legend.box.spacing ggplot 2
library(ggplot2)
ggplot(mtcars, aes(factor(cyl), fill = factor(cyl))) +
geom_bar() +
coord_flip() +
scale_fill_brewer("Cyl", palette = "Dark2") +
theme_minimal(base_size = 14) +
theme(legend.position = 'top',
legend.spacing.x = unit(1.0, 'cm'))