::-webkit-scrollbar-thumb {
	background-color: var(--scrollbar_thumb, #cdcdcd);
}

::-webkit-scrollbar-thumb:hover {
	background-color: var(--scrollbar_thumb_hover, #a6a6a6);
}

::-webkit-scrollbar-track {
	background-color: var(--scrollbar_track, #e4e4e4);
}

body {
	background-color: var(--tab_list_background, #fafafa);
}
/* DO NOT REPEAT BACKGROUND IMAGES */

div {
	background-repeat: no-repeat;
}


/* HIDE OVERFLOW */

#toolbar,
#toolbar_search,
#toolbar_tools,
#tabs_menu {
	overflow: hidden;
}


/* AUTO SIZE */

#tab_list,
#pin_list {
	width: auto;
	height: auto;
}


/* WIDTH: 100% */

#toolbar,
#toolbar_main,
#toolbar_search,
#toolbar_tools {
	width: 100%;
}


/* POSITION: RELATIVE */

#toolbar,
#toolbar_separator,
#filter_box,
#button_filter_clear,
.button,
#pin_list,
#tab_list,
.pin,
.tab {
	position: relative;
}


/* POSITION: ABSOLUTE */

.tab_mediaicon,
#tabs_menu,
.toolbar_int {
	position: absolute;
}


/* PLACEMENT HORIZONTAL */

#toolbar_search_input_box,
#toolbar_search_buttons,
#filter_box,
#button_filter_clear,
.button,
.tab_mediaicon,
.pin {
	display: inline-block;
	vertical-align: top;
}


/* PLACEMENT VERTICAL */

#toolbar,
#pin_list,
#tab_list,
.tab {
	display: vinline-block;
}


/* HIDE */

.hidden {
	position: absolute;
	top: -1000px;
	left: -1000px;
	width: 0px;
	height: 0px;
	border: none;
	margin: 0px;
	overflow: hidden;
	margin: 0px;
}

#pin_list.hidden {
	margin-bottom: -2px;
}


/* TOOLBAR */

.toolbar {
	padding-top: 1px;
	background-color: var(--toolbar_background, #f2f2f2);
}

.toolbar_int {
	border-bottom: 1px solid var(--toolbar_border_bottom, #cccccc);
}

#toolbar_main {
	top: 0px;
	height: 26px;
}

#toolbar_search,
#toolbar_tools {
	top: 27px;
	height: 26px;
}

#toolbar_separator {
	top: 54px;
	height: 15px;
	width: 100%;
	background-color: white;
}

#toolbar_unused_buttons {
	top: 69px;
	height: 26px;
	width: 100%;
	background-color: #b8ffbf;
}

.button {
	z-index: 100;
	width: 22px;
	height: 22px;
	bottom: -1px;
	left: 1px;
	margin-right: 1px;
}

.button:not(.on) {
	background-color: var(--button_background, #f2f2f2);
	border: 1px solid var(--button_border, #f2f2f2);
}

.button:hover:not(.on) {
	background-color: var(--button_hover_background, #dcdcdc);
	border: 1px solid var(--button_hover_border, #bebebe);
}

.button.on {
	height: 24px;
	background-color: var(--toolbar_background, #f2f2f2);
	border: 1px solid var(--toolbar_border_bottom, #cccccc);
	border-bottom: 1px solid var(--toolbar_background, #f2f2f2);
}

.button_img {
	width: 22px;
	height: 22px;
	background-size: 22px 22px;
	background-position: 0px 0px;
	background-color: var(--button_icons, #808080);
}


/* TOOLBAR BUTTONS */

#button_bookmarks>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_bookmarks.svg);
	mask-image: url(../theme/toolbar_bookmarks.svg);
}

#button_options>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_options.svg);
	mask-image: url(../theme/toolbar_options.svg);
}

#button_settings>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_settings.svg);
	mask-image: url(../theme/toolbar_settings.svg);
}

#button_move .button_img {
	-webkit-mask-box-image: url(../theme/toolbar_move.svg);
	mask-image: url(../theme/toolbar_move.svg);
}

#button_pin>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_pin.svg);
	mask-image: url(../theme/toolbar_pin.svg);
}

#button_history>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_history.svg);
	mask-image: url(../theme/toolbar_history.svg);
}

#button_undo>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_undo.svg);
	mask-image: url(../theme/toolbar_undo.svg);
}

#button_downloads>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_downloads.svg);
	mask-image: url(../theme/toolbar_downloads.svg);
}

#button_extensions>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_extensions.svg);
	mask-image: url(../theme/toolbar_extensions.svg);
}

#button_discard>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_discard.svg);
	mask-image: url(../theme/toolbar_discard.svg);
}

#button_new>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_new.svg);
	mask-image: url(../theme/toolbar_new.svg);
}

#button_tools>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_tools.svg);
	mask-image: url(../theme/toolbar_tools.svg);
}

#button_search>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_search.svg);
	mask-image: url(../theme/toolbar_search.svg);
}


/* TOOLBAR SEARCHBOX */

#button_filter_type.url>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_filter_url.svg);
	mask-image: url(../theme/toolbar_filter_url.svg);
}

#button_filter_type.title>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_filter_title.svg);
	mask-image: url(../theme/toolbar_filter_title.svg);
}

#filter_search_go_prev,
#filter_search_go_next {
	width: 16px;
}

#filter_search_go_prev>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_filter_search_go_prev.svg);
	mask-image: url(../theme/toolbar_filter_search_go_prev.svg);
	width: 16px;
	background-size: 16px 22px;
}

#filter_search_go_next>.button_img {
	-webkit-mask-box-image: url(../theme/toolbar_filter_search_go_next.svg);
	mask-image: url(../theme/toolbar_filter_search_go_next.svg);
	width: 16px;
	background-size: 16px 22px;
}

#toolbar_search_input_box {
	position: relative;
	top: 0px;
	left: 2px;
	height: 25px;
	width: calc(100% - 67px);
	overflow: hidden;
}

#filter_box {
	top: 2px;
	padding-left: 6px;
	width: calc(100% - 10px);
	height: 18px;
	background-color: var(--filter_box_background, #fafafa);
	border: solid 1px var(--filter_box_border, #cccccc);
	color: var(--filter_box_font, #808080);
}

#filter_box:focus {
	outline: none;
}

#button_filter_clear {
	-webkit-mask-box-image: url(../theme/toolbar_filter_clear.svg);
	mask-image: url(../theme/toolbar_filter_clear.svg);
	top: 6px;
	right: 17px;
	width: 16px;
	height: 16px;
	background-color: var(--filter_clear_icon, #808080);
}

#toolbar_search_buttons {
	position: relative;
	left: 2px;
	height: 24px;
	width: 30px;
}


/* LISTS */

#pin_list {
	height: auto;
	overflow-x: auto;
	overflow-y: hidden;
	padding-right: 2px;
	padding-bottom: 1px;
	background-color: var(--pin_list_background, #fafafa);
	border-bottom: 1px solid var(--pin_list_border_bottom, #cccccc);
}

#tab_list {
	overflow-x: hidden;
	overflow-y: auto;
	z-index: 100;
	background-color: var(--tab_list_background, #fafafa);
}


/* PINS AND TABS */

.tab_header {
	border: 1px solid var(--tab_border, #bebebe);
	background-color: var(--tab_background, #f2f2f2);
}

.tab_header.tab_header_hover {
	border: 1px solid var(--tab_hover_border, #878787);
	background-color: var(--tab_hover_background, #d7d7d7);
}

.selected>.tab_header {
	border: 1px solid var(--tab_selected_border, #70c0e7);
	background-color: var(--tab_selected_background, #e5f3fb);
}

.selected>.tab_header.tab_header_hover {
	border: 1px solid var(--tab_selected_hover_border, #78aee5);
	background-color: var(--tab_selected_hover_background, #d0e2f0);
}


/* TABS */

.tab_header>.tab_title {
	z-index: 5;
	font-family: Arial, Helvetica, "Nimbus Sans L", "Liberation Sans", FreeSans, Sans-serif;
	white-space: nowrap;
	text-overflow: ellipsis;
	width: auto;
	overflow: hidden;
	padding-right: 3px;
	padding-left: var(--title_padding_left, 25px);
	color: var(--tab_title, #000000);
	font-size: var(--title_font_size, 12px);
}

.tab.active>.tab_header>.tab_title {
	font-weight: var(--active_font_weight, bold);
	color: var(--tab_title_active, #000000);
}

.tab.discarded>.tab_header>.tab_title {
	color: var(--tab_title_discarded, #7e7e7e);
}

.tab.filtered>.tab_header {
	background-color: var(--tab_filtered, #e8e000);
}

.tab.selected.filtered>.tab_header {
	background-color: var(--tab_filtered_selected, #0f8079);
}

.tab.selected.active.filtered>.tab_header {
	background-color: var(--tab_filtered_selected_active, #1299a9);
}

.tab.filtered.highlighted_search>.tab_header {
	background-color: var(--tab_filtered_highlighted, #ffa500);
}

.tab {
	position: relative;
	display: vinline-block;
	left: 0px;
	height: auto;
	width: auto;
	border-top: 1px solid transparent;
}

.tab>.tab_header {
	/* tab size is here, all the rest is automatically calculated, adjust line-height to fix title vertical position */
	z-index: 10;
	position: relative;
	top: 0px;
	left: 13px;
	height: var(--tab_height, 19px);
	line-height: var(--tab_height_line, 22px);
	width: calc(100% - 16px);
	background-image: url(../theme/empty.svg);
	background-size: var(--favicon_size, 16px 16px);
	background-position: var(--favicon_pos, 4px center);
}


.drop_target {
	display: none;
	position: absolute;
}

.tab>.drop_target {
	left: 13px;
	width: calc(100% - 14px);
}

.tab>.drag_enter_center {
	z-index: 11;
	top: -1px;
	height: calc(var(--tab_height, 21px) + 2px);
	border: 1px solid transparent;
}

.tab>.drag_enter_center.highlighted_drop_target {
	border: 1px solid var(--drag_indicator, #339bf3);
}

.tab>.drag_entered_top {
	z-index: 15;
	top: -1px;
	height: var(--drag_area_top, 7px);
	border-top: 1px solid transparent;
}
.tab>.drag_entered_top.highlighted_drop_target {
	border-top: 1px solid var(--drag_indicator, #339bf3);
}

.tab>.drag_entered_bottom {
	z-index: 20;
	bottom: -1px;
	height: var(--drag_area_bottom, 5px);
	border-bottom: 1px solid transparent;
}
.tab>.drag_entered_bottom.highlighted_drop_target {
	bottom: -1px;
	border-bottom: 1px solid var(--drag_indicator, #339bf3);
}

.children>.tab:last-child>.drag_entered_bottom {
	z-index: 19;
	bottom: 3px;
	border-bottom: 1px solid transparent;
}
.children>.tab:last-child>.drag_entered_bottom.highlighted_drop_target {
	bottom: -1px;
	height: calc(var(--drag_area_bottom, 9px) + 4px);
	border-bottom: 1px solid var(--drag_indicator, #339bf3);
}

/* #tab_list>.tab:first-child {
	margin-top: 4px;
} */
#tab_list>.tab:last-child {
	margin-bottom: 12px;
}


/* TABS CHILDREN */

.children>.tab>.tab_header {
	left: 13px;
}

.children {
	position: relative;
	padding-left: 6px;
}

.o>.children {
	height: auto;
}

.c>.children {
	display: none;
	height: 0px;
}

.expand {
	z-index: 200;
	position: absolute;
	top: 1px;
	left: 0px;
	height: 100%;
	width: 16px;
}

.exp_box {
	position: absolute;
	top: var(--expand_box_top, 6px);
	left: var(--expand_box_left, 3px);
	height: var(--expand_box_size, 5px);
	width: var(--expand_box_size, 5px);
}

.c>.expand>.exp_box {
	border: 1px solid var(--expand_closed_border, #969696);
	background-color: var(--expand_closed_background, #eaeaea);
}

.o>.expand>.exp_box {
	border: 1px solid var(--expand_open_border, #339bf3);
	background-color: var(--expand_open_background, #d0e2f0);
}

.children>.o>.expand>.exp_line_h,
.children>.c>.expand>.exp_line_h {
	position: absolute;
	top: var(--expand_line_h_top, 9px);
	left: 1px;
	height: 1px;
	width: var(--expand_line_h_oc_width, 3px);
	border-top: 1px solid var(--expand_lines, #cccccc);
}

.children>.tab:not(.o):not(.c)>.expand>.exp_line_h {
	position: absolute;
	top: var(--expand_line_h_top, 9px);
	left: 1px;
	height: 1px;
	width: var(--expand_line_h_width, 12px);
	border-top: 1px solid var(--expand_lines, #cccccc);
}

.children>.tab:not(:last-child)>.expand>.exp_line_v {
	position: absolute;
	top: var(--expand_line_v_top, -9px);
	left: var(--expand_line_v_left, 0px);
	height: calc(100% + 1px);
	width: 1px;
	border-left: 1px solid var(--expand_lines, #cccccc);
}

.children>.tab:last-child>.expand>.exp_line_v {
	position: absolute;
	top: var(--expand_line_v_top, -9px);
	left: var(--expand_line_v_left, 0px);
	height: var(--expand_line_v_last_height, 19px);
	width: 1px;
	border-left: 1px solid var(--expand_lines, #cccccc);
}


/* PINS */

.pin {
	/* pin size is here, all the rest is automatically calculated */
	top: 1px;
	left: 1px;
	height: var(--pin_height, 24px);
	width: var(--pin_width, 26px);
	/* border: 1px solid red; */
}

.pin>.tab_header>.tab_title,
.pin>.expand {
	display: none;
}

.pin>.tab_header {
	background-image: url(../theme/empty.svg);
	background-size: var(--favicon_size, 16px 16px);
	background-position: center;
	height: calc(100% - 3px);
	width: calc(100% - 3px);
}

.pin>.drag_entered_top {
	z-index: 20;
	position: absolute;
	top: 1px;
	left: -1px;
	height: calc(100% - 4px);
	width: 50%;
	border-left: 1px solid transparent;
}

.pin>.drag_entered_top.highlighted_drop_target {
	border-left: 1px solid var(--drag_indicator, #339bf3);
}

.pin>.drag_entered_bottom {
	z-index: 21;
	position: absolute;
	top: 1px;
	left: calc(50% - 2px);
	height: calc(100% - 4px);
	width: 50%;
	border-left: 1px solid transparent;
}

.pin>.drag_entered_bottom.highlighted_drop_target {
	border-right: 1px solid var(--drag_indicator, #339bf3);
}

.pin>.drag_enter_center {
	z-index: 2;
	position: absolute;
	top: 0px;
	height: 0px;
	width: 0px;
	/* border: 1px solid yellow; */
}


/* MEDIA */

.tab_mediaicon {
	z-index: 999;
	bottom: 0px;
	left: 2px;
	height: 0px;
	width: 0px;
	background-size: 0px 0px;
}

.audible>.tab_header>.tab_mediaicon {
	height: 10px;
	width: 10px;
	background-image: url(../theme/media.gif);
	background-size: 10px 10px;
}

.muted>.tab_header>.tab_mediaicon {
	height: 10px;
	width: 10px;
	background-image: url(../theme/media_muted.gif);
	background-size: 10px 10px;
}


/* LOADING FAVICON */

.loading>.tab_header {
	background-image: url(../theme/loading.svg);
}


/* CLOSE BUTTON */

.close {
	border: 1px solid transparent;
	z-index: 998;
	display: none;
	position: absolute;
	top: var(--close_top, 2px);
	right: var(--close_right, 2px);
	height: var(--close_size, 13px);
	width: var(--close_size, 13px);
	background-size: var(--close_size, 13px) var(--close_size, 13px);
}

.close_img {
	z-index: -999;
	position: absolute;
	top: 0px;
	left: 0px;
	height: 100%;
	width: 100%;
	background-color: var(--close_x, #7d7d7d);
	-webkit-mask-box-image: url(../theme/close.svg);
	mask-image: url(../theme/close.svg);
	mask-size: 100%;
	mask-position: center, center;
}

.close_show>.tab_title {
	padding-right: var(--title_padding_with_close, 24px);
}

.close_show>.close {
	display: inline-block;
}

.close_show>.close_hover>.close_img {
	top: 0px;
	background-color: var(--close_hover_x, #fbfcfe);
}

.close_show>.close_hover {
	border: 1px solid var(--close_hover_border, #757676);
	background-color: var(--close_hover_background, #939394);
}

.pin>.tab_header>.close {
	display: none;
	z-index: -999;
}


/* MENU */

#tabs_menu {
	display: none;
	word-wrap: normal;
	white-space: initial;
	z-index: 1000;
	font-family: Arial, Helvetica, "Nimbus Sans L", "Liberation Sans", FreeSans, Sans-serif;
	font-size: 12px;
	border: 1px solid var(--tabs_menu_border, #bebebe);
	padding: 0;
	background: var(--tabs_menu_background, #fafafa);
	color: var(--tabs_menu_font, #333333);
}

#tabs_menu li {
	padding: 3px 8px;
	cursor: pointer;
	list-style-type: none;
}

#tabs_menu li:hover {
	padding: 2px 7px;
	border: 1px solid var(--tabs_menu_hover_border, #bebebe);
	background-color: var(--tabs_menu_hover_background, #efefef);
}

#tabs_menu .separator {
	height: 1px;
	width: 80%;
	background-color: var(--tabs_menu_separator, #efefef);
	margin: 0 auto;
}