line_color = "black"
line_width = 0.03
hoshi_radius = 0.09
background_fill = "white"
label_color = "black"
black_stone_fill = "black"
white_stone_fill = "white"
black_stone_stroke = "black"
white_stone_stroke = "black"
markup_stroke_width = 0.1
black_stone_markup_color = "white"
white_stone_markup_color = "black"
empty_markup_color = "black"
black_stone_selected_color = "white"
white_stone_selected_color = "black"
empty_selected_color = "black"