diff --git a/0011-on.initialize b/0011-on.initialize
index cbf5a00..b89f136 100644
--- a/0011-on.initialize
+++ b/0011-on.initialize
@@ -1,6 +1,6 @@
 on.initialize = function()
-	love.graphics.setFont(love.graphics.newFont(20))
-	Line_height = math.floor(love.graphics.getFont():getHeight()*1.3)
+	love.graphics.setFont(love.graphics.newFont(Font_height))
+	Line_height = math.floor(Font_height*1.3)
 	Line_number_padding = Line_number_width*App.width('m')
 	Menu_left, Menu_top, Safe_width, Safe_height = love.window.getSafeArea()
 	Menu_height = 5 + Line_height + 5
diff --git a/0032-update_font_settings b/0032-update_font_settings
index 9bec423..81bdc3e 100644
--- a/0032-update_font_settings
+++ b/0032-update_font_settings
@@ -1,6 +1,7 @@
 update_font_settings = function(font_height)
+	Font_height = font_height
 	love.graphics.setFont(love.graphics.newFont(font_height))
-	Line_height = math.floor(love.graphics.getFont():getHeight()*1.3)
+	Line_height = math.floor(font_height*1.3)
 	Line_number_padding = Line_number_width*App.width('m')
 	Menu_height = 5 + Line_height + 5
 	Menu_bottom = Menu_top + Menu_height
diff --git a/0068-copy_editor b/0068-copy_editor
index 05c6eb1..24d65e7 100644
--- a/0068-copy_editor
+++ b/0068-copy_editor
@@ -4,7 +4,7 @@ copy_editor = function(state)
 		Safe_height/2-Line_height,  -- bottom
 		Menu_left + 50 + Line_number_padding,  -- left
 		math.min(100+30*App.width('m'), Safe_width*2/3),  -- right
-		love.graphics.getFont():getHeight(), Line_height)
+		Font_height, Line_height)
 	new_state.lines = map(state.lines,
 		function(line)
 			return {data=line.data}
diff --git a/0069-output_editor_state b/0069-output_editor_state
index b33b51d..bca0abc 100644
--- a/0069-output_editor_state
+++ b/0069-output_editor_state
@@ -3,7 +3,7 @@ output_editor_state = function(editor_state)
 			editor_state.bottom+5+10+5,  -- top
 			nil,  -- buttom
 			editor_state.left, editor_state.right,
-			love.graphics.getFont():getHeight(), Line_height)
+			Font_height, Line_height)
 	Text.redraw_all(result)
 	return result
 end
\ No newline at end of file
diff --git a/0070-code_editor_state b/0070-code_editor_state
index dfb64b0..e9de5a9 100644
--- a/0070-code_editor_state
+++ b/0070-code_editor_state
@@ -4,7 +4,7 @@ code_editor_state = function()
 			Safe_height/2-Line_height,  -- bottom
 			Menu_left + 50 + Line_number_padding,  -- left
 			math.min(100+30*App.width('m'), Safe_width*2/3),  -- right
-			love.graphics.getFont():getHeight(), Line_height)
+			Font_height, Line_height)
 	Text.redraw_all(result)
 	return result
 end
\ No newline at end of file
diff --git a/0081-draw_settings_menu b/0081-draw_settings_menu
index eafc8b6..5fbc0ce 100644
--- a/0081-draw_settings_menu
+++ b/0081-draw_settings_menu
@@ -1,6 +1,6 @@
 draw_settings_menu = function()
 	App.color(Menu_background)
-	local w,h = 200, love.graphics.getFont():getHeight()*8
+	local w,h = 200, Font_height*8
 	local x,y = Safe_width-30-w, Menu_bottom
 	Settings_menu_area = {x=x, y=y, w=w, h=h}
 	love.graphics.rectangle('fill', x,y, w,h)
diff --git a/0097-Font_height b/0097-Font_height
new file mode 100644
index 0000000..22ad69b
--- /dev/null
+++ b/0097-Font_height
@@ -0,0 +1 @@
+Font_height = 20
\ No newline at end of file
diff --git a/0098-on.save_settings b/0098-on.save_settings
new file mode 100644
index 0000000..01818a9
--- /dev/null
+++ b/0098-on.save_settings
@@ -0,0 +1,7 @@
+on.save_settings = function()
+	return {
+		font_height = Font_height,
+		foreground_color = Foreground_color,
+		background_color = Background_color
+	}
+end
\ No newline at end of file
diff --git a/0099-on.load_settings b/0099-on.load_settings
new file mode 100644
index 0000000..b4ee970
--- /dev/null
+++ b/0099-on.load_settings
@@ -0,0 +1,10 @@
+on.load_settings = function(settings)
+	Font_height = settings.font_height or font_height
+	Background_color = settings.background_color or Background_color
+	-- careful not to replace the Foreground_color table instance
+	if settings.foreground_color then
+		local src = settings.foreground_color
+		local dest = Foreground_color
+		dest.r, dest.g, dest.b, dest.a = src.r, src.g, src.b, src.a
+	end
+end
\ No newline at end of file