in;
  transition-delay: 80ms;
}
#contextualactions-tray > toolbarbutton > .toolbarbutton-text {
  color: white;
}

#pin-selected-button {
  -moz-image-region: rect(0px, 240px, 40px, 200px) !important;
}
#pin-selected-button:hover {
  -moz-image-region: rect(40px, 240px, 80px, 200px) !important;
}
#pin-selected-button:active {
  -moz-image-region: rect(80px, 240px, 120px, 200px) !important;
}
#unpin-selected-button {
  -moz-image-region: rect(0px, 280px, 40px, 240px) !important;
}
#unpin-selected-button:hover {
  -moz-image-region: rect(40px, 280px, 80px, 240px) !important;
}
#unpin-selected-button:active {
  -moz-image-region: rect(80px, 280px, 120px, 240px) !important;
}
#delete-selected-button {
  -moz-image-region: rect(0px, 480px, 40px, 440px) !important;
}
#delete-selected-button:hover {
  -moz-image-region: rect(40px, 480px, 80px, 440px) !important;
}
#delete-selected-button:active {
  -moz-image-region: rect(80px, 480px, 120px, 440px) !important;
}
#clear-selected-button {
  -moz-image-region: rect(0px, 520px, 40px, 480px) !important;
}
#clear-selected-button:hover {
  -moz-image-region: rect(40px, 520px, 80px, 480px) !important;
}
#clear-selected-button:active {
  -moz-image-region: rect(80px, 520px, 120px, 480px) !important;
}

#restore-selected-button {
  -moz-image-region: rect(0px, 560px, 40px, 520px) !important;
}
#restore-selected-button:hover {
  -moz-image-region: rect(40px, 560px, 80px, 520px) !important;
}
#restore-selected-button:active {
  -moz-image-region: rect(80px, 560px, 120px, 520px) !important;
}

/* Flyouts ---------------------------------------------------------------- */
/* don't add a margin to the very top settings entry in flyouts */
flyoutpanel > settings:first-child {
  margin-top: 0px;
}

/* Sync flyout pane */

#sync-flyoutpanel {
  width: 346px;
  font-size: @metro_font_normal@;
  font-weight: 400;
}

#sync-flyoutpanel button {
  font-weight: 700;
}

#sync-flyoutpanel .syncHeader {
  font-weight: 600;
}

#sync-flyoutpanel .syncSecondaryText {
  font-weight: 100;
  font-size: @metro_font_snormal@;
}

#sync-flyoutpanel .syncInstructionText {
  font-style: italic;
}

.syncThrobber .progressBall {
   margin: 2px;
   width: 22px;
   height: 22px;
 }

.syncThrobber .progressBallInner {
  width: 5px;
  height: 5px;
  border-radius: 3px;
}

#sync-flyoutpanel .syncErrorText {
  color: red;
}

#sync-flyoutpanel textbox {
  margin: @metro_spacing_small@;
  padding: @metro_spacing_xsmall@ @metro_spacing_snormal@;
  background: @field_background_color@;
  border: @metro_border_thick@ solid @field_mid_foreground_color@ !important;
  color: @field_foreground_color@;
}

#sync-setup-throbber {
  margin-top: 15px;
  margin-left: 25px;
}

#sync-connected-device {
  width: 200px;
}

#sync-manualsetup-failure {
  width: 200px;
}

#sync-flyoutpanel .syncJPAKECode {
  margin: @metro_spacing_small@;
  padding: @metro_spacing_xsmall@ @metro_spacing_snormal@;
  background: @field_background_color@;
  border: @metro_border_thick@ solid @field_mid_foreground_color@ !important;
  color: @field_foreground_color@;
  display: block !important;
  font-size: @metro_font_large@ !important;
  font-weight: 600;
  letter-spacing: 0.4em;
  text-align: center;
  width: 175px;
}

#sync-connected-device {
  margin-bottom: 0px;
  padding-bottom: 0px;
}

#sync-connected-lastSynced {
  margin-top: 0px;
  padding-top: 0px;
}

#sync-connected-throbber {
  margin-top: 12px;
  margin-left: 15px;
}

/* About flyout pane */

#about-flyoutpanel {
  width: 350px;
  background-image:url('chrome://browser/skin/images/about-footer.png');
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: right bottom;
}

#about-product-label {
 font-weight: bold;
}

#about-version-label {
 margin-top: 11pt;
}

#about-policy-label {
 margin-top: 24pt;
}

#currentChannel {
  margin: 0;
  padding: 0;
  font-weight: bold;
}

/* Preferences flyout */

#prefs-flyoutpanel {
  width: 400px;
}

/* Lay out each <setting> in a single row */
setting {
  min-height: @touch_row@; /* row size */
  -moz-box-align: center;
  -moz-box-orient: horizontal;
}

/* ...except for some exceptions */
.setting-expanded {
  -moz-box-align: start;
  -moz-box-orient: vertical;
}

setting > vbox {
  -moz-box-flex: 1;
}

settings {
  margin-top: 32px;
}

.settings-title {
  font-weight: bold;
}

/* <setting> elements that are not in a <settings> group get special treatment */
#prefs-flyoutpanel > setting,
#sync-flyoutpanel > setting {
  margin-top: 16px;
}

#prefs-flyoutpanel > setting .preferences-title {
  font-weight: bold;
}

setting[type="integer"] > .preferences-alignment,
setting[type="string"] > .preferences-alignment {
  -moz-box-flex: 3;
}

setting[type="file"] > .preferences-alignment,
setting[type="directory"] > .preferences-alignment {
  -moz-box-align: center;
}

/* Removes the left side title vbox on radio setting */
setting[type="radio"] > vbox {
  display: none;
}

#prefs-homepage-options, #prefs-homepage-popup {
  min-width: 200px;
}

.options-box {
  -moz-margin-start: 28px;  /* sized based on the 32px addon image */
}

.options-box > setting:last-child {
  border-bottom: 0;
}

.preferences-description {
  font-size: @font_small@ !important;
  color: grey;
}

.preferences-description:empty {
  display: none;
}

/* Clear private data prefs */

/* hide subitems when other data checkbox is not checked */
#prefs-privdata-other:not([checked]) + #prefs-privdata-subitems {
  display: none;
}

#prefs-privdata-subitems {
  display: block;
  padding-left: @metro_spacing_xnormal@;
  font-size: @metro_font_snormal@;
}

/* arrange sub-items in two columns */
.privdata-subitem-item {
  display: inline-block;
  vertical-align: middle;
  margin: 0;
  width: 50%;
}

#clear-notification {
  max-height: 25px;
}

#clearprivacythrobber {
  max-width: 25px;
  max-height: 25px;
}

#clearprivacythrobber .progressContainer {
  width: 25px;
  height: 25px;
}

#clearprivacythrobber .progressBall {
  margin: 2px;
  width: 22px;
  height: 22px;
}

#clear-notification-done {
  font-weight: bold;
}

/* Start UI (Autocomplete + New Tab Page) ----------------------------------- */

#start-container {
  display: none;
}

#start-container[startpage],
#start-container[filtering] {
  display: -moz-box;
}

#start-scrollbox[input="precise"] {
  overflow-x: scroll;
  /* Move scrollbar above toolbar, discount padding added by .meta in #start-container */
  margin-bottom: calc(@toolbar_height@ - @metro_spacing_normal@);
}

/* if autocomplete is set, hide both start pages,
 *  else hide the autocomplete screen */
#start-container[filtering] > .start-page,
#start-container:not([filtering]) > #start-autocomplete {
  visibility: collapse;
}

/* startUI sections, grids */
#start-container .meta-section {
  /* allot space for at least a single column */
  min-width: @grid_double_column_width@;
}

#start-topsites {
  /* allot space for 3 tile columns for the topsites grid */
  min-width: calc(3 * @grid_double_column_width@);
}

/* if snapped, hide the fullscreen awesome screen, if viewstate is anything
 *  other than snapped, hide the snapped awesome screen */
#start[viewstate="snapped"],
#snapped-start:not([viewstate="snapped"]) {
  visibility: collapse;
}

/*Formatting for the limited horizontal space of snapped*/
#start-autocomplete[viewstate="snapped"] .richgrid-item-content {
  -moz-box-orient: horizontal;
}

#start-container,
#start-autocomplete {
  padding-left: 0;
  padding-right: 0;
}

#start-container[viewstate="snapped"] .meta-section {
  margin: 0px;
  min-width: @grid_double_column_width@;
}

/* Browser Content Areas ----------------------------------------------------- */

/* Hide the browser while the start UI is visible */
#content-viewport[startpage],
#content-viewport[filtering] {
  visibility: collapse;
}

/* a 'margin-top' is applied dynamically in ContentAreaObserver */
#browsers {
  background: white;
  transition-property: margin-top;
  transition-duration: .3s;
  transition-timing-function: ease-in-out;
}

#browsers browser {
  transition: padding-bottom @metro_animation_duration@ @metro_animation_easing@;
}

#browsers[findbar] browser {
  padding-bottom: @findbar_height@;
}

/* Panel UI ---------------------------------------------------------------- */

#panel-container {
  padding: 60px 40px;
}

#panel-container[viewstate="snapped"] .canSnapTiles .richgrid-item-content {
  -moz-box-orient: horizontal;
}

#panel-close-button {
  background: transparent;
  border: 0 none;
  -moz-appearance: none;
  margin: 0;
  -moz-margin-end: 40px;
  list-style-image: url(chrome://browser/skin/images/appbar-back.png);
  -moz-image-region: rect(0 40px 40px 0);
  padding: 0;
  min-height: 40px;
  max-height: 40px;
  -moz-box-pack: center;
}

@media (min-resolution: 130dpi) {
  #panel-close-button {
    list-style-image: url(chrome://browser/skin/images/appbar-back@1.4x.png);
    width: 40px;
  }
}

#panel-close-button[disabled] {
  opacity: .5;
}

#panel-items {
  padding-top: 20px;
  -moz-padding-start: 88px;
}

#panel-container[viewstate="snapped"] #panel-items {
  padding-left: 0px;
}

/* Console Section - Panel UI ---------------------------------------------- */

#console-filter-warnings,
#console-filter-messages {
  visibility: visible;
}

@media (max-width: 499px) {
  #console-filter-warnings,
  #console-filter-messages {
    visibility: collapse;
  }
}

.console-error-msg,
.console-msg-text {
  white-space: pre-wrap;
}

/* Context Menu ------------------------------------------------------------ */

#context-commands richlistitem[disabled] {
  display: none;
}

/* Alert Popup -------------------------------------------------------------- */
#alerts-container {
  color: white;
  background-color: #5e6166;
  border: @border_width_small@ solid #767973;
  border-radius: @border_radius_normal@;
  box-shadow: black 0 @border_radius_tiny@ @border_radius_tiny@;
  padding: @padding_normal@; /* core spacing on top/bottom */
  margin-bottom: @margin_large@;
  transition-property: opacity;
  transition-duration: 0.5s;
  opacity: 0;
}

#alerts-container.showing {
  opacity: 1;
}

#alerts-title {
  font-size: @font_small@ !important;
}

#alerts-text {
  font-size: @font_xsmall@ !important;
  white-space: pre;
}

#alerts-container {
  -moz-margin-end: @margin_large@;
}

/* overlay buttons */

.overlay-button {
  position: fixed;
  top: 50%;
  margin-top: -65px;
  width: 118px;
  height: 118px;
  background-color: hsla(210,30%,10%,.2);
  background-size: 60px;
  background-repeat: no-repeat;
  background-origin: padding-box;
  background-clip: padding-box;
  border: 6px solid hsla(0,0%,100%,.7);
  border-radius: 50%;
  box-shadow: 0 0 0 1px hsla(0,0%,0%,.04),
              0 0 9px 0 hsla(0,0%,0%,.1);
  transition-property: left, right, transform, background-position, background-color, background-size, border-color, visibility, box-shadow, top;
  transition-duration: 550ms;
  transition-timing-function: cubic-bezier(0.1, 0.9, 0.2, 1);
}

#overlay-back {
  background-image: url(chrome://browser/skin/images/overlay-back.png);
}

#overlay-plus {
  background-image: url(chrome://browser/skin/images/overlay-plus.png);
}

#overlay-back:-moz-locale-dir(ltr),
#overlay-plus:-moz-locale-dir(rtl) {
  left: -70px;
  background-position: right 6px center;
}

#overlay-plus:-moz-locale-dir(ltr),
#overlay-back:-moz-locale-dir(rtl) {
  right: -70px;
  background-position: left 6px center;
}

#stack[keyboardVisible] > .overlay-button,
#stack[fullscreen] > .overlay-button,
#appbar[visible] ~ .overlay-button,
.overlay-button[disabled] {
  box-shadow: none;
  visibility: collapse;
}

#stack[keyboardVisible] > #overlay-back:-moz-locale-dir(ltr),
#stack[keyboardVisible] > #overlay-plus:-moz-locale-dir(rtl),
#stack[fullscreen] > #overlay-back:-moz-locale-dir(ltr),
#stack[fullscreen] > #overlay-plus:-moz-locale-dir(rtl),
#appbar[visible] ~ #overlay-back:-moz-locale-dir(ltr),
#appbar[visible] ~ #overlay-plus:-moz-locale-dir(rtl),
#overlay-back[disabled]:-moz-locale-dir(ltr),
#overlay-plus[disabled]:-moz-locale-dir(rtl) {
  transform: translateX(-60px);
}

#stack[keyboardVisible] > #overlay-plus:-moz-locale-dir(ltr),
#stack[keyboardVisible] > #overlay-back:-moz-locale-dir(rtl),
#stack[fullscreen] > #overlay-plus:-moz-locale-dir(ltr),
#stack[fullscreen] > #overlay-back:-moz-locale-dir(rtl),
#appbar[visible] ~ #overlay-plus:-moz-locale-dir(ltr),
#appbar[visible] ~ #overlay-back:-moz-locale-dir(rtl),
#overlay-plus[disabled]:-moz-locale-dir(ltr),
#overlay-back[disabled]:-moz-locale-dir(rtl) {
  transform: translateX(60px);
}

.overlay-button:hover {
  background-color: hsla(210,30%,10%,.4);
  background-size: 90px;
  border-color: hsla(0,0%,100%,.9);
}

#overlay-back:-moz-locale-dir(ltr):hover,
#overlay-plus:-moz-locale-dir(rtl):hover {
  background-position: right 12px center;
  transform: translateX(40px) scale(1.2);
}

#overlay-plus:-moz-locale-dir(ltr):hover,
#overlay-back:-moz-locale-dir(rtl):hover {
  background-position: left 12px center;
  transform: translateX(-40px) scale(1.2);
}

#overlay-back[mousedrag],
#overlay-plus[mousedrag] {
  transition-property: left, right, transform, background-position, background-color, background-size, border-color, visibility, box-shadow;
}


/* helperapp (save-as) popup ----------------------------------------------- */
#helperapp-target {
  font-size: @font_small@ !important;
}

/* content scrollbars */
.scroller {
  opacity: 0;
  background-color: rgba(0, 0, 0, 0.4) !important;
  -moz-border-top-colors: none !important;
  -moz-border-bottom-colors: none !important;
  -moz-border-right-colors: none !important;
  -moz-border-left-colors: none !important;
  border-radius: @border_radius_tiny@;
  border: @border_width_tiny@ solid rgba(255, 255, 255, 0.4) !important;
}

.scroller[panning] {
  opacity: 1;
}

.scroller[orient="vertical"] {
  min-width: @scroller_thickness@;
  width: @scroller_thickness@;
  min-height: @scroller_minimum@;
}

.scroller[orient="horizontal"] {
  min-height: @scroller_thickness@;
  height: @scroller_thickness@;
  min-width: @scroller_minimum@;
}

#browsers[input="imprecise"] browser {
  overflow: hidden;
}

/* :::::: autoscroll popup ::::: */

.autoscroller {
  height: 28px;
  width: 28px;
  border: none;
  margin: -14px;
  padding: 0;
  background-image: url("chrome://browser/skin/images/autoscroll.png");
  background-color: transparent;
  position: fixed;
  visibility: hidden;
  background-repeat: no-repeat;
  background-origin: padding-box;
  background-clip: padding-box;
  background-position: right top;
  -moz-appearance: none;
}

.autoscroller[scrolldir="NS"] {
  background-position: right center;
}

.autoscroller[scrolldir="EW"] {
  background-position: right bottom;
}