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Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2020
Dec. 31, 2019
LIABILITIES AND STOCKHOLDERS' EQUITY    
Common stock par value $ 0.001 $ 0.001
Common stock, shares authorized 20,000,000 20,000,000
Common stock, shares issued 6,102,630 6,017,674
Common stock, shares outstanding 6,102,630 6,017,674