Erode/Dilate option in Galaincha allows to fine tune the design by increasing /decreasing the thickness of the elements.
Open any existing design in Galaincha.
Go to Image >> Effect >> Stylize >> Erode / Dilate
To increase the thickness of brighter colors in design, increase the intensity value.
To increase the thickness of darker colors in design, decrease the intensity value.
Once you get the desired output, click “OK”