artwork/usr/share/themes/Ozone2/gtk-3.0/gtk-buttons.css

/***********
 * Buttons *
 ***********/
GtkScale.slider,
.button,
.toolbar .button {
	border-radius: 2;
	text-shadow: 0 1 alpha (shade (@button_bg_color, 1.25), 0.4);
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (@button_gradient_color_a),
		to (@button_gradient_color_b));

	-unico-border-gradient: -gtk-gradient (linear,
		left top, left bottom,
		from (@theme_border_color_a),
		to (@theme_border_color_b));

	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-color: alpha (shade (@theme_bg_color, 1.26), 0.0);
}

.button:hover, 
.toolbar.button:hover {
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (@button_hover_gradient_color_a),
		to (@button_hover_gradient_color_b));

	-unico-border-gradient: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@theme_border_color_a, 1.10)),
		to (shade (@theme_border_color_b, 1.10)));
}

.button:active,
.toolbar .button:active,
.button:hover:active,
.toolbar.button:hover:active {
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@button_active_gradient_color_a, 1.00)),
		to (shade (@button_active_gradient_color_b, 1.00)));

	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_border_color_b, 1.00)),
		to (shade (@theme_border_color_a, 1.00)));
	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-gradient: -gtk-gradient (linear,
		left top, left bottom,
		from (alpha (@theme_fg_color, 0.2)),
		to (alpha (shade (@button_bg_color, 1.26), 0.0)));
}

.button:insensitive {
	text-shadow: 0 1 alpha (shade (@button_bg_color, 1.25), 0.4);
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@button_insensitive_bg_color, 1.04)),
		to (shade (@button_insensitive_bg_color, 0.96)));

	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@button_insensitive_bg_color, 0.8)),
		to (shade (@button_insensitive_bg_color, 0.8)));
}

.button:insensitive:active {
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@button_insensitive_bg_color, 0.97)),
		to (shade (@button_insensitive_bg_color, 1.0)));

	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-color: alpha (shade (@button_insensitive_bg_color, 0.9), 0.2);
}

GtkScale.slider {
}

/****************
 * Checkbuttons *
 ****************/
.check,
.check row,
.radio,
.radio row {
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_base_color, 0.96)),
		color-stop (0.10, shade (@theme_base_color, 0.98)),
		to (@theme_base_color));

	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 0.68)),
		to (shade (@theme_bg_color, 0.68)));
	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-color: alpha (shade (@theme_base_color, 0.1), 0.02);
}

.check,
.check row {
	border-radius: 3;
}

.radio,
.radio row {
	border-radius: 10;
}

.check:active,
.check row:selected:active,
.check row:selected:focused:active,
.notebook .check:active,
.notebook .radio:active,
.radio:active,
.radio row:selected:active,
.radio row:selected:focused:active {
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_selected_bg_color, 1.1)),
		to (shade (@theme_selected_bg_color, 0.9)));

	-unico-bullet-color: shade (@theme_selected_fg_color, 1.0);
	-unico-bullet-outline-color: shade (@theme_selected_bg_color, 0.6);
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_selected_bg_color, 0.7)),
		to (shade (@theme_selected_bg_color, 0.7)));
	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-color: alpha (shade (@theme_selected_bg_color, 1.56), 0.4);
	-unico-outer-stroke-style: custom;
	-unico-outer-stroke-gradient: -gtk-gradient (linear, left top, left bottom,
		from (alpha (shade (@theme_bg_color, 0.05), 0.02)),
		to (alpha (shade (@theme_bg_color, 0.05), 0.08)));
}

.check:insensitive,
.radio:insensitive {
	background-image: none;
	background-color: shade (@theme_bg_color, 0.96);
}

.check:insensitive:active,
.radio:insensitive:active {
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 0.96)),
		to (shade (@theme_bg_color, 0.9)));

	-unico-bullet-color: shade (@theme_bg_color, 0.6);
	-unico-bullet-outline-color: shade (@theme_bg_color, 1.0);
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 0.8)),
		to (shade (@theme_bg_color, 0.7)));
	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-gradient: none;
	-unico-inner-stroke-color: alpha (shade (@theme_bg_color, 1.26), 0.2);
}

/************
 * Treeviews *
 ************/
column-header .button {
	border-radius: 0;
	padding: -1 2;
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@listview_header_gradient_a,1.00)),
		to (shade (@listview_header_gradient_b,1.00)));
	-unico-inner-stroke-style: none;
	-unico-outer-stroke-style: none;
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (alpha (@listview_border, 0.0)),
		to (alpha (@listview_border, 1.0)));
	border-width: 1;
	border-style: solid;
}

column-header .button:prelight {
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@listview_header_gradient_a,1.10)),
		to (shade (@listview_header_gradient_b,1.10)));
	-unico-inner-stroke-style: none;
	-unico-outer-stroke-style: none;
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (alpha (@listview_border, 0.0)),
		to (alpha (@listview_border, 1.0)));
}

/* Treeview */
GtkTreeView.separator {
	background-color: darker (@theme_bg_color);
}

/* Row */
row:hover {
	border-width: 0;
	background-color: alpha (@theme_base_color, 0.0);
}

row:insensitive {
	border-width: 0;
}

row:selected:focused {
	border-width: 1;
	border-style: solid;
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@menuitem_background_a, 1.00)),
		to (shade (@menuitem_background_b, 1.00)));
	background-color: @theme_selected_bg_color;
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (alpha (shade (@menuitem_background_b, 0.86), 1.0)),
		color-stop (0.09, alpha (@theme_selected_bg_color, 0.0)),
		to (alpha (@theme_selected_bg_color, 0.0)));
}

row:selected {
	border-width: 1;
	border-style: solid;
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@menuitem_background_a, 1.00)),
		to (shade (@menuitem_background_b, 1.00)));
	background-color: @theme_selected_bg_color;
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (alpha (shade (@menuitem_background_b, 0.86), 1.0)),
		color-stop (0.09, alpha (@theme_selected_bg_color, 0.0)),
		to (alpha (@theme_selected_bg_color, 0.0)));
}

/************
 * GtkScale *
 ************/
GtkScale {
	-GtkScale-slider-length: 10;
	-GtkRange-slider-width: 17;
	-GtkRange-trough-border: 1;

	border-radius: 8;
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 0.8)),
		to (shade (@theme_bg_color, 0.8)));
}

GtkScale.trough {
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 0.92)),
		to (shade (@theme_bg_color, 0.96)));
}

/***************
 * Spinbuttons *
 ***************/
GtkSpinButton.button {
}

GtkSpinButton.button:insensitive {
}

/************
 * Switches *
 ************/
GtkSwitch {
	border-radius: 2;
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (@button_gradient_color_a),
		to (@button_gradient_color_b));

	-unico-border-gradient: -gtk-gradient (linear,
		left top, left bottom,
		from (@theme_border_color_a),
		to (@theme_border_color_b));

	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-gradient: -gtk-gradient (linear,
		left top, left bottom,
		from (alpha (@theme_base_color, 0.9)),
		to (alpha (shade (@button_bg_color, 1.26), 0.0)));
}

GtkSwitch.trough {
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@progressbar_through_a, 1.0)),
		to (shade (@progressbar_through_b, 1.0)));

	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_border_color_b, 1.00)),
		to (shade (@theme_border_color_a, 1.00)));
	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-gradient: -gtk-gradient (linear,
		left top, left bottom,
		from (alpha (@theme_fg_color, 0.2)),
		to (alpha (shade (@button_bg_color, 1.26), 0.0)));
}

GtkSwitch.trough:active {
	background-image: -gtk-gradient (linear,
		left top, left bottom,
		from (shade (@theme_selected_bg_color, 0.9)),
		to (shade (@theme_selected_bg_color, 1.0)));

	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_border_color_b, 1.00)),
		to (shade (@theme_border_color_a, 1.00)));
	-unico-inner-stroke-style: custom;
	-unico-inner-stroke-gradient: -gtk-gradient (linear,
		left top, left bottom,
		from (alpha (shade (@theme_selected_bg_color, 0.6),0.2)),
		to (alpha (shade (@theme_selected_bg_color, 1.26), 0.0)));
	color: @theme_base_color;
}

/*******************
 * Notebook & Tabs *
 *******************/
.notebook {
	padding: 2;
	border-radius: 2;
	background-color: shade (@theme_bg_color, 1.1);
	-unico-border-gradient: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 0.8)),
		to (shade (@theme_bg_color, 0.8)));
}

.notebook tab {
	border-radius: 2;
	padding: 2 3 0;
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 1.0)),
		to (shade (@theme_bg_color, 0.97)));
}

.notebook tab:active {
	background-image: -gtk-gradient (linear, left top, left bottom,
		from (shade (@theme_bg_color, 1.2)),
		to (shade (@theme_bg_color, 1.1)));
}