,
These are complete light themes based on ggplot2::theme_bw() which control all non-data display.
theme_eeguana()
theme_eeguana2()
default_theme()A ggplot theme.
Other plotting functions: 
annotate_electrodes(),
annotate_events(),
annotate_head(),
eeg_downsample(),
ggplot.eeg_lst(),
plot.eeg_lst(),
plot_components(),
plot_in_layout(),
plot_topo()