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STOCK COMPENSATION (Details - Stock compensation) - USD ($)
3 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Interim Period, Costs Not Allocable [Line Items]    
Total stock-based compensation expense $ 120,154 $ 84,207
Weighted average number of common shares outstanding- basic and diluted 12,828,816 9,632,977
Basic and diluted loss per common share attributable to stock-based compensation expense $ (0.16) $ (0.15)
Vesting Options [Member]    
Interim Period, Costs Not Allocable [Line Items]    
Total stock-based compensation expense $ 120,154 $ 84,207
Share Based Compensation [Member]    
Interim Period, Costs Not Allocable [Line Items]    
Basic and diluted loss per common share attributable to stock-based compensation expense $ (0.01) $ (0.01)