This allow you to change colors of prettyCheckbox,
prettyRadioButtons
create_pretty(
output_file,
default = NULL,
primary = NULL,
success = NULL,
info = NULL,
warning = NULL,
danger = NULL
)If output_file = NULL, the function returns a string value of the compiled CSS.
If the output path is specified, the compiled CSS is written to that file and invisible() is returned.