Note 2 - Going Concern (Details Textual) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Net Income (Loss) Attributable to Parent, Total	$ (393,620)	$ (73,269)	$ (2,772,484)	$ (192,865)
Retained Earnings (Accumulated Deficit), Ending Balance	(44,552,800)		$ (44,159,180)
Working Capital (Deficit)	$ 112,075